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What's the relationship between frequency and efficiency of a machine
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Iknow the answer to 13 is b and 14 is d. i just need to know why the correct answers are correct
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What is the indicator of the number of ions in solution? the amount of conductivity the amount of precipitate the amount of solute added
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Chromium(iii) sulfate is a transition metal compound containing the metal chromium and the polyatomic ion sulfate. the oxidation state of chromium in this compound is , and the chemical formula of the compound is ( ) . reset next
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Chemistry, 23.06.2019 01:20
Use the de broglie's wave equation to find the wavelength of an electron moving at 7.3 × 106 m/s. show your work. note: h = plank's constant (6.62607 x 10-34 j s)
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What's the relationship between frequency and efficiency of a machine...
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