How many grams of Barium Oxide would be produced from 149 grams of Aluminum Oxide?

3 BaSO4 + Al2O3 -> 3 BaO + Al2(SO4)3

After cloud droplets form, what must happen to them for precipitation to occur?

Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture