Use the periodic table to find the molar masses of the following:
1) HCl
2) K2CO3
3) Ca(OH)2
4) Na3PO4

Asap! will give brainiest when a heat wave strikes a region causing more people to run air-conditioning units, electrical demand increases. what needs to be done to meet this increased demand? raising the control rodslowering the control rodsremoving the control rods

Ab c or d ? i’m not sure what the answer is

If 16.00g of hydrogen gas reacts with 126.73g of oxygen, how many grams of water are yielded? (both reactants are completely consumed in the reaction.)