4
QuizMultiple Choice
Test Test
Question 4 of 25 • *25-26 KCS18 Chemistry IC
Which reaction is endothermic?
Answer
A
HCl + NaOH NaCl + H2O + 58 kJ
B
6CO2 + 12H2O + energy C6H12O6 + 6O2 + 6H2O
C
2Na + Cl2 2NaCl + energy
D
2C2H6 + 7O2 4CO2 + 6H2O + 2,502 kJ