<span>as you have lost some solid, your measured mass when you were done heating it will be smaller than it should be. therefore it will be smaller relative to the initial mass (that you have taken at start) of the hydrated solid. So % water which you calculate will be higher than it should be.
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Answer:
D im pretty sure cuz i prob had this test already
Explanation:
#7 is D because you move the decimal 4 places
I have got no idea how to answer this question sorry
