Which of the following terms are present in the rate law?

A. The rate constant, the concentration of the reactants, and the order of the reactants
B. The rate constant and the concentration of the reactants
C. The rate constant and the temperature of the reactants
D. The rate constant, the temperature of the reactants, and the order of the products

To determine which terms are present in the rate law, we need to understand what the rate law represents. The rate law is an equation that relates the rate of a chemical reaction to the concentrations of the reactants. It is determined experimentally by measuring the initial rates of the reaction at different reactant concentrations.

The rate law is generally represented as:
Rate = k[A]^m[B]^n

Where:
- Rate is the rate of the reaction
- k is the rate constant, which depends on temperature and is unique to each reaction
- [A] and [B] are the concentrations of the reactants A and B, respectively
- m and n are the orders of the reactants A and B, respectively

Based on this information, the terms that are present in the rate law are:
A. The rate constant, the concentration of the reactants, and the order of the reactants
B. The rate constant and the concentration of the reactants

Therefore, the correct answer is either A or B.