Which of these statements is not true?
Select one:
a. Atoms of the same element can have diff...
Chemistry, 24.11.2021 06:10, heavenwagner
Which of these statements is not true?
Select one:
a. Atoms of the same element can have different masses
b. The nucleus of an atom has a positive charge
c. Atoms of isotopes of an element have different numbers of protons
d. Atoms are mostly empty space
Answers: 3
Chemistry, 22.06.2019 19:50, mikaylaaaaa
If a gas has an initial pressure of 101kpa and a volume of 10l, then it expands to a volume of 20l, what is the new pressure?
Answers: 2
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