Which of the following equations is not a decomposition reaction? ...

[nautica902]

Which of the following equations is not a decomposition reaction?
 
  A) CaSO4  2H2O  CaSO4 + 2 H2O
  B) NaClO3  NaCl + O2
  C) H2O2  H2O + O2
  D) K + H2O  KOH + H2

Question 2

Consider the reaction A  B with the following data: Energy of reactants = 50 kJ/mole; Energy of products = 70 kJ/mole; Energy of transition state = 80 kJ/mole.
 
  The reaction is ________, has a heat of reaction of ________ kJ/mole, and the energy of activation is ________ kJ/mole. A) exothermic; 20; 30
  B) endothermic; 20; 30
  C) exothermic; 30; 20
  D) endothermic; 30; 20

[Gabe]

Answer to Question 1

D

Answer to Question 2

B

[nautica902]

TYSM

[aliotak]

Excellent