What factors influence the rate of a chemical reaction

What energy transformations occur when wood is burned

The first ionization energies of an element are approximately 738 kj/mol, 1450 kj/mol, 7.7 * 103 kj/mol, and 1.1 * 104 kj/mol. to which periodic group does this element belong?

What temperature does iron turn to a liquid?

Why do helium-filled balloons float in air?

Suppose a student prepares a buffer that is intended to be pH 7.20. However, when the student tests its pH using a pH probe, the measured value reads pH 6.90. Identify two possible systematic errors that could lead to this result.

What is the mass of 0.200 moles of Fe

Potassium iodide will have which molecular configuration? Select one: a. bent b. linear c. tetrahedral d. triangular

Can chemical properties be used to remove lead from a solution of lead and other materials ?

What energy resource doesnt pollute when used

The difference between fission and fusion is that ... A. Fusion is the splitting of a nucleus B. Fission is the joining of two nuclei C. Fission is the splitting of a nucleus D. There is not a difference