Chemistry, 17.02.2021 20:40, shadowmatz

How many molecules in 4.10 mol H2O? 6.02×10^23

1.4×10^23

2.47×10^24

1.15×10^-23

Answers: 2

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Phosphoric acid is a triprotic acid ( =6.9×10−3 , =6.2×10−8 , and =4.8×10−13 ). to find the ph of a buffer composed of h2po−4(aq) and hpo2−4(aq) , which p value should be used in the henderson–hasselbalch equation? p k a1 = 2.16 p k a2 = 7.21 p k a3 = 12.32 calculate the ph of a buffer solution obtained by dissolving 18.0 18.0 g of kh2po4(s) kh 2 po 4 ( s ) and 33.0 33.0 g of na2hpo4(s) na 2 hpo 4 ( s ) in water and then diluting to 1.00 l.

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How many molecules in 4.10 mol H2O? 6.02×10^23

1.4×10^23

2.47×10^24