True or false aluminum does not perform well at elevated temperatures

If 0.414 g of hydrogen is obtained in this experiment how many grams of sulfur must be obtained

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction