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Perform the following calculations, then round off each answer to the proper number of significant figures: 1210.0 g + 157.22 g - 30. g ( show work)
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Drug abuse will not lead to physical and psychological dependence. true or false ?
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How many liters of oxygen gas, at standard temperature and pressure, will react with 35.8 grams of iron metal? 4 fe (s) + 3 o₂ (g) → 2 fe₂o₃ (s)
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Chemistry, 22.06.2019 22:30
Vi limitens. vastery test select the correct answer. which statement explains why large atoms are more reactive than small atoms? a. large atoms have valence electrons farther from the nucleus and lose them more readily. b. large atoms have greater ionization energy, which they can utilize during a reaction. c. large atoms have a greater number of electrons that they can lose during a reaction. d. large atoms have more energy levels, so they have more energy to pass on in a reaction. reset next
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Chemistry, 23.06.2019 07:30
How do you interpret a chromagram for what mixtures contain?
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Perform the following calculations, then round off each answer to the proper number of significant f...
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