The answer is b
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Answer:
It is written exactly like that; Mg3N2
Explanation:
Roman numerals are used sometimes to show the charge of an ion that can be multiple charges.
The molar volume is the volume occupied by 1 mol of any gas at STP.
The molar volume is 22.4 L
The volume occupied by 1.00 mol is 22.4 L
Therefore the volume occupied by 3.00 mol is - 22.4 L x 3 = 67.2 L
The answer is that 3.00 mol of gas particles occupy a volume of -
D. 67.2 L
Answer:
36.8%
Explanation:
Ferrous sulfate has the composition 36.8% Fe, 21.1% S and 42.1% O.
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Convert particles to moles then moles to grams