chemistry calculations 0.0 / 5 ? ChemistryCalculations, moles and yieldGCSEEdexcel Created by: leahbethanyCreated on: 05-12-20 20:45 calculate the relative formula mass of Ne3Na2(O2)3 202.6 1 of 5 Find the empirical formula, with 0.75g of calcium and 0.39g of sulfur. Ca2S 2 of 5 If an atom contained 13 electrons, 15 neutrons and 13 protons, what would the mass number of the atom be? 28 3 of 5 how do you calculate percentage yield? actual yeild/theoretical yield x 100 4 of 5 A reaction has a theoretical yield of 6.3g. It has an actual yield of 2.6g. Calculate the percentage yield. (to 1 dp) 41.3% 5 of 5
Comments
No comments have yet been made