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Author Question: In which reaction does the oxidation number of hydrogen change? A) HCl (aq) + NaOH (aq) NaCl ... (Read 85 times)

Lisaclaire

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on: Aug 27, 2018
In which reaction does the oxidation number of hydrogen change?
 
  A) HCl (aq) + NaOH (aq)  NaCl (aq) + H2O (l)
  B) 2Na (s) + 2H2O (l)  2NaOH (aq) + H2 (g)
  C) CaO (s) + H2O (l)  Ca(OH)2 (s)
  D) 2HClO4 (aq) + CaCO3 (s)  Ca(ClO4)2 (aq) + H2O (l) + CO2 (g)
  E) SO2 (g) + H2O (l)  H2SO3 (aq)

Question 2

CsCl crystallizes in a unit cell that contains a Cs+ ion at the center of a cube and a Cl- ion at each corner. The unit cell of CsCl is ________.
 
  A) close packed
  B) body-centered cubic
  C) face-centered cubic
  D) amorphous
  E) primitive cubic

Question 3

Neurotransmitters released from a presynaptic vesicle will fit into one or more receptor sites on a postsynaptic cell.
 
  Indicate whether the statement is true or false
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
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tmlewis4706

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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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Lisaclaire

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

ghepp

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Reply 3 on: Yesterday
Gracias!

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