What is the hydrogen ion concentration of a solution whose pH is 3-70 -A- 6-0 - 10-5B- 8-0 - 10-2C- 2-0 - 10-4D- 4-0 - 10-3

The correct option is C 2.0 x 10 4 pH = log[H^+] = 3.70 log[H^+] = 3.70 = 4.30 [H^+] = 2.0 × 10^ 4 ...

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Standard XII

Chemistry

Ostwald Dilution Law

What is the h...

Question

What is the hydrogen ion concentration of a solution whose pH is 3.70?

8.0 x 10^-2

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2.0 x 10^-4

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6.0 x 10^-5

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4.0 x 10^-3

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Solution

The correct option is B
2.0 x 10^-4

pH = - log[ $H^{+}$ ] = 3.70
log[ $H^{+}$ ] = -3.70 = 4.30

[ $H^{+}$ ] = $2.0 \times 10^{- 4}$

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What is the hydrogen ion concentration of a solution whose pH is 3.70?

The correct option is B 2.0 x 10-4 pH = - log[H+] = 3.70 log[H+] = -3.70 = 4.30 [H+] = 2.0×10−4

The correct option is B
2.0 x 10^-4

pH = - log[ $H^{+}$ ] = 3.70
log[ $H^{+}$ ] = -3.70 = 4.30

[ $H^{+}$ ] = $2.0 \times 10^{- 4}$