The use of sulphur to vulcanize rubber is mad to make it<...
The use of sulphur to vulcanize rubber is mad to make it
blacker
cheaper
more elastic
tougher
softer
Correct answer is D
No explanation has been provided for this answer.
Addition of an aqueous solution of a salt gives a white precipitate. The salt is likely to be a? ...
The atomic weight of nitrogen is? ...
Particles in a solid exibit ...
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What change will occur to the equilibrium mixture \( 2CrO^{2-}_4(aq) + 2H^+(aq) ⇔ Cr_2O^{2-}_7(aq...
Alkanoates are formed by the reaction of alkanoic acid with? ...