Chemistry, 24.09.2019 14:50 Ashtree519

Why is not a reason why the mass of an atom is expressed in atomic mass units rather than in grams?
atomic mass allows for mass differences in isotopes.
the mass in grams is too small to be useful.
atomic mass units make it easier to compare the masses of atoms.
scientists could not agree on a standard.

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 03:30, tbeck225

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

Answers: 1

continue

Chemistry, 22.06.2019 10:30, scott5315

Consider the following reactions. (note: (s) = solid, (l) = liquid, and (g) = gas.) mg(s) + ½o2(g) → mgo(s) + 146 kcal/mole h2(g) + ½o2(g) → h2o(g), δh = -57.82 kcal/mole what type of reaction is represented by the previous two examples?

Answers: 3

continue

Chemistry, 22.06.2019 19:30, Sumitco9578

Anurse used a 0.02-mg/l solution of disinfection to clean a patients wound. what is the concentration of the solution expressed as a percentage?

Answers: 1

continue

Chemistry, 23.06.2019 09:20, weridness80

Which of the following occurs along coasts during the day?

Answers: 3

continue

You know the right answer?

Why is not a reason why the mass of an atom is expressed in atomic mass units rather than in grams?...