Write the balanced chemical equation — K3PO4(aq) + __ BaCl2(aq) —> __ KCl(aq) + Ba3(PO4)(aq)

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?

Aspirin has a density of 1.40 g/cm3 what is the volume in cubic centimeters of a tablet weighing 320 mg ?

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation: