For the following measured numbers, the number of significant
figures is indicated in parentheses. which one is incorrect? *
0.00142 (three)
0.0130 (three) 40.04 (two)
400.0 (four)
4x10-2 (one)

When you perform this reaction, what could remain at the end of the reaction? check all that apply. excess reactant aqueous copper chloride excess reactant aluminum oxygen product solid copper carbon dioxide product aqueous aluminum chloride water

The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles

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