What are coefficients you can use in a balanced equation

In an oxidation-reduction reaction, oxidation is what happens when a reactant

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?