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Chemistry, 05.04.2021 07:40 thinkerbelly157

A student had a sample of (BaCl2.2H2O) and an inert material. He heated a sample until the mass did not change. From this data, calculate the percentage of (H2O)
Mass of crucible + cover = 26.39 g
Mass of crucible + cover + unknown sample = 28.20 g
Mass of crucible + cover + residue = 28.03 g

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