Top answers

How do you write an essay plan to compare two texts?

There are two main ways in which to plan comparative essays. The first is taking each text as separate sections of the essay, and the second is to integrate talking about the texts throughout the essay. If y...
SW
7184 Views

i) Write down the Equation for the Haber-Bosch process. Stating clearly the catalyst used. ii) Explain why high pressures are used for this reaction in industry iii) Explain the importance of the catalyst

i) N 2 (g) + 2H 2 (g) = 2NH 3ii) Le Chatelier’s Principle : If a dynamic equilibrium is disturbed by changing the conditions, the position of equilibrium moves to counteract the change. Pressure is a result ...
ZJ
Answered by Ziona J. • Chemistry tutor
3660 Views

Solve the simultaneous equation: 3x+y=24, x-7-y=-3

Simultaneous equations can be solved either using substitution or elimination. For this example we will use substitution to work out the answer, which will involve rearranging one of the equations (in this c...
NG
Answered by Nicholas G. • Maths tutor
5173 Views

Describe the similarities and differences in form between DNA and RNA

DNA and RNA have many similarities. They are both formed of a backbone made from sugar and phosphate groups, however DNA is formed of the sugar deoxyribose, and RNA is formed of ribose sugars. Attached to th...
KB
Answered by Kristel B. • Biology tutor
5092 Views

What is the purpose of a catalytic converter, and what is the reaction equation of a process that it catalyses?

Catalytic converters are used in motor vehicles.They catalyse the conversion of potentially harmful gases produced in the combustion of motor fuel, into less harmful gases.The reactants for such a conversion...
AB
Answered by Annie B. • Chemistry tutor
5095 Views