The formation of water from H2(g) and O2(g) is an exothermic reaction because

Chemical Reaction Engineering Mcqs
BILAL KHATTAK0

A.H2(g) and O2(g) have a higher chemical energy than water
B.H2(g) and O2(g) have a higher temperature than water
C.H2(g) and O2(g) have a lower chemical energy than water
D.energy considerations do not arise

Related Mcqs:

  1. An exothermic reaction is that in which the reacting substances
  2. Which of the following is not a reason why water warms and cools much more slowly than land?
  3. The Gulf Coast states are more humid in summer than the coastal areas of Southern California mainly because of the __________.
  4. A radioactive substance gives off Y-rays when
  5. The main reason why vegetables take longer to cook in boiling water at high altitudes is because___________?
  6. In calm air the air temperature is -10o C, if the wind speed should increase to 30 knots (with no change in air temperature) the thermometer would indicate __________?
  7. Water circulates in a thermosiphon hot-water heating system by
  8. Which among the following result in the formation of soil?
  9. Which of the following reactions is an exothermic reaction?
  10. The catalytic activity of enzymes is due to their capacity to

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