CPC CAMBRIDGE PUBLICATION|Exercise UNITE TEST (FILL IN THE BLANKS :)|2 Videos
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Explain the process and precautions in verifying law of conservation of mass. (AS-3)
State the law of conservation of mass.
Who discovered law of conservation of mass.
Draw the digarm to show the experimental setup for the law of conservation of mass. (AS-5)
Which postulate of Dalton's atomic theory is the result of the law of conservation of mass .
(a) Mention the four informations given by an equation. (b) State the law of conservation of mass as applicable in a chemical reaction.
3 g of ethane C_(2)H_(6) on complete combustion gave 8.8 g of CO_(2) and 5.4 g of water. Show that the results are in accordance with the law of conservation of mass.
In a reaction 5.3g of sodium carbonate reacted with 6g of ethanoic acid. The products where 2.2g of CO., 0.9g water and 8.2g of sodium ethanoate show that these observations are in agrrengment with the law of conservation of mass. Sodium carbonate+ ethanoic acid Sodium ethanoate + carbondioxide + water
What weight of sodium chloride would be decomposed by 4.9 g of sulphric acid, if 6 g of sodium bisulphate (NaHSO_(4)) and 1.825 g of hydrogen chloride were produced in the reaction and the law of conservation of mass is true?
Which postulate of Dalton's atomic theory is the result of the law of conservation of mass?
CPC CAMBRIDGE PUBLICATION-ATOMS AND MOLECULES -UNITE TEST ANSWER THE FOLLOWING
