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Which element, Na or Mg is likely to have the higher melting point? Give reasons for your choice

Sodium and Magnesium are both metals, when they are solid they form a metallic lattice held together by the electrostatic force of attractive between the positive metal ions, and the negative delocalised ele...
MP
Answered by Monique P. • Chemistry tutor
23045 Views

How do I structure an successful essay based on comparing novels?

To structure a successful essay on comparing literary works, it is key to introduce an argument that compares the two set texts, and not talk about them seperately. To start the essay off, you should use an ...
MG
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Explain the geometry and bond angles in a NH3 molecule

So if we think about a molecule of ammonia, NH3, there are 3 hydrogens, each with 1 electron (as its atomic number is 1) covalently bonded to 1 nitrogen atom with 5 outer shell electrons on it due to its ato...
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Answered by Anthony L. • Chemistry tutor
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How do I differentiate between the Imperfect Tense (Imparfait) and the Past Tense (Passé Composé)?

The Imparfait and Passé Composé are the two main past tenses in French. Try to think of the Passé Composé in your mind as completed in comparison to the Imparfait. It deals with whatever has taken place at a...
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Answered by Jennifer D. • French tutor
4170 Views

When is the "Konjuktiv 1" used?

The Konjunktiv 1 is used when: Someone wishes to distance themselves from what is being said . For example when someone is quoting someone else " er sagte,dass sie eine schwere Krankheit habe". &qu...
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Answered by Anthony P. • German tutor
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