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Card 16

Front

Can pH be negative?

Back

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Card 17

Front

How is [H+] calcuated from pH?

Back

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Card 18

Front

What is the expression for the partial dissociation of a weak acid?

Back

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Card 19

Front

What is the simplified expression of Ka?

Back

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Card 20

Front

What assumption has been made in this expression?

Back

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Card 21

Front

Therefore, how can you calcuate the pH of a weak acid?

Back

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Card 22

Front

What other constant can you calcuate from Ka? How?

Back

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Card 23

Front

What is Kw?

Back

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Card 24

Front

What is it's value at 298K?

Back

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Card 25

Front

Therefore what is the pH of water at this temperature?

Back

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