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Describe the differences in Structure and properties of diamond and graphite

Both of these compounds are made purely of carbon. The differences come in the way in which the atoms are bonded together and the properties that this creates.In diamond, each atom is covalently bonded to fo...
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Answered by Phoebe P. • Chemistry tutor
4245 Views

How do we control the concentration of urine?

Osmoregulation is the homeostasis of water in the body. It is important that water volumes are kept relatively constant as this influences electrolyte concentrations and cell activity. There are many ways in...
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Answered by Adam B. • Biology tutor
2894 Views

What are the elements of a criminal offence?

When deciding whether or not someone is guilty of a criminal offence, the Court will look for three elements: actus reus or a 'guilty act', mens rea or a 'guilty mind', and novus actus interveniens or the la...
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Answered by Dominic E. • Law tutor
15478 Views

Multiply and simplify the following: (x-8)^2

With these questions, I always think how to write out the expression in terms that are more simple to understand: I would write out the expression as '(x-8)(x-8)' which really shows what the power of 2 is re...
MS
Answered by Myles S. • Maths tutor
12432 Views

What does the term "Semi-conservative" mean in relation to DNA?

DNA is a double stranded helix. During DNA replication, the strands are separated from each other (using an enzyme called DNA helicase). The unzipped DNA strands then utilize another enzyme, known as DNA Pol...
CA
Answered by Catherine A. • Biology tutor
4681 Views