Advertisements
Advertisements
प्रश्न
Which postulate of Dalton's atomic theory can explain the law of conservation of mass ?
Advertisements
उत्तर
Dalton’s third postulate explains the law of conservation of mass. It states that atoms can neither be created nor destroyed.
APPEARS IN
संबंधित प्रश्न
Hydrogen and oxygen combine in the ratio of 1:8 by mass to form water. What mass of oxygen gas would be required to react completely with 3 g of hydrogen gas?
What do you observe when, barium chloride solution is mixed with sodium sulphate solution ?
When magnesium is burnt in air, there is an increase in mass after the reaction.
If an object weighs 6 kg on earth. What will be its weight on moon ?
Give reason for the following.
Electricity is not considered matter.
Name the scientist who gave law of conservation of mass.
Name the law of chemical combination which was given by Proust.
‘If 100 grams of calcium carbonate (whether in the form of marble or chalk) are decomposed completely, then 56 grams of calcium oxide and 44 grams of carbon dioxide are obtained’. Which law of chemical combination is illustrated by this statement ?
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 ?
An ionic compound will be formed by the combination of one of the following pairs of elements. This pair of elements is :
