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Explain how covalent and ionic bonding works.

Covalent Bonding - This type of bonding occurs typically between non-metal elements with an incomplete outer shell of electrons. Elements may share a pair of electrons in order to complete their outer she...

Answered by Tutor494381 D. • Chemistry tutor

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How does Bennett use Mrs Lintott to comment on the role of women in 1980s Britain in The History Boys?

In The History Boys, Mrs Lintott’s character is used to highlight the constant sexualisation of women in the 1980s, through the regular links to women as sexual objects. In the play, Mrs Lintott asks the ...

Answered by Molly O. • English Literature tutor

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Simplify the expression: (2a + a)x(5a - a)

Evaluate each bracket first. We have:(2a + a)x(5a - a) = (3a)x(4a)Then, multiply both brackets.(3a)x(4a) = 12a²

Answered by Jonas O. • Maths tutor

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Solve 6/(x-3) + x/(x+4) = 1

(6(x+4) + x(x-3) )/ ((x-3)(x+4)) = 1 obtain a common denominator and write as one fraction. (6x+24+x²-3x ) /( x²-3x+4x-12) = 1 multiply out the brackets. (x²+3x+24)/ (x

Answered by Jana R. • Maths tutor

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How is the character of Sheila presented in J.B. Priestley’s ‘An Inspector Calls’?

Sheila is presented as changing and developing throughout the play, growing from a puerile, juvenile figure to gain independence from her parents. At the start of the play, a semantic field of childishnes...

Answered by Samuel C. • English Literature tutor

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