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Chemistry, 23.06.2019 14:30
If 125 cal of heat is applied to a 60.0-g piece of copper at 25.0 ? c , what will the final temperature be? the specific heat of copper is 0.0920 cal/(g? ? c) .
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Chemistry, 23.06.2019 16:30
Amodel of an atom is shown below. which element is represented by this model of an atom? boron, carbon, neon, or sodium?
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Chemistry, 23.06.2019 19:30
Which of the following is a polyatomic ion? a. calcium, ca2+ b. carbide, c4- c. sulfate, so4 d. selenide, se2-
Answers: 1
Suppose that, from measurements in a microscope, you determine that a certain layer of graphene cove...
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