Which of the following is the best mathematical expression to represent the fact that the pressure of a gas (P),at constant volume and temperature,is directly proportional to the mass of that gas (m)?
A)P ∝ m
B)P = m
C)Pm
D)P ≈ m
E)P ∈ m

Question

Quizplus · Accepted Answer

The symbol ∝ represents "is proportional to" in mathematics, so P ∝ m means the pressure is directly proportional to the mass of the gas.

Which of the Following Is the Best Mathematical Expression to Represent