So If 2 different elements make a compound, what does 2 compounds make?

When the volume and number of particles of a gas are constant which of the following is also constant

In a spacecraft, the following reaction occurs: co2(g) + 2lioh(s) -> lico3(s) + h2o(i) (i attached picture of equation) how many liters of carbon dioxide will 4 moles of lithium hydroxide (lioh) absorb? (one mole of any gads occupies 22.4 l under certain conditions of temperature and pressure. assume those conditions for this equation.) 45l 6.0l 3.0l 34l

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.