Why do atoms form bonds by donating, accepting or sharing electrons with other atoms? A. Bonding breaks an atom into stable parts.
B. Bonding gives an atom the same number of electrons as a noble gas.
C. Bonding gives an atom the same number of protons as a noble gas.
D. Bonding changes all atoms into ions.

From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a.m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?

What is the coefficient of kinetic friction μk between the block and the tabletop?

Which of the following statements are evidence that gases do not always behave ideally? check all that apply.? a. co2 gas becomes dry ice (solid co2) at 1 atm and –78.5 °c. b. when two gases are mixed, they follow dalton\'s law of partial pressures. c. at 4 k and 1 atm, helium is a liquid. d. it is impossible to compress a gas enough so that it takes up no volume.