Which of the following mixture will act as buffer?
A)H.CO, + NaOH(1.5:1 molar ratio) B) H.CO, + NaOH (1.5:2 molar ratios)
C) NH OH + HCI(5:4 molar ratios) D) NH OH + HCI(4:5 molar ratios)
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Answer:Using the periodic table predict the formula of the compound formed by the following pairs of elements.a) Mg and Sb) Si and Br.
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Answer:
A buffer is a solution that can resist pH change upon the addition of an acidic or basic components. It is able to neutralize small amounts of added acid or base, thus maintaining the pH of the solution relatively stable.
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