What is the mass number of the atom that has 29 protons and 35 neutrons?

The lock and key model and the induced fit model are two models of enzyme action explaining both the specificity and the catalytic activity of enzymes.

The element of which group are nonreactive?

In lab an experiment was performed to determine the empirical formula of magnesium oxide. Two trials were performed. Trial 1 had an initial mass of magnesium metal of 355 g. Trial 2 had an initial mass of magnesium metal of 0.299 g.

interactions between substances can produce chemical or physical changes which of the following describes a chemical change

Balance this equation---> Fe (s) + O2 (g) - - - >FeO (s) (s) = solid (g) = gas

List the four (4) ways you can tell that a chemical reaction has occurred.

The Ka of a monoprotic weak acid is 6.07 * 10-3. What is the percent ionization of a 0.179 M solution of this acid?

What does LeChatelier's principal mean

How many milliliters of a 0.7% stock solution are required to make 2 l of 0.2% solution? how many ml of solvent will be required to carry out the dilution?

What percentage of the naphthalene molecules emitted a photon?