Answer:
1. Skin Creams
Explanation:
An independent variable is the only variable that is changed while the rest is kept the same. In this setup, the doctor is using different creams on the same patient with the same skin condition so the independent variable is the skin cream and not the skin condition.
B is the most efficient answer
Answer:
Greater than zero, and equal to the rate of the reverse reaction
Explanation:
this is an incomplete question in the first place, i saw the complete format online hence the answer am giving here.
Before any C2H5CO2CH3 is or was removed, the system is said to be in equilibrium.
This means that the rate of consumption of reactants and rate of generation of products are greater than zero and are equal, that means that both the forward and backward reactions are occurs at these rate.
The answer is A because it talks abt the environment and stuff