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Author Question: How many electrons can occupy the shell having n = 4? A) 2 B) 8 C) 10 D) 18 E) ... (Read 122 times)

Alygatorr01285

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How many electrons can occupy the shell having n = 4?
 
  A) 2
  B) 8
  C) 10
  D) 18
  E) 32

Question 2

When 1 mole of butane burns at constant pressure and 100C, it produces 2658 kJ of heat and does 5 kJ of work. What are the values of E and q for the combustion of 1 mole of butane?
 
  A) -2653 kJ; -2658 kJ
  B) -2663 kJ; -2658 kJ
  C) +2653 kJ; +2653 kJ
  D) +2663 kJ; -2653 kJ

Question 3

Which one of the following is the weakest acid?
 
  A) HCN (Ka = 4.9  10-10)
  B) HClO (Ka = 3.0  10-8)
  C) HNO2 (Ka = 4.5  10-4)
  D) HF (Ka = 6.8  10-4)


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momolu

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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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Alygatorr01285

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Both answers were spot on, thank you once again



momolu

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