1) A buffer solution contains 0.356 M ammonium chloride and 0.396 M ammonia.
If 0.0550 moles of hydroiodic acid are added to 250 ml of this buffer, what is the pH of the resulting solution? (Assume that the volume does not change upon adding hydroiodic acid)
pH=____
2) A buffer solution contains 0.354 M NaH2PO4 and 0.393 M K2HPO4.
If 0.0412 moles of sodium hydroxide are added to 225 mL of this buffer, what is the pH of the resulting solution ? (Assume that the volume does not change upon adding sodium hydroxide)
pH = ___
3) A buffer solution contains 0.341 M nitrous acid and 0.235 M sodium nitrite.
If 0.0278 moles of sodium hydroxide are added to 250 ml of this buffer, what is the pH of the resulting solution ? (Assume that the volume does not change upon adding sodium hydroxide)
pH = ____
1) A buffer solution contains 0.356 M ammonium chloride and 0.396 M ammonia.
If 0.0550 moles of hydroiodic acid are added to 250 ml of this buffer, what is the pH of the resulting solution? (Assume that the volume does not change upon adding hydroiodic acid)
pH=____
2) A buffer solution contains 0.354 M NaH2PO4 and 0.393 M K2HPO4.
If 0.0412 moles of sodium hydroxide are added to 225 mL of this buffer, what is the pH of the resulting solution ? (Assume that the volume does not change upon adding sodium hydroxide)
pH = ___
3) A buffer solution contains 0.341 M nitrous acid and 0.235 M sodium nitrite.
If 0.0278 moles of sodium hydroxide are added to 250 ml of this buffer, what is the pH of the resulting solution ? (Assume that the volume does not change upon adding sodium hydroxide)
pH = ____
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