A Amount of water B type of insulating material Temperature of water at the beginning 1 D type of water botte E temperature of water at the end F original condition of feet with polyester socks 2 dependent (responding variable) Independent (manipulated variable control group of experiment Controlled (constant variables)

Lewis structure and molecular geometry for nh2cl

Calculate the number of molecules present in 0.750 mol of mgo.

The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams