1)

Identify the intensive properties of a sample of matter:

A. mass

B. hardness

C. color

D. volume

E. reflectivity

What allows a mixture to be seperated by filtration

Which is not a property of a gas? Select one: A. Gases are highly compressible. B. Gases form homogeneous mixtures with one another in any proportion. C. The densities of gases are much larger than those of corresponding liquids. D.

11 swimming pool water can be kept free of harmful bacteria by adding aqueous sodium chlorate (i), naocl. this reacts with water to produce hocl molecules which kill bacteria.

Drinking after running on a hot day replaces water lost through

Which formula represents a molecular compound? (1) Kr (3) N2O4 (2) LiOH (4) NaI

Why does cotton fabric end up with better dye color than other fabrics?

Compare the advantages and disadvantages of using nuclear energy.

Prokaryotes that can cause diseases are in what domain

This metal is very reactive, has properties similar to magnesium, and is in the same period as bromine. What element is this?

Name two ways that living things use proteins