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Please describe the structure of atom, with reference to the relative mass and charge.

At the centre of the atom, is the nucleus. This is made up of protons and neutrons. Protons are positively charged, with a relative charge of +1. Whilst neutrons are neutral (relative charge = 0).Surrounding...
EM
Answered by Elliott M. • Physics tutor
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Translate these two sentences: The man who stole my bag escaped, AND The jumper that I saw was bought by another customer

This exercise is testing the difference between the relative pronouns qui and que. Qui is used on the subject of a sentence: that is, the thing or person doing the action. Who stole the bag? The man, therefo...
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Answered by Adam A. • French tutor
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How do I write an essay?

Firstly - take a deep breath. This is an opportunity for you to pool all of your knowledge together and show off.Secondly - consider the wording of the question. The wording of the question will determine ho...
LH
Answered by Lizzie H. • English tutor
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How many covalent bonds do nitrogen atoms make and why?

Nitrogen makes 3 covalent bonds. It is in the second period of the periodic table and so has its outer electron in the second shell/energy level. This shell requires eight electrons in order to be filled.A f...
RT
Answered by Ronan t. • Chemistry tutor
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An atom of iron is represented as 56 Fe 26 Give the number of protons, neutrons and electrons in this atom of iron.

We see two numbers given for the description of an atom on the periodic, one larger than the other. The larger number is in reference to the atomic mass of the atom, which is the sum of the number of protons...
JM
Answered by Jonas M. • Chemistry tutor
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