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Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o sncl2•4h2o sncl2•6h2o
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Fred is studying a substance that is made out of only one element. this means that
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How many of the following substances is/ are strong Electrolytes?
KBr CC14 I acetic acid, H2C2H302<...
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