A buffer is prepared by mixing 206 mL of 0.452 M HCl and 0.470 L
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Chemistry
A buffer is prepared by mixing 206 mL of 0.452 M HCl and 0.470 Lof 0.400 M sodium acetate. What is the pH? How many grams of KOHmust be added to 0.500 L of the buffer to change the pH by 0.16units?
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moles HCl 0206 L x 0452 M 009311 moles moles sodium acetate 0470 L x 0400 M 0188 moles CH3COO H CH3COOH moles CH3COO 0188 009311 009489 moles moles CH3COOH 009311 total volume 0676 L CH3COO 009489 0676 014 M CH3COOH
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