Problem 16.31 At the freezing point of water ( 0 ? C ), K w = 1.2 Problem 16.31

Question

                                                                           Problem 16.31                                                                                                                                 At the freezing point of water (0?C), Kw=1.2                                                                            Problem 16.31                                                                                                                                 At the freezing point of water (0?C), Kw=1.2                                                               Problem 16.31                                                                                                                                 At the freezing point of water (0?C), Kw=1.2                                              Problem 16.31                                                                                                                                 At the freezing point of water (0?C), Kw=1.2                         Problem 16.31                                                                                                            At the freezing point of water (0?C), Kw=1.2                                                              At the freezing point of water (0?C), Kw=1.2                                 At the freezing point of water (0?C), Kw=1.2

Explanation / Answer

Kw = [H+][OH-]

when neutral [H+]=[OH-] = x

x^2 = 1.2 x10^-15

x =[H+]=[OH-] = 3.464 x 10^-8 M

answers are [H+] = 3.464 x 10^-8M , [OH-] = 3.464 x10^-8 M

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