Look at this graph: What is the slope?
Simplify your answer and write it as a proper fraction, improper fraction, or integer.

What type of reaction is zn + cucl2 → cu + zncl2?

The sum of the oxidation numbers in a neutral compound is always

Quickly what are the following of organisms that existed over a wide area but only for a limited time period called a. soft fossils b. mold fossils c. index fossils d. trace fossils