What is the second quantum number of a 2s^2 electron in phosphorus,
1s^2 2s^2 2p6 3s^2 3p^3? <...
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Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules
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Chemistry, 22.06.2019 19:30
Astudent conducts an experiment to determine how the amount of water given to a plant affects its growth. what is the independent variable for this experiment?
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Which of the following molecules is polar? c3h7oh c2h5cooh
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Which method would be best to separate a mixture of sand and gravel
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