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Author Question: The molecular weight of nitrogen, N2, is 28 g/mol. What is the rms speed of nitrogen molecules in a ... (Read 102 times)

swpotter12

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on: Jul 29, 2018
The molecular weight of nitrogen, N2, is 28 g/mol. What is the rms speed of nitrogen molecules in a cooler at 8.0C? The Boltzmann constant is 1.38  10-23 J/K and NA = 6.022  1023 molecules/mol.
 
  A) 450 m/s
  B) 500 m/s
  C) 550 m/s
  D) 600 m/s
  E) 650 m/s

Question 2

How much energy does a 100-W light bulb use in 8.0 hours?
 
  A) 13 kWh B) 0.80 kWh C) 0.0080 kWh D) 800 kWh
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juwms

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Reply #1 on: Jul 29, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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swpotter12

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Reply 2 on: Jul 29, 2018
Excellent

ryhom

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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