The highness or lowness of acidity in water soluble substances
Answer: The correct answer is : The density of oil in a circular spot is given by :
s ( r ) = 50 / (1 + r), given in kg / m2 ; kilograms / square meter
s = density
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1853–1924: Passenger railways and expansion
The 14-carriage train was hauled by three steam locomotives: the Sahib, Sindh, and Sultan. ... The first passenger train in eastern India ran from Howrah (near Calcutta) to Hoogly, a distance of 24 miles (39 km), on 15 August 1854.
Answer:
I think ur answer is right