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What is the difference between pH and pKa?

pH is the measure of the concentration of proton in an aqueous environment, which is denoted as: pH = -log[H3O+]. pKa however, is prefered when comparing how strong an acid is becaus...

AM
Answered by Anthony M. Chemistry tutor
9053 Views

What are the four stages of aerobic respiration in humans?

Glycolysis which is where glucose is broken down into 2 molecules of pyruvate releasing 2ATP and 2NADH. Second is the link reaction. This links glycolysis to the Krebs Cycle. Pyruvate molecules are decarb...

TK
Answered by Taqua K. Biology tutor
7636 Views

Find the indefinite integral of 3x - x^(3/2) dx

To find the integral of a function you must first incease the power of x by one then divide to coefficient by the new power. So, by increasing the powers first you get 3x^2 - x^(5/2) and then dividing by ...

AJ
Answered by Alex J. Maths tutor
5398 Views

What does my teacher mean when he says my essay doesn't link?

Unlike in GCSE History, at A Level the arguments you make in your essay need to link together to then provide an answer to the question. Let's take the question "why did war break out in North Americ...

RC
Answered by Ruairidh C. History tutor
2692 Views

To what extent do you agree that the car ‘changed the face of America’? (20 marks)

The invention and proliferation of the automobile definitely changed the face of America to a very large extent. This can be seen through the effects the car had on American culture, business, and...

TD
6966 Views

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