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Which reaction is exothermic? ch4 2o2 right arrow. co2 2h2o 891 kj nh4no3 h2o 25 kj right arrow. nh4 (aq) no3-(aq) 2h2o 286 kj right arrow. 2h2 o2 n2 o2 181 kj right arrow. 2no
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Which reaction is exothermic? ch4 2o2 right arrow. co2 2h2o 891 kj nh4no3 h2o 25 kj right arrow. nh4 (aq) no3-(aq) 2h2o 286 kj right arrow. 2h2 o2 n2 o2 181 kj right arrow. 2no

User Jeremy Meadows
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12 votes

Answer:

All are Endothermic reaction.

Step-by-step explanation:

User Tarmelop
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6 votes

Answer:

CH4 + 2O2 --> CO2 + 2H2O + 891 kJ

Step-by-step explanation:

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User ChrisRob
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