a) How many grams of NaOH would you weigh to prepare a 250 mL NaOH solution at pH = 12.5? b) How many mL of 0.4 M HClO4

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answerhappygod
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a) How many grams of NaOH would you weigh to prepare a 250 mL NaOH solution at pH = 12.5? b) How many mL of 0.4 M HClO4

Post by answerhappygod »

a) How many grams of NaOH would you weigh to prepare a 250 mL
NaOH solution at pH = 12.5?
b) How many mL of 0.4 M HClO4 solution should be added on it to
make the pH value of this solution 7.00 must.
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