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6g of Mg in 16g of O2 are burnt. Calculate mass of MgO formed.? How to test Petrol in blood? I need to describe two ways I would measure moles in chemistry lab and identify any equipment I would use? Explain the process of lipid oxidation and formation of hydroperoxides? If 5sinθ = 3 determine the value of:
1. cos (θ-360)
2. Tan (squared)θ
3. Sin θ x cos θ (all divided by cos (squared θ)?