Chemistry, 20.05.2021 19:40, kperez1186
A sample of a substance containing only magnesium and chlorine was
tested in the laboratory and was found to be composed of 74.5% chlorine
by mass. If the total mass of the sample was 380.4 grams, what was the
mass of the magnesium? *
283.49
25.59
O 97.09
305.99
Answers: 1
Chemistry, 22.06.2019 07:30, 10040813
The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 3
Chemistry, 22.06.2019 17:30, TheViperMlg23676
What causes most sediment to wash or fall into a river
Answers: 1
A sample of a substance containing only magnesium and chlorine was
tested in the laboratory and was...
Physics, 03.08.2019 07:00
Mathematics, 03.08.2019 07:00