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Warm UP How many moles are in 4.50 x 1012 atoms of Barium?

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Presentation on theme: "Warm UP How many moles are in 4.50 x 1012 atoms of Barium?"— Presentation transcript:

1 Warm UP 2.3 2. How many moles are in 4.50 x 1012 atoms of Barium?
1. How many grams of Copper are in 7.3 moles? 2. How many moles are in 4.50 x 1012 atoms of Barium? 3. What is the mass in grams of 1.00 mole of Silver?

2 Warm UP 2.3 2. How many moles are in 4.50 x 1012 atoms of Barium?
1. How many grams of Copper are in 7.3 moles? 2. How many moles are in 4.50 x 1012 atoms of Barium? 3. What is the mass in grams of 1.00 mole of Silver?

3 1 Mole= 6.02 x 1023 atoms

4 Molar Mass ~ add up all the atomic mass on the periodic table: # grams 1 mole **** keep two decimal places

5 How many atoms are in 5.87 grams of nickel?
Given: Want? Need: Work: Answer:

6 How many atoms are in 423.4 grams of manganese ?
Given: Want? Need: Work: Answer:

7 Determine the mass in grams of 8.42 x 1018 atoms of Tungsten?
Given: Want? Need: Work: Answer:

8 What is the mass in grams of 3.011 x 1023 atoms of Tin?
Given: Want? Need: Work: Answer:

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