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Explain the effect of increasing concentraion of O2 on the equilibrium position of this gas phase reaction and what you might see given that Nitrogen Oxide and Nitrogen Dioxide appear colourless and brown respectively. NO + 0.5O2 ----> NO2

Using "Le Chatelier's principle", the equilbrium will seek to oppose the change made to the reaction. In order to counter the increase in oxygen concentration, the reaction will shift to...

Answered by Amman B. Chemistry tutor
2742 Views

Using the substitution method, solve the following simultaneous equations 2y+3x=14 and 6x-y=8

Equation 1: 2y+3x=14 Equation 2: 6x-y=8 Rearrange Equation 2: y=6x-8 therefore 2y=12x-16 Substituting the rearranged equation 2 into equation 1: 12x-16+3x=14 15x-16=14 15x=30 x=2 Substituting x into...

Answered by Alex W. Maths tutor
3103 Views

'Gothic writing is characterised by a fascination with death.' Consider how far you agree with this statement by comparing Dracula with at least one other text prescribed for this topic.

I would always advise to plan before writing the essay to outline what you want to say and how you're going to structure it so that you remain focused on the question when writing. This plan does not need...

Answered by English Literature tutor
6147 Views

Solve 4x + 10 = 18

4x + 10 = 18
4x= 18-10
4x= 8
x=8/4
x=2

Answered by Katherine W. Maths tutor
2998 Views

How do I effectively comment on the formal features of a poem?

The one thing to remember is that if you're commenting on the formal features of a poem, make sure it adds to your argument. Don't just spot devices for the sake of it; comment on how the use of rhyme (or...

Answered by Florine L. English Literature tutor
3025 Views

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