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Chemistry
What is the name of the substance with formula Cu(H2O)6SO4?
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Copper(II) Sulphate Hexahydrate is the answer
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The diagram below shows the structural formula and 3D model of the same substance. Which substance is represented by the diagram
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your welcome is not 100% correct, he got two questions wrong. 6. is actually a 8. is actually b,d
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a 0.0500 mol sample of a nutrient substance is burned in a bomb calorimeter containing 2.00 x 10^2g H2O. If the formula weight
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A sample of a substance (containing only C, H, and N) is burned in oxygen.
7.961 g of CO2, 1.164 g of H2O and 1.551 g of NO are
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mols C = 7.961/44 = ? mols H = 1.164 x (2/18) = ? mols N = 1.551/30 = ? Now find the ratio in small
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A sample of a substance (containing only C, H, and N) is burned in oxygen.
7.961 g of CO2, 1.164 g of H2O and 1.551 g of NO are
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Cindy, Tiffany, et al. See your other posts. We prefer you stick to one screen name. Posting with
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A mole of a pure substance contains 6.02x10^23 atoms. Alway true, sometime true or never true?
-I was thinking sometime true
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Sometimes true.
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The chemical formula for copper sulfate pentahydrate is CuS4°H2O. Based on your observations, what do you think happens to this
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I am assuming that you are correct; the water evaporates
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What chemical equation represents the ability of a substance to donate a proton in water?
A. NH3 + H2O <-> NH4+ + OH- B. CH3COOH
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So is the answer B?
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A forensic scientist is given a white substance that is thought to be cocaine. The substance is found to have a percent
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Assume 100 grams C=49.48grams=4.12 moles H=5.19grams=5.19 moles H N=28.85grams=2 moles
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A forensic scientist is given a white substance that is thought to be cocaine. The substance is found to have a percent
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To determine the empirical formula of the substance, we need to find the ratio of the different
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I just wanted to make sure that this wording makes sense.
What chemical equation represents the ability of a substance to donate
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A is correct.
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