Chemistry, 27.07.2019 20:40 SophieStar15
294 g of potassium dichromate contains 52 g of chromium and 39 g of potassium. what is the mass percent of oxygen in the compound?
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Chemistry, 22.06.2019 08:00, celestemaria0727
What are the similarities of physical and chemical change ?
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Chemistry, 22.06.2019 16:50, Pookiev
Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.
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Chemistry, 22.06.2019 21:50, namoralessimon03
28. which is not a reason that water is used to store spent fuel rods from nuclear power plants? water increases the speed of the chain reaction in the fuel rods. water protects nuclear power plant workers from the high temperature and radiation of the fuel rods. water acts as a radiation shield to reduce the radiation levels. water cools the spent rods. salts action
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Chemistry, 23.06.2019 03:00, sharondacarruth1656
Is it safe to take 450mg of diphenhydramine hydrochloride?
Answers: 1
294 g of potassium dichromate contains 52 g of chromium and 39 g of potassium. what is the mass perc...
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