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Author Question: The ________ ion has a noble gas electron configuration. A) Be2+ B) Li2+ C) Li D) Mg2- E) ... (Read 90 times)

audragclark

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The ________ ion has a noble gas electron configuration.
 
  A) Be2+
  B) Li2+
  C) Li
  D) Mg2-
  E) Al2+

Question 2

A voltaic cell is constructed with two Zn2+-Zn electrodes, where the half-reaction is Zn2+ + 2e-  Zn (s) E = -0.763 V The concentrations of zinc ion in the two compartments are 4.50 M and 1.11  10-2 M, respectively.
 
  The cell emf is ________ V. A) -1.88  10-3
  B) -309
  C) 0.0772
  D) 0.154
  E) -0.761

Question 3

The molecular weight of a gas is ________ g/mol if 6.7 g of the gas occupies 6.3 L at STP.
 
  A) 24
  B) 3.6  103
  C) 27
  D) 3.0  102
  E) 1.8  10-2


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ktidd

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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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audragclark

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Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)


yeungji

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Reply 3 on: Yesterday
Wow, this really help

 

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