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Explain why hydrogen bromide has a higher boiling point than hydrogen chloride.

Hydrogen bromide and hydrogen chloride are both simple molecules. They have London forces between molecules. It is essential that you highlight that these interactions (induced dipole-dipole) are BETWEEN the...
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Answered by Pooja P. • Chemistry tutor
29458 Views

How do I approach a translation?

The first step is not to translate straight away. First, read any information given to you about the context of the passage. Next,take the passage a sentence at a time. Find the subject usually near the begi...
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Answered by Bhumi S. • Latin tutor
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Ben would like to buy two tickets for the theatre, each ticket costs £25 and there is a 15% booking fee applied to the ticket cost. How much does it cost him to buy the two tickets with the additional fee?

25 x 2 = 50 15% = 0.15 50 x 1.15 = 57.5 or 0.15 x 50 = 7.5 50 + 7.5 = 57.5
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Answered by Alexander P. • Maths tutor
3495 Views

How to do simultaneous equations?

Give the student an example question.e.g: past paper question from OCR (higher tier) paper 4 2017 Each week Dan drives two routes, route x and route y. One week he drives route x three times and route y twic...
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Answered by Rachel R. • Maths tutor
9148 Views

What's the difference between glacial erosion and sub-aerial processes?

These are geographical terms which are commonly mixed up, due to the similar nature of the terms. In brief, the difference is simple - glacial erosion is the erosion process and consequences physically cause...
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Answered by Laura B. • Geography tutor
5986 Views