If 95 grams of Iron are needed to react with sulfur, how many grams of sulfur are involved in this reaction? 2 Fe + 3 S=Fe2S3

What does earth’s rotation on its axis cause? the tides night and day passing of years phases of the moon

Explain why scientists use shared characteristics to make cladograms.

For each of the following types of reactions, write a general reaction formula in the symbolic form—for example, a + b → ab. single-displacement double-displacement synthesis decomposition