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Percentage of Water in a Hydrant Lab
Typology: Assignments
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In this lab, we were able to calculate the %H2O in the sample, and we were able to identify the unknown substance. Once we conducted the lab, we calculated the percentage of water to be 21.15% by using the formula, (Percentage of water = ). We also calculated the # of moles 𝑔𝐻^2 𝑂 𝑡𝑜𝑡𝑎𝑙 𝑤𝑒𝑡 𝑝𝑜𝑤𝑑𝑒𝑟 𝑥 100 presented in each element. Then, we finally figured out that our unknown substance to be Calcium sulfate dihydrate because the water percentage we calculated during the pre lab was very close to the experimental calculations.