How much energy is released when 2.8 kg of diethyl ether freezes?
Let’s learn how much energy is released when 2.8 kg of diethyl ether freezes. The most accurate or helpful solution is served by Yahoo! Answers.
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Hey guys, I really need some help with this one, thanks in advance! How much energy is released when 2.95kgkg of diethyl ether(C2H5) 2O}) freezes? The heat of fusion for diethyl ...show more
Answer:
The key is the heat of fusion: 7.27 kJ is released for each mole of diethyl ether that freezes at its...
BIL7LG4EF6NQG66WZPFAWHTK2A at Yahoo! Answers Mark as irrelevant Undo
Other solutions
Answer:
46.6 Joules/mole2800 grams / 74 g/mole = 37.8 moles37.8 moles x 46.6 Joules/ mole =total heat is 17...
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Answer:
Sorry. Your original question may be ambiguous or need details. Please restate and try again.
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i cant get this prolbem correct How much energy is released when 2.8 kg of diethyl ether freezes? _______ kJ i think you divide 2.8 by a thousand. to get .0028 g. than you divide by 74.14 but than im stuck. help is greatly apprecited.
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A 2 kg rock is released from rest at a height of 29m. Ignore air resistance and determine the kinetic energy, gravitational potential energy, and total mechanical energy at each of the following height. 20 m; 15m; 5m; 9 m.
Answer:
Gravitational potential energy is easy. E=mass*gravity*height = 2*9.8*20 = 392J (for a height of 20...
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Answer:
When 1 kg of water at 0 degrees C freezes to become ice at 0 degrees C, it yields 0.336 MJ of energy...
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n + U-235 -> I-136 + Y-96 + 4n n=neutron (1 0) The mass of I nuclei is 135.8401 amu and Y is 95.8629 amu. Neutron is 1.008665 amu Answer: -6.02 x 10^14 J, I want to know process Bonus: Find heat released when 5 kg C (graphite) burns to CO2 (gas)...
Answer:
Find the mass defect first. In this case it is 0.271005 amu.(Do the calculations) As E= mc^2 find the...
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Work, energy, and power questions: 1)A 1.83 kg block slides down a ramp from a height of 4.09 m. The block has a speed of 3.85 m/s when it reaches the bottom. There is friction. What is the work (in J) done by gravity? 2) In the previous question, what...
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