State based on the value obtained in the three heating

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Reference no: EM13295870

a) A student records the following data in the laboratory when determining the percentage water in an unknown hydrate.What is the percentage water in this student's unknown?

Mass of container ------47.952g

Mass of container and hydrate ---49.837g

Mass of container and contents after -first heating 49.500g

second heating 48.918g

third heating 48.8119

b) Based on the value obtained in the three heating above,do you think the student should have confidence in his results?why?what do you think he should do to be more confident in his result?

Reference no: EM13295870

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