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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 8

State the Law of Conversation of Mass. - Chemistry

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प्रश्न

 State the law of conversation of mass.

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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अध्याय 1: Matter - Exercise [पृष्ठ ११]

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सेलिना Concise Chemistry [English] Class 8 ICSE
अध्याय 1 Matter
Exercise | Q 6.1 | पृष्ठ ११

संबंधित प्रश्न

Which postulate of Dalton’s atomic theory is the result of the law of conservation of mass?


What do you observe when, barium chloride solution is mixed with sodium sulphate solution ?


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If an object weighs 6 kg on earth. What will be its weight on moon ?


State the law of conservation of mass.


Name the scientist who gave law of conservation of mass.


Name the law of chemical combination which was given by Proust.


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The law of conservation of mass was given by :


Potassium chlorate decomposes, on heating, to form potassium chloride and oxygen. When 24.5 g of potassium chlorate is decomposed completely, then 14.9 g of potassium chloride is formed. Calculate the mass of oxygen formed. Which law of chemical combination have you used in solving this problem ?


Complete the statement given below by filling in the blanks with the correct words.

Atoms contain ________ with positively charged ________.


State the main points of Landolt’s experiment for experimental evidence of the law. 


Select the correct answer from A, B, C, D & E for the statement given below:

The process of change of a liquid into vapour, [gas] on heating.


Complete the statement by filling the blank with the correct word given below.

The law of conservation of mass is strictly valid if mass and _________ are considered together.


Match the following.

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Name the four laws of chemical combinations.


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