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In the reaction CO(g) + 2H2(g) <--> CH3OH(g), explain why an increase in pressure increases the yield of methanol

Increasing the pressure shifts equilibrium towards the side with fewer moles of gas, so in this reaction the equilibrium will move to the right. Hence, a shift towards the right hand side will increase the y...
Answered by • Chemistry tutor
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tips on translating from english to french?

Firstly, I would recommend the student looks at commonly used idioms, as they often pop up in exam translations. They can also be helpful when trying to target the top grades in the speaking exam to show flu...
Answered by • French tutor
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Suggest how the growth of tourism in a LIC or NEE might help to reduce the development gap.

The growth of the tourism industry means that a country's GDP grows, (the overall market value of country's services and goods) and therefore decreases the gap between the developed countries and the LIC. By...
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Answered by Jessica O. • Geography tutor
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Prove that the difference between the squares of two consecutive odd numbers is a multiple of 8.

(2n+3) 2 -(2n+1) 2 =(4n 2 +12n+9)-(4n 2 +4n+1)=8n+8= 8(n+1)Hence a multiple of 8
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Answered by Daniel B. • Maths tutor
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Explain why phenol is nitrated more readily than benzene.

Phenol has a lone pair of electrons on the O group which can be delocalised into the benzene Pi system2) This delocalisation increases the electron density in the pi system compared to benzene3) This increas...
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Answered by Daniel B. • Chemistry tutor
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