Calculate the number of moles of C2H6 in 4.11×10234.11×1023 molecules of C2H6.
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The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as
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An atom with 7 protons, 6 neutrons, and 7 electrons has an atomic mass of amu. (enter a whole number.) numerical answers expected! answer for blank 1:
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Can anyone answer these questions? ? i need it before 1: 00pm today
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