How many grams are there in 3.4 x 10^24 atoms of He?
Group of answer choices
2.07
5.7 g...
Answers: 1
Chemistry, 21.06.2019 17:10, shafferakr6
There are 6.022 x 10^23 atoms of hg in 1 mole of hg. the number of atoms in 4.5 moles of hg can be found by multiplying 4.5 by 6.022 x 10^23 a. 2.7 x 10^24 b. 27 x 10^23 c. 2.71 x10^24 d. 27.099 x 10^23
Answers: 3
Chemistry, 22.06.2019 14:00, hannahhoskings6989
What was bohr’s contribution to the planetary model
Answers: 1
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