CHEMISTRY 0.0 / 5 ? ChemistryCalculations, moles and yieldGCSEAQA Created by: HAJHUSSCreated on: 04-12-16 17:20 6.02 X (10 X 24) a mole 1 of 10 what is the mole mass the same as ? relative mass 2 of 10 how many atoms are in 5 moles of oxygen gas? 6.02 x (10 x 24) = 3.01 x (10 x 24) 3 of 10 how many atoms in 60g of Mg? 60 / 24 = 2 . 5 4 of 10 we have 4.75g of F how much Li do we need? 4.75 / 9 = 0.25 x 7 = 1.75 5 of 10 concertration mass / volume gram/ dm3 6 of 10 how muck NaCl if found in 1dm in 1 molar solution ? 58.5 / 10 - 5.8 7 of 10 a solution of Mg is 0.25g/ml ,if i have 500dm3 what is the mass prestent? 0.25 x 500 = 125g 8 of 10 how are metal salts made? metal + acid = metal salt + water 9 of 10 what is the process called when separating a soluble solid from a solution crystalisation 10 of 10
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