Chemistry, 31.08.2019 03:30 maddynichole2017
Which of these statements does not describe a carbon atom? a. carbon is a metallic element. b. carbon has four valence electrons. c. carbon has a total of six electrons. d. carbon forms bonds with many different types of atoms.
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What forms when chemical reactions combine pollution with sunlight?
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Calculate the number of molecules present in 0.750 mol of mgo.
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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 20:30
The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?
Answers: 3
Which of these statements does not describe a carbon atom? a. carbon is a metallic element. b. carb...
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