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Author Question: How much heat is absorbed when 45.00 g of C(s) reacts in the presence of excess SO2(g) to produce ... (Read 128 times)

KWilfred

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on: Aug 27, 2018
How much heat is absorbed when 45.00 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) 179.8 kJ
  B) 239.9 kJ
  C) 898.5 kJ
  D) 2158 kJ

Question 2

During the last stages of a marathon (26 miles) the body's principal source of energy is
 
  A) ATP.
  B) glycogen.
  C) fat.
  D) protein.


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todom5090

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Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

C


KWilfred

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Reply 2 on: Aug 27, 2018
Gracias!

mohan

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Reply 3 on: Yesterday
Excellent

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