4. A protein shake company is testing their new protein shake on college football players. They hypothesize that the shake will increase muscle mass by 25% in 60 days. What is
the independent variable?
a. Muscle mass
C. diet
b. Time
d. protein shake

answer; /// i believe the correct answer is (reactants);

relative humidity, temperature and dew point -- are bound together in the mathematical relationship below. relative humidity changes when temperatures change. because warm air can hold more water vapor than cool air, relative humidity falls when the temperature rises if no moisture is added to the air. so i would say a

when it is at an intermediate population density