An industrial chemist is studying a sample of an unknown metal. Describe two ways he could change the metal physically and two ways he could change the metal chemically to try to identify it.

What is carrying capacity? A. the minimum number of individuals of a population able to live in an environment B. the minimum number of groups to live in an environment C. the maximum number of groups to live in an environment D.

Which forces hold ionic solids together? A. Hydrogen bonds B. Ionic bonds C. Covalent bonds D. Metallic bonds

7. Is an atom with 6 electrons in the outer shell more likely to gain or lose electrons? Why?

What is the best definition of rate-determining step?

This begins as a nebula

According to the article, HOW has the discovery of the Mimivirus influenced scientists' ideas about viruses? А Since it acts differently than other viruses, scientists think it could lead to a vaccine for cancer B.

Consider the two electron arrangements for neutral atoms A and B. Are atoms A and B the same element? A - 1s2, 2s2, 2p6, 3s1 B - 1s2, 2s2, 2p6, 5s1 yes or no

Match the following terms to their correct examples Conduction Convection Radiation Water warming on a stove The sun warming the earth A spoon resting in a cup of tea gets hot

Why are 3 ammonium groups needed for every 1 nitride ion?

How do you explain the relativity high conductivity of tap water compared to a low or zero conductivity for distilled water