Drag each description to the correct type of model. Conceptual Model
Virtual Model
Mathematical Model
numerical
predictions
simple visual
understanding
molecular-level
understanding
dynamic and
interactive

Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

Explain what happens at the saturation point when adding salt to water at room temperature.