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Uses of methanol - Uses of monohydric alcohol
(1) Methanol is extremely important industrial starting material for making formaldehyde, acetic acid and other chemicals.
(2) Like a fuel (a petrol substitute). A 20% mixture of methyl alcohol and gasoline is a good motor fuel.
(3) Like an antifreeze or automobile radiators.
(4) To denature ethyl alcohol. The mixture is known as methylated spirit.
(5) In the formation of dyes, perfumes and medicines. Methyl salicylate and methyl anthra anilate are utilized in perfumery.
discovery of neutron becomes very late because
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The frequency of a wave of light is 12x 10 14 s -1 . The wave number associated with this light is: (1) 5x10 -7 m (2) 4x 10 -8 cm -1
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The cell diagram of a mercury cell can be written Zn(s) | ZnO (s) NaOH (aq) HgO (s) HgO (I) (a) Write the electrode reactions and cell reaction with electron number z = 2.
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Styrene rubber (GR-S or Buna-S or SBR or Ameripol): Styrene butadiene rubber (SBR) is prepared by the copolymerization of butadiene (75%) and styrene (25%) in an emulsion styrene
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