Chemistry, 21.07.2021 22:30 jeanette7482

Choose the correct answer to make the statement true. a. An exothermic reaction has a positive Î”H and absorbs heat from the surroundings.
b. An exothermic reaction feels warm to the touch. a positive Î”H and gives off heat to the surroundings.
c. An exothermic reaction feels warm to the touch. a negative Î”H and absorbs heat from the surroundings.
d. An exothermic reaction feels warm to the touch. a negative Î”H and gives off heat to the surroundings.
e. An exothermic reaction feels warm to the touch.

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 22:00, 222364

During chemistry class, carl performed several lab tests on two white solids. the results of three tests are seen in the data table. based on this data, carl has concluded that substance b must have bonds.

Answers: 2

continue

Chemistry, 22.06.2019 18:30, ashleymer384

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.

Answers: 3

continue

Chemistry, 22.06.2019 19:30, aapowell1

What is the common name for the compound shown here? enter the common name of the compound shown?

Answers: 2

continue

Chemistry, 22.06.2019 20:30, lil8174

Which of these is an intensive property of a substance

Answers: 2

continue

You know the right answer?

Choose the correct answer to make the statement true. a. An exothermic reaction has a positive Î”H...