The spaces between the particles are the in solids, a little more in liquids, and the maximum in gases.

Minimum, because the particles are all tightly packed together

Alpha particles have positive charge, beta particles have negative charge, and answer 4 just doesn’t make sense. thus, you are left with only one possible answer.

Ethene molecular fórmula= c2h4molecular weight = 29.046g/molhope it : )