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Explain, in the context of catalysis, the term heterogeneous and describe the first stage in the mechanism of this type of catalysis.

A heterogeneous catalyst a catalyst that is in a alternative phase/state to the reactants. The first stage of catalysis by a heterogeneous catalyst is absorption of the reactants onto the surface of the c...

HB
Answered by Hugo B. Chemistry tutor
3307 Views

Find the determinant of a 3x3 matrix.

Will need a whiteboard so I can draw a matrix to fully explain.

SM
2928 Views

Explain the process of evolution

Individuals within a population show a wide range of variation due to differences in their genes. The individuals within these species/populations with the characteristics most suited to their environment...

SA
Answered by Seyi A. Biology tutor
2826 Views

"I am no bird; and no net ensnares me; I am a free human being with an independent will". In light of this quotation, explore the representation of women in Jane Eyre.

Possible approaches to this question:

The idea of Jane Eyre being a feminist text: explore Jane as a character, fiercely independent, principled, disregards matrimony in favour of self-sustenance, ...

RM
12714 Views

How to find the derivative of sqrt(x) from first principles?

Graphical explanation leading to the expression that we need to develop (Lim(a->0) (sqrt(x+a) - sqrt(a))/(a). Then we need to understand how to rearrange a fraction involving square roots (multiplicati...

OD
Answered by Olivier D. Maths tutor
2032 Views

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