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प्रश्न
State the law of conversation of mass.
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उत्तर
“Matter can neither be created nor be destroyed in a chemical reaction”. However, it may change from one form to another in the process.
It can also be stated as, “In a chemical reaction, the total mass of the reactants is equal to the total mass of the products”.
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संबंधित प्रश्न
In a reaction, 5.3 g of sodium carbonate reacted with 6 g of acetic acid. The products were 2.2 g of carbon dioxide, 0.9 g water and 8.2 g of sodium acetate. Show that these observations are in agreement with the law of conservation of mass.
Sodium carbonate + acetic acid → sodium acetate + carbon dioxide + water
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Fill in the blank:
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State the law of conservation of mass.
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Complete the statement given below by filling in the blanks with the correct words.
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| Law of constant proportion | James Chadwick |
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| Neutrons | Goldstein |
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