The chemical formula for calcium phosphide is Ca3P2.
Formula mass of Ca3P2 = 3(40.1)+2(31.0) = 182.3
Amount of Ca3P2 = mass of sample / formula mass = 444/182.3 = 2.44mol
2,8 moles of calcium carbonate have 240,208 g.
126 grams calcium (1 mole Ca/40.08 grams) = 3.14 moles of calcium ------------------------------
.998 moles
300 g of calcium sulfide (CaS) is equal to 4,158 moles.
1.2 Kilograms Calcium bromide (1000 grams/1 kilogram)(1 mole CaBr2/199.88 grams) = 6.0 moles calcium bromide
42,5 grams calcium is equivalent to 1,06 moles.
Formula mass of MgCl2 = 24.3+2(35.5) = 95.3Amount of MgCl2 = 444/95.3 = 4.66mol4.66 moles of MgCl2 are contained within a 444g pure sample.
0,27 moles of calcium contain 10,82 g calcium.
3 moles of calcium is equivalent to 120,234 g.
120 grams of calcium contain 2,994 moles.
29,0 g of calcium is equal to 0,723 moles.
425 g calcium (Ca) is equal to 10,604 moles.
Ca3P2 (Calcium Phosphide)Molar Mass = 182 gSo 182 g cpd contains 62 g PAbout 170.3 g
5000 grams calcium (1 mole Ca/40.08 grams) = 124.75 moles Calcium
2Ca + O2 --> 2CaO The molar mass of Calcium is 40g/mol. 36.5g/40g gives you 0.9125 moles of Calcium. The moles of calcium are equivalent to the moles of Calcium oxide. The answer is 0.9125 moles of calcium oxide. Correct me if I am wrong.
0,06 g calcium is equivalent to 0,0015 moles.
2,8 moles of calcium carbonate have 240,208 g.