What is the ratio of NO3 molecules before the reaction

When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative

If angle "a" is 25°, angle "b" is: a) equal to angle c b) less than angle c c) greater than angle c

Select all the correct answers. which changes will increase the rate of reaction during combustion? decreasing the area of contact between the reactants adding more oxygen to the reaction removing heat from the reaction changing the reactants from solid form to powdered form lowering the exposure of the reactants to air