Ayuba

analysis of a sample of an organic compound showed it to containd 39.9% of carbon,6.9% of hydrogen and 53.2% of oxygen.A,calculate it empirical formular.8,if its relative molecular mass,what is the molecuar formular of the compound.

An aircraft flies from a town P to another town Q 85km north of P. The aircraft then flies Eastward to another town T which is on a bearing of 53 degree from P if the average speed of the plane is 700km/hr calculate: (I) PT (ii) The total time taken for t...

Whats another name of come

D. Electrical Network.

F=IL X B 4 X 10^-4/2^1/2

thanks elot

Yes