Chemistry, 06.12.2021 06:40 coolconnor1234p0sv4p
Có 2 lọ mất nhãn chứa 2 chất rắn màu trắng: CaO và P 2 O 5 . Hãy nhận biết chúng bằng phương pháp hóa học ? (2 điểm)
Answers: 2
Chemistry, 22.06.2019 07:30
What three things determine the shape and size of a puddle when water is poured out onto a surface
Answers: 2
Chemistry, 22.06.2019 15:20
Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma
Answers: 1
Chemistry, 22.06.2019 18:30
Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o sncl2•4h2o sncl2•6h2o
Answers: 2
Chemistry, 22.06.2019 22:20
Asuspension of yeast cells is being grown under anaerobic conditions such that glucose is degraded to ethanol and carbon dioxide. if one wishes to follow this process by monitoring the release of 14co2, at which positions in the glucose molecule would the 14c label need to be incorporated?
Answers: 2
Có 2 lọ mất nhãn chứa 2 chất rắn màu trắng: CaO và P 2 O 5 . Hãy nhận biết chúng bằng phương pháp hó...
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