What mass of oxygen will react with 2.64 g of magnesium?

2Mg(s) + O2(g) → MgO(s)

Which best describes why nh4+ can form an ionic bond with ci-?

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

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