Which kind of investigations allow for the control of variables? A. hypothesis

B. experimental

C. descriptive

D. comparative
(Will give brainliest to first answer)

What is limiting reactant? with examples

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

According to each substances heat of fusion, which of the items below requires more heat to be added per gram of substance to go from solid to liquid? silver sulfur water lead