Chemistry
(a) Propane burns in air according to the following equation.
C3H8 + 5O2 ⟶ 3CO2 + 4H2O
What volume of propane is consumed on using 1000 cm3 of air, considering only 40% of air contains oxygen?
(b) Calculate the gram molecular mass of N2, if 360 cm3 at S.T.P. weighs 0.45 g.
Related Questions
Give the balanced chemical equations for the following reactions:
(a) Potassium sulphate from potassium hydroxide and sulphuric acid.
(b) Barium sulphate from barium chloride and sodium sulphate.
(c) Copper sulphate from copper and concentrated sulphuric acid.
State one relevant observation for each of the following.
(a) Dilute hydrochloric acid is added to sodium thiosulphate.
(b) Mixture of ammonium chloride and sodium hydroxide is heated.
(c) Burning of ammonia in air.
(a) State the condition required for the following reactions.
(1) Conversion of methyl chloride to dichloromethane.
(2) Conversion of ethanol to ethene.
(b) Give the reaction involved in the formation of methyl acetate (ester).
Write the steps required to convert hydrogen chloride to anhydrous iron (III) chloride. Also, write the equations for the reactions.