Download presentation
Presentation is loading. Please wait.
Published byCandice Luker Modified over 9 years ago
1
COMMUNITY CHEMISTRY FINAL EXAM REVIEW 12011.GUGS
2
FINAL EXAM REVIEW TOPICS 1.LAB SAFETY 2.SCIENTIFIC METHOD 3.METRICS 4.DENSITY 5.WATER & THE HYDROLOGIC CYCLE 6.ELEMENTS & USING THE PERIODIC TABLE 7.NAMING IONIC COMPOUNDS 8.PROPERTIES OF IONIC VS. MOLECULAR COMPOUNDS 9.SOLUTIONS & SOLUBILITY /POLAR VS. NON POLAR MOLECULES 10.pH 2011.GUGS2
3
PRACTICE QUESTIONS 2011.GUGS3
4
LAB SAFETY: procedures & equipment List 3 types of safety apparel & explain why they are used: 2011.GUGS4
5
LAB SAFETY: procedures & equipment List 3 types of safety apparel & explain why they are used: 1.Goggles: protect eyes 2.Aprons: protect clothing 3.Gloves: protect hands 2011.GUGS5
6
LAB SAFETY: procedures & equipment List 3 safety RULES & explain why they are enforced: 2011.GUGS6
7
LAB SAFETY: procedures & equipment List 3 safety RULES & explain why they are enforced: possible answers 1.Tie back long hair: won’t catch fire. 2.Cover feet & legs: to protect from chemical splashing/spills & broken glass. 3.Know the procedure: to prevent unsafe errors. 4.Remove dangling jewelry: can get caught on things. 5.Dispose of chemical wastes as directed: some chemicals can be pollutants. 2011.GUGS7
8
LAB SAFETY: EPA, OSHA & MSDS What is the EPA & what is it’s purpose? 2011.GUGS8
9
LAB SAFETY: EPA, OSHA & MSDS What is the EPA & what is it’s purpose? EPA stands for Environmental Protection Agency. It is a U. S. government agency protects human health and the environment 2011.GUGS9
10
LAB SAFETY: EPA, OSHA & MSDS What is OSHA & what is it’s purpose? 2011.GUGS10
11
LAB SAFETY: EPA, OSHA & MSDS What is OSHA & what is it’s purpose? OSHA is the Occupational Health and Safety Administration. Its mission is to prevent work-related injuries, illnesses, and occupational fatality by issuing and enforcing standards for workplace safety and health. 2011.GUGS11
12
LAB SAFETY: EPA, OSHA & MSDS WHAT DO THE LETTERS MSDS MEAN? 2011.GUGS12
13
LAB SAFETY: EPA, OSHA & MSDS WHAT DO THE LETTERS MSDS MEAN? MSDS stands for material safety data sheet. 2011.GUGS13
14
LAB SAFETY: EPA, OSHA & MSDS WHAT IS THE PURPOSE OF MSDS? 2011.GUGS14
15
LAB SAFETY: EPA, OSHA & MSDS WHAT IS THE PURPOSE OF MSDS? Material safety data sheet (MSDS) is a form with data regarding the properties of a particular substance. An important component of handling or working with a substance in a safe manner. 2011.GUGS15
16
LAB SAFETY: EPA, OSHA & MSDS WHAT IS LD 50? 2011.GUGS16
17
LAB SAFETY: EPA, OSHA & MSDS WHAT IS LD 50? The LD 50 is the dose that kills half (50%) of the animals tested (LD = "lethal dose"). The animals are usually rats or mice, although rabbits, guinea pigs, hamsters, and so on are sometimes used. 2011.GUGS17
18
LAB SAFETY: EPA, OSHA & MSDS Using an actual MSDS, provide the following information: 1.Name of substance: _____________ 2.Chemical formula: _______________ 3.Boiling Point: ___________________ 4.LD-50: _________________________ 2011.GUGS18
19
Scientific Method List the steps in the Scientific Method: 2011.GUGS19
20
Scientific Method List the steps in the Scientific Method: 1.State the problem (with variables). 2.Form hypothesis. 3.Develop an experimental design that has a control. 4.Gather data (perform experiment). 5.Analyze data & FORM CONCLUSIONS. 6.Evaluate the validity of the experiment. 2011.GUGS20
21
Scientific Method WHAT IS THE EXPERIMENTAL CONTROL? 2011.GUGS21
22
Scientific Method WHAT IS THE EXPERIMENTAL CONTROL? A sample in which a factor whose effect is being estimated is absent or is held constant, in order to provide a comparison. 2011.GUGS22
23
Scientific Method COMPARE THE DEPENDENT & INDEPENDENT VARIABLES. 2011.GUGS23
24
Scientific Method COMPARE THE DEPENDENT & INDEPENDENT VARIABLES. The independent variable is the variable being manipulated/changed. The dependent variable is what you measure in the experiment and what is affected during the experiment. The dependent variable responds to the independent variable. 2011.GUGS24
25
Scientific Method Choose the arrow on the graduated cylinder to show where the volume reading should be correctly read. 2011.GUGS25
26
Scientific Method Choose the arrow on the graduated cylinder to show where the volume reading should be correctly read. 2011.GUGS26 ***************
27
THE METRIC SYSTEM COMPLETE THE FOLLOWING TABLE. MeasurementMetric Unit 1.Length 2.Mass 3.Volume 4.Time 2011.GUGS27
28
THE METRIC SYSTEM COMPLETE THE FOLLOWING TABLE. MeasurementMetric Unit 1.LengthM-meter 2.Massg-gram 3.VolumeL-liter 4.Times-seconds 2011.GUGS28
29
THE METRIC SYSTEM COMPLETE THE FOLLOWING TABLE. Prefix Value (decimal/fraction) 1.Milli 2.Kilo 3.Deci 4.Centi 2011.GUGS29
30
THE METRIC SYSTEM COMPLETE THE FOLLOWING TABLE. Prefix Value (decimal/fraction) 1.Milli1/1000 or 0.001 2.Kilo1000 3.Deci1/10 or 0.1 4.Centi1/100 or 0.01 2011.GUGS30
31
DENSITY STATE THE FORMULA FOR DENSITY. 2011.GUGS31
32
DENSITY STATE THE FORMULA FOR DENSITY. Density is mass divided by volume: D = m/V 2011.GUGS32
33
DENSITY Calculate the density of an object that has a mass of 7.0 g and a volume of 3.5 mL. 2011.GUGS33
34
DENSITY Calculate the density of an object that has a mass of 7.0 g and a volume of 3.5 mL. D = m / V D = 7.0 g / 3.5 mL D = 2 g / mL 2011.GUGS34
35
DENSITY WHICH IS MORE DENSE THAN WATER? 2011.GUGS35
36
DENSITY WHICH IS MORE DENSE THAN WATER? 2011.GUGS36 Soda Can Sinks: MORE DENSE THAN WATER!
37
ELEMENTS & USING THE PERIODIC TABLE There are approximately elements. 2011.GUGS37
38
ELEMENTS & USING THE PERIODIC TABLE There are approximately 114 elements. 2011.GUGS38
39
ELEMENTS & USING THE PERIODIC TABLE The 3 major types of elements are: 2011.GUGS39
40
ELEMENTS & USING THE PERIODIC TABLE The 3 major types of elements are: Metal, nonmetals, & metalloids. 2011.GUGS40
41
ELEMENTS & USING THE PERIODIC TABLE List 3 properties of metals. 2011.GUGS41
42
ELEMENTS & USING THE PERIODIC TABLE List 3 properties of metals. 1.Ductile (can be made into wire) 2.Malleable (can be shaped) 3.Good heat & electricity conductors 2011.GUGS42
43
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS43 What does the number 35 represent?
44
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS44 What does the number 35 represent? Atomic number
45
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS45 What do the letters Br represent?
46
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS46 What do the letters Br represent? The chemical symbol of the element.
47
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS47 What does the number 79.90 represent?
48
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS48 What does the number 79.90 represent? Atomic mass
49
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS49 In the periodic table, families are arranged in ____________.
50
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS50 In the periodic table, families are arranged in vertical columns.
51
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS51 In the periodic table, periods are arranged in.
52
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS52 In the periodic table, periods are arranged in horizontal rows.
53
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS53 In the periodic table, there are periods.
54
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS54 In the periodic table, there are 7 periods.
55
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS55 In the periodic table, there are families.
56
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS56 In the periodic table, there are 18 families.
57
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS57 The chemical properties of an element relate most closely to the element’s.
58
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS58 The chemical properties of an element relate most closely to the element’s electronic structure.
59
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS59 Complete the table: GroupFamily Name 1 2 17 18
60
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS60 Complete the table: GroupFamily Name 1Alkali metals 2 17 18
61
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS61 Complete the table: GroupFamily Name 1Alkali metals 2Alkaline earth metals 17 18
62
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS62 Complete the table: GroupFamily Name 1Alkali metals 2Alkaline earth metals 17Halogens 18
63
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS63 Complete the table: GroupFamily Name 1Alkali metals 2Alkaline earth metals 17Halogens 18Noble gases
64
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS64 Complete the table: ElementFamily Name Li Ba I Ne
65
ELEMENTS & USING THE PERIODIC TABLE 2011.GUGS65 Complete the table: ElementFamily Name LiAlkali metals BaAlkaline earth metals IHalogens NeNoble gases
66
ELEMENTS & USING THE PERIODIC TABLE An element’s identity is based on it’s ________. 2011.GUGS66
67
ELEMENTS & USING THE PERIODIC TABLE An element’s identity is based on it’s atomic number. 2011.GUGS67
68
ELEMENTS & USING THE PERIODIC TABLE Identify the element which has an atomic number of 6. 2011.GUGS68
69
ELEMENTS & USING THE PERIODIC TABLE Identify the element which has an atomic number of 6. Carbon. 2011.GUGS69
70
ELEMENTS & USING THE PERIODIC TABLE Identify the element which has an atomic number of 16. 2011.GUGS70
71
ELEMENTS & USING THE PERIODIC TABLE Identify the element which has an atomic number of 16. Sulfur. 2011.GUGS71
72
ELEMENTS & USING THE PERIODIC TABLE Identify the element that has the symbol Fe. 2011.GUGS72
73
ELEMENTS & USING THE PERIODIC TABLE Identify the element that has the symbol Fe. Iron. 2011.GUGS73
74
ELEMENTS & USING THE PERIODIC TABLE Identify the element that has the symbol K. 2011.GUGS74
75
ELEMENTS & USING THE PERIODIC TABLE Identify the element that has the symbol K. Potassium. 2011.GUGS75
76
ELEMENTS & USING THE PERIODIC TABLE Complete the table: 2011.GUGS76 IsotopeAtomic # Mass # # of protons # of neutrons # of electrons charge L3430 36 M8035
77
ELEMENTS & USING THE PERIODIC TABLE Complete the table: 2011.GUGS77 IsotopeAtomic # Mass # # of protons # of neutrons # of electrons charge L34 30 36 M8035
78
ELEMENTS & USING THE PERIODIC TABLE Complete the table: 2011.GUGS78 IsotopeAtomic # Mass # # of protons # of neutrons # of electrons charge L3434 + 30 = 64 3430 36 M8035
79
ELEMENTS & USING THE PERIODIC TABLE Complete the table: 2011.GUGS79 IsotopeAtomic # Mass # # of protons # of neutrons # of electrons charge L3434 + 30 = 64 3430 3634- 36 = -2 M8035
80
ELEMENTS & USING THE PERIODIC TABLE Complete the table: 2011.GUGS80 IsotopeAtomic # Mass # # of protons # of neutrons # of electrons charge L3434 + 30 = 64 3430 3634- 36 = -2 M358035
81
ELEMENTS & USING THE PERIODIC TABLE Complete the table: 2011.GUGS81 IsotopeAtomic # Mass # # of protons # of neutrons # of electrons charge L3434 + 30 = 64 3430 3634- 36 = -2 M35803580-35 = 45
82
ELEMENTS & USING THE PERIODIC TABLE Complete the table: 2011.GUGS82 IsotopeAtomic # Mass # # of protons # of neutrons # of electrons charge L3434 + 30 = 64 3430 3634- 36 = -2 M35803580-35 = 45 35 + 1 = 36
83
ELEMENTS & USING THE PERIODIC TABLE Complete the table: 2011.GUGS83 AtomMetal or Nonmetal? Cation or Anion? Gains or loses electrons? # of electrons gained or lost Ion formed Sodium, Na Na + Sulfur, S S 2- Magnesium, Mg Mg 2+ Aluminum, Al Al 3+
84
ELEMENTS & USING THE PERIODIC TABLE Complete the table: 2011.GUGS84 AtomMetal or Nonmetal? Cation or Anion? Gains or loses electrons? # of electrons gained or lost Ion formed Sodium, NaMetalCationLoses1 lost Na + Sulfur, S S 2- Magnesium, Mg Mg 2+ Aluminum, Al Al 3+
85
ELEMENTS & USING THE PERIODIC TABLE Complete the table: 2011.GUGS85 AtomMetal or Nonmetal? Cation or Anion? Gains or loses electrons? # of electrons gained or lost Ion formed Sodium, NaMetalCationLoses1 lost Na + Sulfur, SNonmetalAnionGains2 gained S 2- Magnesium, Mg Mg 2+ Aluminum, Al Al 3+
86
ELEMENTS & USING THE PERIODIC TABLE Complete the table: 2011.GUGS86 AtomMetal or Nonmetal? Cation or Anion? Gains or loses electrons? # of electrons gained or lost Ion formed Sodium, NaMetalCationLoses1 lost Na + Sulfur, SNonmetalAnionGains2 gained S 2- Magnesium, Mg MetalCationLoses2 lost Mg 2+ Aluminum, Al Al 3+
87
ELEMENTS & USING THE PERIODIC TABLE Complete the table: 2011.GUGS87 AtomMetal or Nonmetal? Cation or Anion? Gains or loses electrons? # of electrons gained or lost Ion formed Sodium, NaMetalCationLoses1 lost Na + Sulfur, SNonmetalAnionGains2 gained S 2- Magnesium, Mg MetalCationLoses2 lost Mg 2+ Aluminum, Al MetalCationLoses3 lost Al 3+
88
FORMULAS & NAMES OF IONIC COMPOUNDS Complete the table: 2011.GUGS88 ElementCation formula ElementAnion formula Compound formula Name CalciumNitrogen SodiumSulfur Aluminu m Fluorine
89
FORMULAS & NAMES OF IONIC COMPOUNDS Complete the table: 2011.GUGS89 ElementCation formula ElementAnion formula Compound formula Name Calcium Ca 2+ Nitrogen N 3- Ca 3 N 2 Calcium nitride SodiumSulfur Aluminu m Fluorine
90
FORMULAS & NAMES OF IONIC COMPOUNDS Complete the table: 2011.GUGS90 ElementCation formula ElementAnion formula Compound formula Name Calcium Ca 2+ Nitrogen N 3- Ca 3 N 2 Calcium nitride Sodium Na + Sulfur S-S- Na 2 S Sodium sulfide Aluminu m Fluorine
91
FORMULAS & NAMES OF IONIC COMPOUNDS Complete the table: 2011.GUGS91 ElementCation formula ElementAnion formula Cmpd formula Name Calcium Ca 2+ Nitrogen N 3- Ca 3 N 2 Calcium nitride Sodium Na + Sulfur S-S- Na 2 S Sodium sulfide Aluminu m Al 3+ Fluorine F-F- AlF 3 Aluminum fluoride
92
FORMULAS & NAMES OF IONIC COMPOUNDS Write the formula for magnesium hydroxide: 2011.GUGS92
93
FORMULAS & NAMES OF IONIC COMPOUNDS Write the formula for magnesium hydroxide: Mg(OH) 2 2011.GUGS93
94
FORMULAS & NAMES OF IONIC COMPOUNDS How many oxygen atoms are in the chemical formula Ba 3 (PO 4 ) 2 ? 2011.GUGS94
95
FORMULAS & NAMES OF IONIC COMPOUNDS Write the formula for barium phosphate: Ba 3 (PO 4 ) 2 2011.GUGS95
96
FORMULAS & NAMES OF IONIC COMPOUNDS How many oxygen atoms are in the chemical formula Ba 3 (PO 4 ) 2 ? 2 X 4 = 8 2011.GUGS96
97
WATER & THE HYDROLOGIC CYCLE What is the difference between direct and indirect water use? 2011.GUGS97
98
WATER & THE HYDROLOGIC CYCLE What is the difference between direct and indirect water use? Direct water use is when you turn on a tap and water comes out– for example: Drinking a glass of water/cooking with water, showering. Indirect water use is when you use a product or service that required water to be used for its production, or water use that you aren't readily aware of, for example: water used in the production of electricity. 2011.GUGS98
99
WATER & THE HYDROLOGIC CYCLE List 4 ways you can conserve water: 2011.GUGS99
100
WATER & THE HYDROLOGIC CYCLE List 4 ways you can conserve water: 2011.GUGS100
101
WATER & THE HYDROLOGIC CYCLE List & describe the processes (steps) in the hydrologic cycle. 2011.GUGS101
102
WATER & THE HYDROLOGIC CYCLE List the processes (steps) in the hydrologic cycle. 1. Condensation: when warm air collides with cold air and droplets form. 2. Precipitation: droplets that after being condensed begin to fall to the earth in the form of rain, sleet, hail, glaze, or snow. 3. Erosion: the movement of soil by wind or water. 4. Melting: when a solid changes into a liquid. 5. Percolation: the movement of water through the soil. 6. Evaporation: The process of liquid water becoming vapor. 2011.GUGS102
103
2011.GUGS103 The Hydrologic Cycle: Insert the following terms In the diagram: Evaporation Respiration Transpiration Precipitation Runoff Condensation
104
2011.GUGS104 The Hydrologic Cycle: Insert the following terms In the diagram: Evaporation Respiration Transpiration Precipitation Runoff Condensation
105
WATER & THE HYDROLOGIC CYCLE Huge underground storehouses of water made rock, sand, or gravel are known as ____________. 2011.GUGS105
106
WATER & THE HYDROLOGIC CYCLE Huge underground storehouses of water made rock, sand, or gravel are known as aquifers. 2011.GUGS106
107
SOLUTIONS & SOLUBILITY Define: 1.Solute: 2.Solvent: 2011.GUGS107
108
SOLUTIONS & SOLUBILITY Define: 1.Solute: A substance dissolved in another substance, usually the component of a solution present in the lesser amount. 2.Solvent: 2011.GUGS108
109
SOLUTIONS & SOLUBILITY Define: 1.Solute: A substance dissolved in another substance, usually the component of a solution present in the lesser amount. 2.Solvent: a substance that dissolves another to form a solution; usually the component of a solution present in the greater amount. 2011.GUGS109
110
SOLUTIONS & SOLUBILITY Define the following: 1.Unsaturated 2.Saturated 3.Supersaturated 4.Electrolyte 2011.GUGS110
111
SOLUTIONS & SOLUBILITY Define the following: 1.Unsaturated: a solution that has LESS than the maximum amount of solute. 2.Saturated 3.Supersaturated 4.Electrolyte 2011.GUGS111
112
SOLUTIONS & SOLUBILITY Define the following: 1.Unsaturated: a solution that has LESS than the maximum amount of solute. 2.Saturated: a solution that has exactly the maximum amount of solute. 3.Supersaturated: 4.Electrolyte: 2011.GUGS112
113
SOLUTIONS & SOLUBILITY Define the following: 1.Unsaturated: a solution that has LESS than the maximum amount of solute. 2.Saturated: a solution that has exactly the maximum amount of solute. 3.Supersaturated: a solution that has MORE than the maximum amount of solute. 4.Electrolyte: 2011.GUGS113
114
SOLUTIONS & SOLUBILITY Define the following: 1.Unsaturated: a solution that has LESS than the maximum amount of solute. 2.Saturated: a solution that has exactly the maximum amount of solute. 3.Supersaturated: a solution that has MORE than the maximum amount of solute. 4.Electrolyte: material containing free ions that can conduct an electrical current. Most electrolytes consist of ions in solution, and they are referred to as ionic solutions. 2011.GUGS114
115
SOLUTIONS & SOLUBILITY If the temperature of a solution with a gaseous solute increases, the solubility ______________. 2011.GUGS115
116
SOLUTIONS & SOLUBILITY If the temperature of a solution with a gaseous solute increases, the solubility decreases. 2011.GUGS116
117
SOLUTIONS & SOLUBILITY If the temperature of a solution with a solids solute increases, the solubility ________________. 2011.GUGS117
118
SOLUTIONS & SOLUBILITY If the temperature of a solution with a solids solute increases, the solubility increases. 2011.GUGS118
119
SOLUTIONS & SOLUBILITY Explain why water is known as the universal solvent. 2011.GUGS119
120
SOLUTIONS & SOLUBILITY Explain why water is known as the universal solvent. Solutes for the most part are able to dissolve in water with the exception of some solutes like oil. 2011.GUGS120
121
SOLUTIONS & SOLUBILITY Explain what is meant by a polar molecule. Give an example. 2011.GUGS121
122
SOLUTIONS & SOLUBILITY Explain what is meant by a polar molecule. Give an example. A molecule that is positively charged on one end & negatively charged on the other end. Water is a polar molecule. 2011.GUGS122
123
SOLUTIONS & SOLUBILITY Explain why water and oil do not mix. 2011.GUGS123
124
SOLUTIONS & SOLUBILITY Explain why water and oil do not mix. Water is polar & oil is non polar. 2011.GUGS124
125
SOLUTIONS & SOLUBILITY Explain how water dissolves ionic compounds. 2011.GUGS125
126
SOLUTIONS & SOLUBILITY Explain how water dissolves ionic compounds. Polar water molecules attract ions & pull the ionic compound apart. 2011.GUGS126
127
SOLUTIONS & SOLUBILITY COMPLETE THE TABLE: 2011.GUGS127 SOLUTESOLUBLE IN WATER? SOLUBLE IN MINERAL OIL? POLAR OR NON POLAR? 1YESNO 2 YES 3 NO
128
SOLUTIONS & SOLUBILITY COMPLETE THE TABLE: 2011.GUGS128 SOLUTESOLUBLE IN WATER? SOLUBLE IN MINERAL OIL? POLAR OR NON POLAR? 1YESNOPOLAR 2NOYESNON POLAR 3YESNOPOLAR
129
SOLUTIONS & SOLUBILITY: PROPERTIES OF SOLIDS COMPLETE THE TABLE: 2011.GUGS129 SOLUTEDISSOLVES IN WATER? CONDUCTS ELECTRICITY IN WATER? IONIC OR MOLECULAR SOLUTE? 1YESNO 2YES 3NO
130
SOLUTIONS & SOLUBILITY: PROPERTIES OF SOLIDS COMPLETE THE TABLE: 2011.GUGS130 SOLUTEDISSOLVES IN WATER? CONDUCTS ELECTRICITY IN WATER? IONIC OR MOLECULAR SOLUTE? 1YESNOMOLECULAR 2YES 3NO
131
SOLUTIONS & SOLUBILITY: PROPERTIES OF SOLIDS COMPLETE THE TABLE: 2011.GUGS131 SOLUTEDISSOLVES IN WATER? CONDUCTS ELECTRICITY IN WATER? IONIC OR MOLECULAR SOLUTE? 1YESNOMOLECULAR 2YES IONIC 3NO
132
SOLUTIONS & SOLUBILITY: PROPERTIES OF SOLIDS COMPLETE THE TABLE: 2011.GUGS132 SOLUTEDISSOLVES IN WATER? CONDUCTS ELECTRICITY IN WATER? IONIC OR MOLECULAR SOLUTE? 1YESNOMOLECULAR 2YES IONIC 3NO MOLECULAR
133
SOLUTIONS & SOLUBILITY 2011.GUGS133 Using the graph, what is the solubility of potassium chloride (KCl) at 80 o C?
134
SOLUTIONS & SOLUBILITY 2011.GUGS134 Using the graph, what is the solubility of potassium chloride (KCl) at 80 o C? 50 grams
135
SOLUTIONS & SOLUBILITY 2011.GUGS135 Using the graph, what is the solubility of Ammonia (NH 3 ) at 20 o C?
136
SOLUTIONS & SOLUBILITY 2011.GUGS136 Using the graph, what is the solubility of Ammonia (NH 3 ) at 20 o C? 52 grams
137
SOLUTIONS & SOLUBILITY 2011.GUGS137 Using the graph, what temperature is need to dissolve 10 grams of potassium chlorate, KClO 3 in 100 grams of water?
138
SOLUTIONS & SOLUBILITY 2011.GUGS138 Using the graph, what temperature is need to dissolve 10 grams of potassium chlorate, KClO 3 in 100 grams of water? 20 o C
139
pH Complete the table. 2011.GUGS139 pHAcidic, basic, or neutral? 1 5 7 9 13
140
pH Complete the table. 2011.GUGS140 pHAcidic, basic, or neutral? 1acidic 5 7neutral 9basic 13basic
141
pH An example of a substance that is basic is. 2011.GUGS141
142
pH An example of a substance that is acidic is. 2011.GUGS142
143
pH An example of a substance that is neutral is. 2011.GUGS143
Similar presentations
© 2024 SlidePlayer.com Inc.
All rights reserved.