Chemistry, 27.07.2019 14:30 Anonymous7170
How many moles are contained in a 4.67-l sample of gas at 30 degrees celsius and 199 kpa
Answers: 1
Chemistry, 22.06.2019 06:00
Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.
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Chemistry, 22.06.2019 18:00
Hydrogenation reactions, in which h2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer industries. in the simplest case, ethene (c2h4) and h2 form ethane (c2h6). if 140 kj is given off per mole of c2h4 reacting, how much heat (in mj) is released when 12 kg of c2h6 forms?
Answers: 2
Chemistry, 22.06.2019 22:00
What mass of glucose is produced when 54g of water react with carbon dioxide
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How many moles are contained in a 4.67-l sample of gas at 30 degrees celsius and 199 kpa...
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