Chemistry, 01.07.2019 10:30 auraziabagley
Which scientist proposed the model of an atom as a nucleus surrounded by electrons? james chadwick john dalton j. j. thompson ernest rutherford
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Chemistry, 22.06.2019 12:00
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?
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Chemistry, 22.06.2019 14:30
Amixture that has two or more substances that are spread out evenly is called a. compound b. heterogeneous c. substance d. homogeneous
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Chemistry, 23.06.2019 00:00
What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?
Answers: 2
Which scientist proposed the model of an atom as a nucleus surrounded by electrons? james chadwick...
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