Define exothermic reactions. Give two examples of each.
State the effect of an endothermic reaction .
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In a................ reaction heat energy is absorbed.
How will you obtain Ammonia from nitrogen.Also give balanced equations for the reactions
What do you observe when ammonium chloride is dissolved in water.
Define endothermic reactions. Give two examples of each.
What do you observe when Ammonia is brought in contact of hydrogen chloride.gas.
State the effect of an exothermic reaction on the surroundings.