A student placed fruit in a tightly sealed bag and found the mass of the fruit every week. She found the mass did not change over time even though the fruit was going through a chemical change. Is this an example of the Law of Conservation of Mass? Why or why not? Answer in sentences.
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Chemistry, 21.06.2019 22:30
If you want to create an electrical current, which situation would produce a solution capable of this
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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 12:50
What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
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Chemistry, 22.06.2019 14:30
Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize
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A student placed fruit in a tightly sealed bag and found the mass of the fruit every week. She found...
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