Which sentence describes all Atoms if one element?

A. They have the same number of protons

B. They have the same number of isotopes

C. They have the same properties

D. They have the same number of neutrons

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction

Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) h° = -514 kj le châtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon