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"j'ai cueilli des fleures"; "je les ai cueillies". Why does the participle on the one hand take an "i" at the end, and on the other hand an "ies"?

This is an example of how the agreement of the past particle works with the auxiliary "avoir" (have), "j'ai" at the first person singular. The agreement of the past particle with the auxi...
JT
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How do you write a good essay?

There are four key elements that are vital to writing a good essay: argumentation, clarity, fully explained points, and concision. Before you begin writing an essay, you must know exactly what you are going ...
SS
Answered by Sally S. • History tutor
3208 Views

How can I find the size of an angle in a right-angled triangle if I know the lengths of two of the sides?

We can find any angle in a right-angled (RA) triangle if we know the lengths of two of the sides, using SohCahToa. The first step is to identify which of the sides we know. There are three sides in a RA tria...
SM
Answered by Sarah M. • Maths tutor
4127 Views

On complete combustion in air, a sample of an unknown hydrocarbon yielded 176 grams of CO2 and 108 grams of H2O with no additional products. Which one of the following might be the formula of the hydrocarbon? (Relative atomic masses: H=1, C =12, O =16)

a) CH 2 b) CH 3 c) CH 4 d) C 2 H 4 e) C 2 H 8 The equation for the combustion of the hydrocarbon is: C x H y + (A + 0.5B)O 2 --> A.CO 2 + B.H 2 OMoles = mass/A r Moles of CO 2 = 176/44 = 4 = AMoles of H 2...
ZC
4157 Views

How should I tackle a text I haven't seen before?

To analyse a text you haven't seen before, begin by carefully reading it through in order to get a sense for what kind of text it is and the main topic(s) it is about. Look for any clues that you are given a...
MS
4358 Views