Advertisements
Advertisements
Question
Calculate the number of moles of CO2 which contain 8.00 g of O2
Advertisements
Solution
1 mole of CO2 contains O2 = 32g
So, CO2 having 8 gm of O2 has no. of moles = `8/32`
= 0.25 moles
APPEARS IN
RELATED QUESTIONS
What is the mass of 1 mole of nitrogen atoms?
What name is given to the amount of substance containing this number of atoms ?
What is the mass of 5 moles of sodium carbonate (Na2CO3) ?
(Atomic masses : Na = 23 u ; C = 12 u ; O = 16 u)
What is meant by ‘a mole of carbon atoms’ ?
Calculate the number of moles and number of molecules present in 1.4 g of ethylene gas. What is the volume occupied by the same amount of ethylene?
Define or explain the term:
Relative atomic mass
Calculate the number of molecules in one Kg of calcium chloride.
Correct the statement, if required.
One mole of chlorine contains 6.023 x 1010 atoms of chlorine.
Calculate the number of moles in 7g of nitrogen.
If 0.2 mol of the following substance is required how many grams of that substance should be taken?
Calcium carbonate
