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24 / 40 = x / 4.00 x = 2.4 g Mg
Theoretically the mass is 62,3018 g.
A lot
63.3 g
2
1.00*10-7 moles of boron is how many grams is this
800 g oxygen are needed.
3 grams
2
Boron has a density of 2.34 grams per cubic centimeter. A link is provided. It also has a mass of 10.811 grams.
340 grams
i dont know help :C