Chemistry, 25.03.2020 03:13, gabbym39077
In the diagram, flask A contains a mixture of two liquids. This flask is being heated, which is causing alcohol in the mixture to evaporate and recondense into flask B. Flask B contains pure liquid alcohol. What does this demonstrate?
A.
Mixtures form when pure substances chemically react to form new substances.
B.
Mixtures can be separated into their component parts through physical processes like boiling.
C.
Liquids must be heated until both substances are gases in order for a mixture to form.
D.
Liquids can only form mixtures with other liquids.
Answers: 3
Chemistry, 22.06.2019 12:00, angtrevv
In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?
Answers: 1
In the diagram, flask A contains a mixture of two liquids. This flask is being heated, which is caus...
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