Balance N2 + H2 —NH3 what type of reaction

Imagine that you have produced several versions of lactase, each of which differs from normal lactase by a single amino acid. describe a test that could indirectly determine which of the versions significantly alters the three-dimensional shape of the lactase protein.

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

Analyze how limestone is weathered and identify the features that are formed as a result of this dissolution