Respuesta :
Answer:
Endothermic
2FeSO4 -> Fe2O3 + SO2+ SO3
Iron Sulphate on heating forms
Iron Oxide, Sulphur Dioxide And Sulphur Trioxide
Exothermic
CaO + H2O -> Ca(OH)2 + Heat
Calcium Oxide combines with Water to give out heat and form Calcium Hydroxide
Answer: Endothermic examples-
Photosynthesis.
Melting ice.
Evaporating liquid water.
Exothermic examples-rusting of iron (rust steel wool with vinegar)
the thermite reaction.
reaction between water and calcium chloride.
Explanation:
endothermic process is any process which requires or absorbs energy from its surroundings, usually in the form of heat.exothermic reaction is a chemical reaction that releases energy through light or heat.