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Calculate the relative molecular mass

  1. If hydrogen diffuse 6 times as fast a gas Z at the same temperature and pressure, calculate the relative molecular mass of Z.
  2. Compound K is a hydrocarbon. Combustion of 6.51 g of K gave 20.47 g of carbon dioxide and 8.36 g of water. The relative
  3. An organic compound on analysis yielded 2.04g carbon 0.34g hydrogen and 2.73g oxygen calculate its molecular formula if the
  4. Combustion analysis of 1.0g of a compound containing carbon , hydrogen and oxygen gives 2.3 g of carbon dioxide and 0.93g of
  5. A hydrocarbon Y on combustion gives 0.352g of carbon(iv)oxide and 0.18g of water. Calculate the empirical formula of the
  6. what is relative molecular mass of 10.5g of XHCO3, if the mass of C in it is 1.50g? calculate the mass of hydrogen
  7. what is relative molecular mass of 10.5g of XHCO3, if the mass of C in it is 1.50g? calculate the mass of hydrogen
  8. Calculate the relative molecular mass of a gas if a 500cm3 sample at 20¢ªC and 1 atomic mass of 0.66g
  9. Calculate the relative molecular mass ofNaNO3
  10. Calculate the relative molecular mass of slaked lime ca(oh)2