2c4h10(g) +13o2(g) → 8co2(g) +10h2o(g) suppose a grill lighter contains 50.0 g of butane. how many grams of butane in the lighter would have to be burned to produce 17.9 l of carbon dioxide at stp? a) 46.4 g b)8.00 g c)8.95 g d)11.6 g

Which statement is a reason to support population regulation? a) it is unethical for us to control birth control rates b) humans have the freedom to produce as many children as desired c) the gap between the rich and poor has been narrowing since 1960 d) billions more people on the earth will intensify many environmental and social problems

Areaction is first order with respect to reactant x and second order with respect to reactant y. which statement describes the rate law for this reaction?

Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?