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The number of mole of SO2 which contains 16g of oxygen :
Relative atomic mass of an element is measured in:
Many elements have fractional atomic mass:
Those atomic nuclei which have same mass number are called:
The mass of chlorine (Cl) element is 35.5 amu. Which of the following term is not used for this mass:
Total number of atoms present in 49.0g H3PO4 are:
The least number of molecules are present in :
How many carbon atoms are present in 36.0g of glucose (molar mass 180g/mol)?
How many moles of sodium are present in 0.1g of sodium?
It is not correct regarding 22.0 g of CO2:
A ring is made up of 18g diamond. Diamond is pure carbon. It has number of carbon atoms:
The number of moles in 22.4dm3 of H2 gas at 0°C and 1 atm are :
Which of the following statement contains one mole of the stated particles?
Total numbers of tom present in 17g of hydrogen peroxide is (NA = 6.02 x 10^23):
A compound has an empirical formula CH2CL, and molecular formula mass as 99g/mol , identity the compound:
How many moles are there in 0.44g of CO2 (Mr = 44 amu ):
One mole of SO2 contains :
For a reaction X + 2Y → Z . The amount of Z formed by starting the reaction with 5 moles of X and 8 moles of Y :
Which of the following contains the largest number of particles?
How many chlorine (Cl) atoms are there in two moles of Cl-element?
8.0g of methane has total number of H-atoms:
Which of the following is a fundamental unit for amount of substance in SI unit:
Which mass of KOH is present in 0.5 mole of KOH :
1 mole is equal to :
27g of Al will react completely with how much mass of O2 to produce Al2O3 :
For a reaction X + 2Y → Z . The amount of Z formed by starting the reaction with 5 moles of X and 8 moles of Y:
30g of urea has total number of atoms :
What is the number of molecules in 500cm3 of oxygen under room condition:
Calculate the amount of water produced when 8.0g of CH4 is burnt in excess of oxygen:
What volume of oxygen, measured under room conditions, can be obtained from the thermal decomposition of 8.2g of calcium nitrate ( Mr = 164 ) :
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