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Explain how enzymes speed up chemical reactions and how they are denatured.

Enzymes speed up chemical reactions by lowering the activation energy, which provides an alternative pathway, making it easier to reach the transition state. Enzymes are denatured by changes in temperatur...

Answered by Tara W. • Biology tutor

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Solve algebraically the simultaneous equations: x^2 + y^2 = 25 and y - 3x = 13

Firstly, we need to use one equation to find an expression for one variable in terms of the other. Then we can substitute this expression into the other equation and solve for that variable. Using this nu...

Answered by Gregor W. • Maths tutor

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How will you help with my studies?

Having studied Spanish before I know what will help achieve the top grades.I can help with speaking practice and help develop your accent to sound more fluent and natural in your Spanish.I know about many...

Answered by Lucy C. • Maths tutor

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Convert 'A1' hexadecimal value into binary.

Firstly split the number into 2 since there are two numbers. A and 1. We first convert 'A' into decimal. The corresponding value is 10. We then convert 10 into binary which is 1010. That is the first part...

Answered by Jazir L. • Computing tutor

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Solve the two simultaneous equations. 1. x^2 + y^2 = 25, 2. y - 3x = 13

The way to solve simultaneous equations is to 'slot in' one equation into the other. For this question, we will use the information in equation 2 (after manipulating it) to solve equation one. First, we a...

Answered by Jazir L. • Maths tutor

3892 Views