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What does the percentage atom economy mean

It is the atomic mass of the desired product divided by the total atomic mass of all the products in the reaction, multiplied by 100

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Answered by Tobias E. Chemistry tutor
2196 Views

Solve the simultaneous equations 3x+2y=8 and 3y+4x=11

Equal out the x terms so 12x+8y=32 and 9y+12x=33Then subtract the first equation from the secondThis gives y=1Put this value into one of the equations so 12x+8=32Solve the equation giving x as 2.

EP
Answered by Emily P. Maths tutor
4461 Views

What is a vector quantity

A vector quantity is a quantity that has both a magnitude and a direction.

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Answered by Tobias E. Physics tutor
1973 Views

Discuss knowledge and uncertainty in 'Hamlet'

The most obvious ‘uncertainty’ facing both Hamlet and the audience, is if the Ghost’s words are true. ‘The Ghost poses a great deal of uncertainty’, demanding Hamlet to ‘revenge his most foul unnatural mu...

JN
10068 Views

To what extent did 'Manifest Destiny' play an important role in American westward expansion?

The theory of ‘Manifest Destiny’ did not necessarily play a significant role in aggressive American expansion; instead, it acted as an appropriate guise for the justification of American desires to occupy...

JN
Answered by Joseph N. History tutor
3943 Views

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