Chemistry

Chemistry, 07.10.2019 01:10, gabrielrivasgom

2. a fertilizer contains ammonium sulphate and potassium sulphate. a sample of 1.455g of the fertilizer was warmed with 25.0cm3 0.200mol dm-3 sodium hydroxide solution giving off ammonia gas. the remaining naoh that was not used required 28.7cm3 of 0.100mol dm-3 hydroxide acid for neutralization. calculate the percentage by mass of ammonium sulphate in the sample.

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