Answer:
D- They use the exchange rate to convert one's Country's currency to another's
Explanation:
Answer
A. It changes the rate, R
Explanation
When we change the concentration of the reactants in a chemical reaction, it affects the rate of reaction that happens in the process. Typically, the rate of reaction will decrease with time if the concentration of the reactants decreases because the reactants will be converted to products. Similarly, the rate of reaction will increase when the concentration of reactants are increased.
C) Tc-99 is a radioactive isotope also known as radioisoptope.
Answer:
C
Explanation:ABC is being broken down into A, B, C
