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Chemistry, 19.07.2019 01:30, 21hendlill
Astudent hypothesizes that water from infrequently used school faucets contains more chemical impurities than the water from frequently used faucets. at the same time of day, the student uses a water test kit to measure the water impurities from the different faucets. which is the manipulated variable in this investigation?
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Chemistry, 22.06.2019 00:40, btcastongia
Which is a difference between molecular compounds and ionic compounds? select the correct answer below: question 5 options: molecular compounds typically form between a metal and a nonmetal, while ionic compounds typically form between nonmetals. molecular compounds result from the transfer of electrons between atoms to form ions, while ionic compounds result from the sharing of electrons between neutral atoms. molecular compounds are formed of discrete, neutral molecules, while ionic compounds are formed of large repeating arrays of opposite charges. molecular compounds have high melting points and high boiling points, while ionic
Answers: 3
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Astudent hypothesizes that water from infrequently used school faucets contains more chemical impuri...
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