[gradpoint-question ak-3] acid is added to a beaker containing crushed marble. what effect does stirring this mixture have on the system? a: the number of particle collisions increases b: the surface area of the particles increases c: the energy of the collisions increases

What is the study of how matter and energy interact? a. biology b. physics c. planetary science d. chemistry

Nitrogen dioxide reacts with water to form nitric acid and nitrogen monoxide according to the equation: 3no2(g)+h2o(l)→2hno3(l)+no(g) part a suppose that 4.2 mol no2 and 0.50 mol h2o combine and react completely. which reactant is in excess? express your answer as a chemical formula. nothing

Rutherford's experiment indicated that matter was not as uniform as it appears what part of his experimental results implied this idea