Who is most likely to lose an electron when becoming an ion? A. Iodine (I) B. Calcium (Ca) C. Nitrogen (N) D. Helium (He)

Which of the following is described by the equation h2o(s)+ heat=h2o(i) a freezing melting condensing evaporating

The half-life of a certain element is 100 days. how many half-lives will it be before only one eighth of this elementremains?

Agust of wind blowing east pushes against a ball. when will the wind do work on the ball? when the ball moves to the east when the ball moves to the north when the ball stays in one place when the ball moves north or south