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g100num [7]
3 years ago
8

Join me in among us if u want :) sever code-XXILYQ

Chemistry
2 answers:
myrzilka [38]3 years ago
8 0

Answer:

cool. mind giving brainliest?

maria [59]3 years ago
4 0

Answer:

im so down but where do you go?

Explanation:

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H2SO4 +HI → __ H2S+12 +H2O balance the equation
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H2SO4 + 8HI → H2S + 4I2 + 4H2O

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Enough of a monoprotic weak acid is dissolved in water to produce a 0.0144 0.0144 M solution. The pH of the resulting solution i
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Answer:

The value of dissociation constant of the monoprotic acid is 1.099\times 10^{-3}.

Explanation:

The pH of the solution = 2.46

pH=-\log[H^+]

2.46=-\log[H^+]

[H^+]=0.003467 M

HA\rightleftharpoons H^++A^-

Initially

0.0144         0      0

At equilibrium

(0.0144-x)       x       x

The expression if an dissociation constant is given by :

K_a=\frac{[A^-][H^+]}{[HA]}

K_a=\frac{x\times x}{(0.0144-x)}

x=[H^+]=0.003467 M

K_a=\frac{0.003467 \times 0.003467 }{(0.0144-0.003467 )}

K_a=1.099\times 10^{-3}

The value of dissociation constant of the monoprotic acid is 1.099\times 10^{-3}.

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