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Chemistry, 22.06.2019 14:30
Connect the whole numbers on the periodic table to indicate what they represent?
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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 4.5 Γ 106 m/s. show your work. note: h= plank's constant (6.62607 x 10-34 j s)
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Chemistry, 23.06.2019 09:00
How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate according to the following equation:
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A lab tech prepared a solution of sodium carbonate, Na2CO3, with a molarity of 0.030 M. What mass of...
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