Question 196997

If the percent yield for the following reaction is 65.0%, how many grams of KClO3 are needed to produce 6.00 g of O2?

2 KClO3(s) → 2 KCl(s) + 3 O2(g)

a. 24.0 g

b. 9.95 g

c. 52.9 g

d. 15.3 g

e. 23.6 g

Magnesium hydroxide, the active ingredient in milk of magnesia, neutralizes stomach acid, primarily HCl, according to the reaction: Mg(OH)2(aq) + 2 HCl(aq) → H2O(l) + MgCl2(aq) How much HCl in grams can be neutralized by 3.43 g of Mg(OH)2 ?

mass = —-g

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