Can U help me fill in the blank pls !!
Cooling down a liquid slows the ,until they are in a fixed position and are all close together . The particles are arranged like in a , and the substance is frozen .

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.

Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?

What’s the percent by mass of carbon in c10h14n2