What mass of hcl is contained in 30.0ml of a solution
a solution which is 37.2 mass% hcl has a density of 1.19g/ml.what mass of hcl is contained in 30.0ml of a solution.
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A first-stage recovery of magnesium from seawater is precipitation of Mg(OH)2 with CaO: What mass of CaO, in grams, is needed to precipitate 1000lb of Mg(OH)2?
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