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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
What is the independent variable in this investigation? mass volume sample number substance density
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Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
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Chemistry, 22.06.2019 19:00
What is the compound name for the formula [ru(en)2cl2]2+ and [co(en)cl2br]-
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Iodine-131 has a half-life of 8 days. How many of the initial 6.022x10^23 atoms would remain after 1...
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