Chemistry, 13.10.2019 00:00 glizbethh00
Two compounds are mixed and light is emitted, the color changes, and heat is liberated.
which activity has occurred?
a. chemical reaction
b. chemical mixture
c. chemical nucleus exchange
d. chemical compromise
Answers: 3
Chemistry, 22.06.2019 16:30
Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)
Answers: 1
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 18:00
How many moles of oxygen gas are produced from the decomposition of six moles of potassium
Answers: 1
Two compounds are mixed and light is emitted, the color changes, and heat is liberated.
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