Why is phosphorus unusual compared to other group 15 elements? Select the correct answer below: A. There are compounds that contain phosphorus-phosphorus bonds with uncommon oxidation states. B. Phosphorus is relatively unreactive. C. Phosphorus only forms compounds where the oxidation number of phosphorus is 5+. D. Phosphorus is the most electronegative of the group 15 elements.
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Chemistry, 22.06.2019 13:30
Which statements are true concerning mineral formation? check all that apply. the slower the cooling, the larger the crystals. the faster the cooling, the smaller the crystals. crystals formed from magma are smaller than crystals formed from lava. minerals can only form in solutions when the solution is heated deep underground. when a solution cools, elements and compounds leave the solution and crystallize as minerals. minerals formed from hot water solutions can form narrow channels in the surrounding rock.
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Chemistry, 23.06.2019 03:30
The molar mass of iron(fe) is 55.8 g/mol. what is the mass in grams of 2.25 moles of iron?
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Chemistry, 23.06.2019 04:00
Silver reacts with oxygen to produce silver oxide. (write balanced chemical equation and identify type of chemical reaction.)
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Chemistry, 23.06.2019 06:00
What volume of 0.500 mol/l hydrochloric acid, hci (aq) is required to react completely with 1.00 g of aluminum hydroxide, ai(oh)3 (s)?
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Why is phosphorus unusual compared to other group 15 elements? Select the correct answer below: A. T...
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