One method of increasing the chances of particles colliding during a reaction is to... 1)decrease temperature
2) decrease concentration
3)increasing concentration
4)use a catalyst

Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.

To calculate the molarity of a solution, you need to know the moles of solute and the

What is dhmo? hint: you find it everywhere something is wet..