Chemistry, 15.11.2019 23:31 coolasslimm
Which of the following chemical equations is unbalanced? a. 2c + h2 ch4 b. 2al2o3 4al + 3o2 c. 2h2o2 2h2o + o2 d. 2c2h6 + 7o2 4co2 + 6h2o
Answers: 1
Chemistry, 23.06.2019 01:30
Ascientist is measuring the pressure that is exerted by each of the following gases in the atmosphere: carbon dioxide, oxygen, and nitrogen. which term most likely describes what she is measuring?
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Chemistry, 23.06.2019 06:40
8. how much enthalpy/heat is transferred when 0.5113gof ammonia (nh3) reacts with excess oxygen according| to the following equation: 4nh3 +502 - 4n0+ 6h20ah = -905.4j
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Chemistry, 23.06.2019 08:00
At 35.0°c and 3.00 atm pressure, a gas has a volume of 1.40 l. what pressure does the gas have at 0.00°c and a volume of 0.950 l? which equation should you use? p2= p1v1t2/t1v2what is the pressure of the gas? 3.92 atm these are the answers
Answers: 1
Chemistry, 23.06.2019 08:30
According to the passage, which of these is true about gray water systems? a) gray water systems use plants that require less water. eliminate b) gray water systems require the use of less fossil fuels. c) gray water systems reduce the amount of fresh water used. d) gray water systems reduce the amount water used by shower heads.
Answers: 1
Which of the following chemical equations is unbalanced? a. 2c + h2 ch4 b. 2al2o3 4al + 3o2 c. 2h2o...
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