Question: a 1 4 . 5 g sample of hydrated lithium bromide is heated as the water is driven off. The dry sample has a mass

a 14.5g sample of hydrated lithium bromide is heated as the water is driven off. The dry sample has a mass of 10.2 g. what is the mole ratio between LiBr and H2O ? what is the formula of the hydrate?

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