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When does one use the past and imperfect tenses in Italian?

In Italian, the past tense ( passato prossimo ) is used to indicate events or actions that have happened in the recent past and have been completed . Example: Ieri sono andata in palestra (yesterday I went t...
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Answered by Elisa D. • Italian tutor
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How do I get ideas for a great coursework essay?

Coursework essays are a great place to get truly creative with your ideas, but don't let the endless possibilities daunt you; there are ways to get going with your work which will give you a definitive struc...
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How does an adjective agree with the noun in French- 'accord de l'adjectif'?

General rule: The adjective agrees with the noun that it describes in gender and number: Example: 1. La verte valet 2. Les vertes valets 3. Le pret vert 4. Les verts prets So, if the noun is plural and femal...
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Answered by Emma W. • French tutor
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If y = 2^x, find dy/dx

Q: If y = 2^x, find dy/dx. ANSWER: 1) Take Logs of both sides of our equation y = 2^x So we get: log(y)=log(2^x) 2) Apply relevant log rule to rhs: Log rule: log(a^b) = b . log(a) [nb: the dot between b and ...
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Answered by Bav M. • Maths tutor
69889 Views

What is the effect of temperature on K(equilibrium constant)?

For this question we need to consider the equation: ΔStotal = ΔSsystem - ΔH/T For and exothermic reaction, - ΔH/T is positive. Therefore, as T increases - ΔH/T becomes more negative, ΔStotal becomes less pos...
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Answered by Olivia P. • Chemistry tutor
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