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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 Chlor...

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 use...

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 time...

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 nam...

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 &...