A 5.71 g of an unknown metal sulfate with formula M2SO4, was dissolved in water and treated with excess aqueous barium nitrate, resulting in the precipitation of all the sulfate ions as barium sulfate. The precipitate was collected, dried, and found to weigh 3.68 g. Determine the atomic mass of M, and identify M

Seltzer water is created by placing water under pressure with carbon dioxide gas. which of the following statements best describe seltzer water: a. the solution will be slightly acidic b. the solution will be slightly basic. the solution will be strongly acidic. d. the solution will be strongly basic. e. the solution will be neutral

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.

12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer