Palm wine turns sour with time because?
the sugar content is converted into alcohol
the carbon (IV) oxide formed during the fermentation process has a sour taste
it is commonly adulterated by the tappers and sellers
microbial activity results in the production of orgain acids within it
Correct answer is D
No explanation has been provided for this answer.
The carbon atoms on ethane are?
sp2 hybridized
sp3 hybridized
sp2d hybridized
sp hybridized
Correct answer is B
No explanation has been provided for this answer.
an acidic oxide
an amphoteric oxide
a basic oxide
a neutral oxide
Correct answer is B
No explanation has been provided for this answer.
It is not desirable to use lead tetraethyl as an anti-knock agent because?
it is expensive
of pollution effects from the exhaust fumes
it lowers the octane rating of petrol
it is explosive
Correct answer is B
No explanation has been provided for this answer.
The fraction of crude oil used as jet fuel is?
refinery gas
diesel oil
kerosene
gasoline
Correct answer is C
No explanation has been provided for this answer.