When a liquid goes from a liquid state to a gaseous state it is called evaporation
It indicates the number of moles of reactants and products
Explanation:
The coefficients in front of the reactants and products in a chemical reaction represents the number of moles of reactants and products.
Every reaction is made up of equal number of moles of reactants and products. Thus, chemical equations are written in such a way to obey the law of conservation of matter.
The numbers used are usually whole numbers and the are very important in stoichiometry.
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Answer:
B) Photosynthesis is the process in which light energy is transformed into food energy.
I think it is the third statement
‘A unit is made up of two or more atoms’
