Sodium hydroxide, naoh, is a strong base that is used in industrial synthesis and processes such as making paper. what is the mass of 2.40 ×1022 molecules of naoh (molar mass = 40.0 g/mol)?

What problem would a person have if the nucleic acid in one of his or her cells were damaged?

Describe the interaction that occurs between two objects with the same electrical charge.

1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6