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Spontaneous reactions that occur or mostly ________in nature.

Spontaneous reactions that occur or mostly ________in nature. Correct Answer exothermic

All the processes which occur with a decrease of energy are exothermic in nature, those with change of enthalpy as negative occurs spontaneously. It is not true in case of some endothermic reactions, when they occur spontaneously.

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3. In its aspect of a creative product, nature is known as Natura Naturata.
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Which of the following are true with regard to igneous rocks?
I. They are formed inside the earth, under great pressure
II. They do not occur in layer
III. They are mostly crystalline in nature
IV. They contain fossils
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