The chemical of life. Acids Sour taste, leaves burning sensation Increase hydrogen ions (H+) in solution.

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Presentation transcript:

The chemical of life

Acids Sour taste, leaves burning sensation Increase hydrogen ions (H+) in solution

Acids Sour taste, leaves burning sensation Increase hydrogen ions (H+) in solution

Acids Sour taste, leaves burning sensation Increase hydrogen ions (H+) in solution

Acids Sour taste, leaves burning sensation Increase hydrogen ions (H+) in solution

Acids Example: HCl  H + + Cl - Turns litmus (pH) paper to red

Acids Example: HCl  H + + Cl - Turns litmus (pH) paper to red

Acids Example: HCl  H + + Cl - Turns litmus (pH) paper to red

Acids Example: HCl  H + + Cl - Turns litmus (pH) paper to red

Acids Example: HCl  H + + Cl - Turns litmus (pH) paper to red

Bases Sharp bitter taste, feels slippery to touch Decrease hydrogen ions (H+) in solution (Increase hydroxide ions (OH-) in solution

Bases Sharp bitter taste, feels slippery to touch Decrease hydrogen ions (H+) in solution (Increase hydroxide ions (OH-) in solution

Bases Sharp bitter taste, feels slippery to touch Decrease hydrogen ions (H+) in solution (Increase hydroxide ions (OH-) in solution

Bases Sharp bitter taste, feels slippery to touch Decrease hydrogen ions (H+) in solution (Increase hydroxide ions (OH-) in solution

Bases Example: NaOH  Na + + OH - Turns litmus (pH) paper to blue

Bases Example: NaOH  Na + + OH - Turns litmus (pH) paper to blue

Bases Example: NaOH  Na + + OH - Turns litmus (pH) paper to blue

Bases Example: NaOH  Na + + OH - Turns litmus (pH) paper to blue

The PH Scale The pH Scale is a measurement of how acidic or how basic a solution is. The scale goes from 0 to 14.

The PH Scale The pH Scale is a measurement of how acidic or how basic a solution is. The scale goes from 0 to 14.

The PH Scale The pH Scale is a measurement of how acidic or how basic a solution is. The scale goes from 0 to 14.

The PH Scale The pH Scale is a measurement of how acidic or how basic a solution is. The scale goes from 0 to 14.

The PH Scale The pH Scale is a measurement of how acidic or how basic a solution is. The scale goes from 0 to 14.

The PH Scale Compounds are acidic if they have a pH lower than 7. Compounds with a pH higher than 7 are basic or alkaline. Compounds with a pH of 7, are neutral.

The PH Scale Compounds are acidic if they have a pH lower than 7. Compounds with a pH higher than 7 are basic or alkaline. Compounds with a pH of 7, are neutral.

The PH Scale Compounds are acidic if they have a pH lower than 7. Compounds with a pH higher than 7 are basic or alkaline. Compounds with a pH of 7, are neutral.

The PH Scale Compounds are acidic if they have a pH lower than 7. Compounds with a pH higher than 7 are basic or alkaline. Compounds with a pH of 7, are neutral.

The PH Scale Compounds are acidic if they have a pH lower than 7. Compounds with a pH higher than 7 are basic or alkaline. Compounds with a pH of 7, are neutral.

The PH Scale Compounds are acidic if they have a pH lower than 7. Compounds with a pH higher than 7 are basic or alkaline. Compounds with a pH of 7, are neutral.

The PH Scale Compounds are acidic if they have a pH lower than 7. Compounds with a pH higher than 7 are basic or alkaline. Compounds with a pH of 7, are neutral.

The PH Scale Compounds are acidic if they have a pH lower than 7. Compounds with a pH higher than 7 are basic or alkaline. Compounds with a pH of 7, are neutral.

The PH Scale Compounds are acidic if they have a pH lower than 7. Compounds with a pH higher than 7 are basic or alkaline. Compounds with a pH of 7, are neutral.

The PH Scale Compounds are acidic if they have a pH lower than 7. Compounds with a pH higher than 7 are basic or alkaline. Compounds with a pH of 7, are neutral.

The PH Scale Compounds are acidic if they have a pH lower than 7. Compounds with a pH higher than 7 are basic or alkaline. Compounds with a pH of 7, are neutral.

Buffers A buffer is a weak acid or base that prevents sudden changes in pH. Maintains homeostasis

Buffers A buffer works by binding to H+ ions releasing H+ ions when the solution pH changes.

Buffers A buffer works by binding to H+ ions releasing H+ ions when the solution pH changes.

Buffers A buffer works by binding to H+ ions releasing H+ ions when the solution pH changes.

Buffers Buffers bind to H+ ions when the concentration of H= ions in solution increases. NaOH  Na + + OH - (The OH- will bind to H+ ions to form H 2 O – neutralization)

Buffers Buffers bind to H+ ions when the concentration of H= ions in solution increases. NaOH  Na + + OH - (The OH- will bind to H+ ions to form H 2 O – neutralization)

Buffers Buffers bind to H+ ions when the concentration of H= ions in solution increases. NaOH  Na + + OH - (The OH- will bind to H+ ions to form H 2 O – neutralization)

Buffers Buffers bind to H+ ions when the concentration of H= ions in solution increases. NaOH  Na + + OH - (The OH- will bind to H+ ions to form H 2 O – neutralization)

Buffers Buffers bind to H+ ions when the concentration of H= ions in solution increases. NaOH  Na + + OH - (The OH- will bind to H+ ions to form H 2 O – neutralization)

Buffers Buffers bind to H+ ions when the concentration of H= ions in solution increases. NaOH  Na + + OH - (The OH- will bind to H+ ions to form H 2 O – neutralization)

Buffers Buffers bind to H+ ions when the concentration of H= ions in solution increases. NaOH  Na + + OH - (The OH- will bind to H+ ions to form H 2 O – neutralization)

Buffers Buffers bind to H+ ions when the concentration of H= ions in solution increases. NaOH  Na + + OH - (The OH- will bind to H+ ions to form H 2 O – neutralization)

Buffers Buffers release H+ ions when the concentration of H= ions in solution decreases. HCl  H + + Cl -

Buffers Buffers release H+ ions when the concentration of H= ions in solution decreases. HCl  H + + Cl -

Buffers Buffers release H+ ions when the concentration of H= ions in solution decreases. HCl  H + + Cl -

Buffers Buffers release H+ ions when the concentration of H= ions in solution decreases. HCl  H + + Cl -

Buffers Buffers release H+ ions when the concentration of H= ions in solution decreases. HCl  H + + Cl -

Buffers Buffers release H+ ions when the concentration of H= ions in solution decreases. HCl  H + + Cl -