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What is development?

Development can be defined as a process of economic and social advancement in terms of quality of human life. It can be measured in terms of culture, wealth, education, healthcare, opportunities and can be c...
EB
Answered by Emily B. • Geography tutor
106295 Views

A car moves from rest and accelerates uniformly at 4m/s/s, how far will it have traveled after 10 seconds?

d=ut+0.5at 2 so d=200m
KB
Answered by Katie B. • Physics tutor
2924 Views

Integrate x^2e^x with respect to x between the limits of x=5 and x=0.

This question is to test integration by parts. First let u=x 2 and u'=2x as a result, and v'=e x and so v=e x too. Then use the by parts formula to express the integral as x 2 e x ​​​​​​​-2(integral of):(xe ...
AA
Answered by Alex A. • Maths tutor
6573 Views

Give the reagents required for the nitration of toluene (methylbenzene) to 2,4,6-trinitrotoluene and provide a mechanism.

The reagents needed are sulphuric acid and nitric acid. It may be useful to notice that nitric acid here acts as a stoichiometric reagent, in that it is used up in the reaction to nitrate the toluene, but su...
AA
Answered by Alex A. • Chemistry tutor
9021 Views

What is the function of the control rods in the entire fission reactor proccess?

Fuel rods provide fissionable elements such as uranium - 235 , The uranium abosrbs a neutron at thermal speeds ( energy transefered to the moderator) from previous reactions. This then enables the Uranium to...
CS
Answered by Charles S. • Physics tutor
6039 Views