One of your classmates asks you why an ice cube melts in water. Which of the following would be your best explanation?

a.) The ice cube transfers energy to the air.

b.) The ice cube transfers energy to the water.

c.) Energy is transferred from the ice to the water and from the water to the ice.

d.) The water transfers energy to the ice cube.

The ph of carrots are 5.0 how it is classified a. acidic b. basic c. indicator d. neutral

Americium-241 undergoes fission to produce three neutrons per fission event. if a neutron-absorbing material is mixed in with this sample so that the rate of neutron production drops down to 1.8 neutrons per fission event, which will be effective at achieving a critical mass? check all that apply. remove a deflective shield surrounding the sample. remove absorbent material mixed in with the sample. compress the sample of americium-241.

What is the solubility-product constant of barium sulfate, baso4, if a saturated solution is 1.03 ´ 10-5 m?