Chemistry

Chemistry, 30.10.2021 05:10, xjsg

8 g mixture of SiO2 NaCl NH4Cl is being heated in an evaporating dish, NH4Cl sublimes at about 550 oC , the remaining mixture weighs 6.5 grams. Water is added to the remaining mixture and SiO2 is sedimented and dried and weighs 2.5g. What is percentage Composition of the mixture

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8 g mixture of SiO2 NaCl NH4Cl is being heated in an evaporating dish, NH4Cl sublimes at about 550 o...

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