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Author Question: The enthalpy of fusion, or heat of fusion (Hfusion), of water is positive and corresponds to which ... (Read 73 times)

SAVANNAHHOOPER23

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on: Aug 27, 2018
The enthalpy of fusion, or heat of fusion (Hfusion), of water is positive and corresponds to which physical change?
 
  A) H2O(g)  H2O(s)
  B) H2O(l)  H2O(s)
  C) H2O(s)  H2O(l)
  D) H2O(s)  H2O(g)

Question 2

To produce carbon black, ________.
 
  A) diamond is exposed to extremely high pressures and temperatures
  B) wood is strongly heated in the absence of oxygen
  C) coal is strongly heated in the absence of oxygen
  D) hydrocarbons such as methane are heated in a very limited supply of oxygen
  E) graphite is cooled to -273 C
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
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Anton

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Reply #1 on: Aug 27, 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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SAVANNAHHOOPER23

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Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it

ecabral0

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Reply 3 on: Yesterday
:D TYSM

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