Apne Mohalle Mein Kuda Dhan ki avashyakta Hetu Nagar Nigam ko Patra likhiye Chhota
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Answer:
cal reaction, two or more molecules interact to produce new compounds and are called reactants, whereas the newly formed compounds are called products.
In a chemical reaction, a chemical change must occur, which is generally observed with physical changes like precipitation, heat production, colour change etc.
Law of conservation of mass
According to the law of conservation of mass, matter can neither be created nor destroyed in a chemical reaction. It remains conserved.
Mass of reactants will be equal to the mass of products.
Law of constant proportions
A pure chemical compound contains the same elements combined together in a fixed proportion by mass is given by the law of definite proportions.
For e.g., If we take water from a river or from an ocean, both has oxygen and hydrogen in the same proportion.
Atoms
Explanation:
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