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How can I prepare for the LNAT multiple choice?

The LNAT is supposedly a test that you 'can't' prepare for. It is designed to test your natural aptitude for textual comprehension and structuring arguments - crucial skills for being a lawyer. However, t...

Answered by Zara R. • LNAT tutor

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Acid HA has a Ka of 2.00 x 10-4mol dm-3. A solution was made by adding 15cm3 of 0.34 M NaOH to 25cm3 of 0.45M HA. Calculate the moles and the concentration of A- and HA in this solution. Using the expression for Ka calculate the pH of the solution

Write the equation: NaOH + HA --> NaA + H₂O. Find the moles of A^-: the moles of A^-= the moles of NaO...

Answered by Hibba S. • Chemistry tutor

7256 Views

How do I even start going about learning the verb conjugations when there are so many different moods, tenses and endings?

When I was tutoring GCSE students at my school, this was often the first question I was asked. To a GCSE student, the prospect of learning a vast array of conjugation tables seems daunting and verbs tend ...

Answered by Daniel C. • French tutor

2334 Views

How would you calculate the vertical and horizontal components of the velocity of an object with an initial velocity of 15m/s which is travelling upwards at an angle of 30 degrees to the horizontal?

With these sort of questions involving components, I would always advise drawing a diagram of the problem so that you're clear of the situation!In this case we have an object that is travelling at a speed...

Answered by Joseph P. • Physics tutor

7025 Views