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Draw a dot and cross diagram of a Chlorine molecule showing the outer electrons only.

Chlorine has seven outer electrons. Electrons like to be in pairs. In one Chlorine atom, there are three pairs and one lonely electron which doesn't have a pair. (draw). So two Chlorine atoms form a Chlorine...
LM
Answered by Lisa M. • Chemistry tutor
18415 Views

What is the past historic and when would I use it?

The past historic or le passé simple is another past tense in French. However, nowadays it is never heard in spoken French and you will only see it in literary texts. In literary texts, it is used to replace...
IP
Answered by Isla P. • French tutor
4700 Views

How do you turn 0.11111... (recurring) into a fraction

Let's look at what makes this question more difficult than, say, 0.5 or 0.01: as the decimal is recurring, you can't just multiply and divide by a big number to get a fraction. Example: multiply 0.01 times 1...
AP
Answered by Alvaro P. • Maths tutor
60144 Views

How can I sound more spanish?

To sound more spanish you need to listen to it more and imitate it. Try to sing along to song, play lyric version of songs on Youtube for example. To find the song with lyrics you may need to type the name o...
JS
Answered by Jasivan S. • Spanish tutor
2331 Views

What's the difference between "tu" and "vous"?

One is formal and one is informal. "Tu" is used amongst friends and family, whereas "vous" is used for most people who are older than you by at least 5 years. In school, students say &quo...
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Answered by Jasivan S. • French tutor
3303 Views