Define physical and chemical properties, provide three examples of each, discuss their reversibility, and explain the fundamental differences between them.
I need the BIG DIFFERENCE between the 2.

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.

Is laundry detergent an acid or a base?

Stage in which a typical star has completely stopped fusion