How many grams of magnesium are required in order to produce 150g of magnesium chloride?
Mg + 2 HCl → MgCl2 + H2

1. baking powder is a 1: 1 molar mixture of cream of tartar (khc4h4o6) and baking soda (nahco3). a recipe calls for two teaspoons (a total of 8.0 grams) of cream of tartar. how much baking soda must be added for both materials to react completely?

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?

Which common material is an example of a polymer? (25 pts) a. steel b. plastic c. petroleum d. rubbing alcohol