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Chemistry, 21.06.2019 22:20
Which of the following statements is false regarding aromaticity? a. the compound must be cyclic b. the compound must be fully conjugated c. the compound must be planar d.the number of electrons in the pi system must satisfy the hückel 4n+2 rule e. the compound must have a neutral charge
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Chemistry, 22.06.2019 00:30
Which best describes why nh4+ can form an ionic bond with ci-?
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Chemistry, 22.06.2019 07:40
21. consider the following chemical reaction: n2+ o2 2 no if 10.0 g of n2 reacts with excess oxygen then how many grams of no can be formed? a) 10.7 g b) 21.4 g c) 32.9 g d) 42.8 g page 4 of 8
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Chemistry, 22.06.2019 08:30
Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains
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If the lungs of a child hold 0.11 mol of air in a volume of 2.8 L, then the lungs of an average fema...
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