When energy is added to a substance at constant volume and pressure, its temperature increases except .
A. when the substance is in it gaseous state
B. when the substance is undergoing a phase change
C. when it has reached its specific heat capacity
D. when its molecules are gaining kinetic energy

An example of technology is the a. addition of a side group to an organic molecule during synthesis. b. use of a new antibiotic to fight an infection. c. measurement of iron concentration in a water sample. d. study of atomic fusion reactions

Y=‐1x + 7 if y has a value of ‐24 what is the value of x?

Maria wants to determine which type of disinfectant kills the most bacteria. which of the following is the best way for maria to determine this? a. ask ten different companies that make disinfectants which type is best. b. put the same amount and species of bacteria on ten identical plates, and add ten different kinds of disinfectant to each plate. c. interview ten different people to determine which type of disinfectant they prefer. d. put the same amount and species of bacteria on ten identical plates, and add a different disinfectant to each plate.