An object has a mass of 2.63 g and a volume of 2.25mL what is its density and will it sink or float

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

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?

If 90.0 grams of ethane reacted with excess chlorine,how many grams of dicarbon hexachloride would form