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Author Question: Which of the following reactions will occur spontaneously as written? A) Sn4+ (aq) + Fe3+ (aq) ... (Read 244 times)

drink

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on: Aug 27, 2018
Which of the following reactions will occur spontaneously as written?
 
  A) Sn4+ (aq) + Fe3+ (aq)  Sn2+ (aq) + Fe2+ (aq)
  B) 3Fe (s) + 2Cr3+ (aq)  2Cr (s) + 3Fe2+ (aq)
  C) Sn4+ (aq) + Fe2+ (aq)  Sn2+ (aq) + Fe (s)
  D) 3Sn4+ (aq) + 2Cr (s)  2Cr3+ (aq) + 3Sn2+ (aq)
  E) 3Fe2+ (aq)  Fe (s) + 2Fe3+ (aq)

Question 2

When 0.250 mol of CH4(g) reacts with excess Cl2(g) at constant pressure according to the chemical equation shown below, 177 kJ of heat are released. Calculate the value of H for this reaction, as written.
 
  2 CH4(g) + 3 Cl2(g)  2 CHCl3(l) + 3 H2(g) H = ? A) -1420 kJ
  B) -708 kJ
  C) +708 kJ
  D) +1420 kJ

Question 3

Glass is ________ whereas quartz is ________.
 
  A) hard, soft
  B) crystalline, amorphous
  C) amorphous, crystalline
  D) pure SiO2, a mixture of SiO2 and carbonates
  E) breakable, not breakable
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
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irishcancer18

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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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drink

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Reply 2 on: Aug 27, 2018
Excellent

mcarey591

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Reply 3 on: Yesterday
Gracias!

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