29 March, 00:33
Which equivalence factor should you use to convert from 38.2 grams of K to moles of K?
(38.2 g K/39.10 g K)
(38.2 g K/1 mol K)
(1 mol K/38.2 g K)
(1 mol K/39.10 g K)
29 March, 00:38
In order convert the mass of a substance to its number of moles The conversion factor is the reciprocal of the molecular weight of the substance. Hence, for the given element in the problem - potassium, the equivalence factor is d. (1 mol K/39.10 g K).
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» Which equivalence factor should you use to convert from 38.2 grams of K to moles of K? a (38.2 g K/39.10 g K) b (38.2 g K/1 mol K) c (1 mol K/38.2 g K) d (1 mol K/39.10 g K)