Chemistry, 08.09.2021 03:10, kingkuka1700
4. A blue crystal is placed in water. After much
stirring, the crystal disappears and the water
becomes blue. The liquid is then heated.
Eventually, all the water evaporates and
many small blue crystals appear. Has a
chemical reaction taken place? Explain.
Answers: 2
Chemistry, 22.06.2019 06:00, coolkid2041
One does not belong why? ice, gold ,wood ,diamond and table salt
Answers: 1
Chemistry, 22.06.2019 20:00, emilyswinge4421
Listenbase your answer to the question on the information below. nuclear radiation is harmful to living cells, particularly to fast-growing cells, such as cancer cells and blood cells. an external beam of the radiation emitted from a radioisotope can be directed on a small area of a person to destroy cancer cells within the body. cobalt-60 is an artificially produced radioisotope that emits gamma rays and beta particles. one hospital keeps a 100.0-gram sample of cobalt-60 in an appropriate, secure storage container for future cancer treatment. which choice represents the correct product for the beta decay of the co-60? fe-60ni-60fe-61ni-61
Answers: 2
Chemistry, 23.06.2019 05:00, rosezgomez97
Asolution is made by dissolving 2.3 moles of sodium chloride (nacl) in 0.155 kilograms of water. if the molal boiling point constant for water (kb) is 0.51 °c/m, what would be the boiling point of this solution? show all the steps taken to solve this problem.
Answers: 1
Chemistry, 23.06.2019 05:30, cluchmasters5634
Scientist think that animals with remarkably similar embryo development probably shared a common ancestor
Answers: 1
4. A blue crystal is placed in water. After much
stirring, the crystal disappears and the water
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