Advertisements
Advertisements
Question
Which of the following would weight the least?
[Atomic masses : Ag = 108, N - 14, O = 16,C = 12]
Options
2 gram atoms of Nitrogen
1 mole of Silver
22.4 litres of oxygen gas at 1 atmospheric pressure and 273K
6.02 × 1023 atoms of carbon
Solution
6.02 × 1023 atoms of carbon
APPEARS IN
RELATED QUESTIONS
How many moles are 3.6 g of water ?
How many atoms are there in 0.25 mole of hydrogen ?
Show by means of calculations that 5 moles of CO2 and 5 moles of H2O do not have the same mass. How much is the difference in their masses ?
Define or explain the term:
Molar volume
Define or explain the term:
Gram atom
Find the number of molecules in 3.2 g of SO2.
Calculate the number of molecules in one Kg of calcium chloride.
How many grams of H2O are present in 0.2 mole of it?
Solid ammonium dichromate decomposes as:
\[\ce{(NH4)2Cr2O7 -> N2 + Cr2O3 + 4H2O}\]
If 63 g of ammonium dichromate decomposes. Calculate the quantity in moles of nitrogen formed.
If 0.2 mol of the following substance is required how many grams of that substance should be taken?
Calcium carbonate
