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Author Question: Which of the following aqueous solutions has the highest OH-? A) a solution with a pH of 3.0 B) ... (Read 76 times)

sc00by25

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on: Aug 27, 2018
Which of the following aqueous solutions has the highest OH-?
 
  A) a solution with a pH of 3.0
  B) a 1  10-4 M solution of HNO3
  C) a solution with a pOH of 12.0
  D) pure water
  E) a 1  10-3 M solution of NH4Cl

Question 2

How much heat is absorbed when 30.00 g of C(s) reacts in the presence of excess SO2(g) to produce CS2(l) and CO(g) according to the following chemical equation? 5 C(s) + 2 SO2(g)  CS2(l) + 4 CO(g) H = +239.9 kJ
 
  A) 119.9 kJ
  B) 239.9 kJ
  C) 599.2 kJ
  D) 1439 kJ

Question 3

Which of the following reactions will not occur as written?
 
  A) Zn (s) + Pb(NO3)2 (aq)  Pb (s) + Zn(NO3)2 (aq)
  B) Mg (s) + Ca(OH)2 (aq)  Ca (s) + Mg(OH)2 (aq)
  C) Sn (s) + 2AgNO3 (aq)  2Ag (s) + Sn(NO3)2 (aq)
  D) Co (s) + 2AgCl (aq)  2Ag (s) + CoCl2 (aq)
  E) Co (s) + 2HI (aq)  H2 (g) + CoI2 (aq)

Question 4

________ solids consist of atoms or molecules held together by dipole-dipole forces, London dispersion forces, and/or hydrogen bonds.
 
  A) Ionic
  B) Molecular
  C) Metallic
  D) Covalent-network
  E) Metallic and covalent-network
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
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annierak

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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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sc00by25

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Reply 2 on: Aug 27, 2018
Wow, this really help

6ana001

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

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