Chemistry
Calculate the mass of :
(i) 1022 atoms of sulphur.
(ii) 0.1 mole of carbon dioxide.
[S = 32, C = 12 and O = 16 and Avogadro's Number 6 × 1023]
Related Questions
Gas 'X' occupies a volume of 100 cm3 at S.T.P and weighs 0.5 g. Find it's relative molecular mass.
Dilute HCl is reacted with 4.5 moles of calcium carbonate.
Calculate :
(i) The mass of 4.5 moles of CaCO3.
(ii) The volume of CO2 liberated at stp.
(iii) The mass of CaCl2 formed ?
(iv) The number of moles of the acid HCl used in the reaction [relative molecular mass of CaCO3 is 100 and of CaCl2 is 111.]
Calculate the volume of 320 g of SO2 at stp.
[S = 32 and O = 16]
The mass of 5.6 dm3 of a certain gas at STP is 12.0 g. Calculate the relative molecular mass of the gas.