Choose one chemical test that gives a positive result for c and one that gives a positive result for d

Who determined the nature of chemical bonds?

Scientists often deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each of these numbers in an alternate form.

The term gas is limited to those substances that exist in the gaseous state at