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What is the general formula of alkanes

CnH2n+2

BS
Answered by Becky S. Chemistry tutor
2882 Views

Give the electron configuration of fluorine

1s2 2s2 2p5

BS
Answered by Becky S. Chemistry tutor
2945 Views

How do I improve my vocabulary?

They say the best way to learn a language is 'little and often'. Therefore, I would suggest picking a topic and learning around 5-7 new words a day. Write them out and read them aloud several times until ...

OE
Answered by Olivia E. French tutor
1755 Views

There is a spinner game at a fair. The spinner is numbered with all even numbers from 2 to 12. Each section is equal in size. Dan has numbers 4 and 10. What is the probability that he wins a prize? Give your answer as a fraction in its simplest form.

The even numbers from 2 to 12: 2, 4, 6, 8, 10, 12That means there are 6 numbers on the spinner If Dan has 4 and 10 and all the portions are the same, the chances of landing on 4 or 10 is 2/6Simplifying th...

KB
Answered by Katherine B. Maths tutor
3086 Views

Give two examples of physical or chemical barriers of defence against pathogens found inhumans.

Skin, mucosal lining, stomach acid

Answered by Biology tutor
2341 Views

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