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Describe how smoking damages the lungs

Smoke contains contents that can irritate the respiratory tract, which can lead to inflammation of the Bronchi. This is termed Bronchitis. Cilia may be damaged by tar, leaving them immobile, which means t...

Answered by Hayley O. • Biology tutor

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Expand and Simplify: 2y(3x - 8) + x(2x + y)

Start by expanding the brackets. This means that you must multiply everything inside the bracket by whatever is outside the bracket. Therefore, you should be left with: 6yx - 16y + 2x^2 + xy After this, ...

Answered by Jasmine B. • Maths tutor

4093 Views

Name the type of reaction and outline the mechanism for the reaction of the alcohol (CH3)2CHOH with the acyl chloride CH3COCl. Explain which orbitals take part in the reaction.

Type of reaction: nucleophilic addition to carbonyl

Diagram should show nucleophilic attack of oxygen of alcohol on carbon of carbonyl in the acyl chloride. Lone pair clearly shown on the oxygen, f...

Answered by Emma S. • Chemistry tutor

10769 Views

What's the difference between a bayron and a meson?

A baryon is a particle that is made up of three quarks (which are fundamental particles) bound by the strong force. A meson, on the other hand, is a particle which is made up of one quark and one antiquar...

Answered by Josh B. • Physics tutor

10621 Views

Find the coordinates of the point of intersection of the lines y = 5x - 2 and x + 3y = 8.

substitute y=5x-2 into second equation --> x + 3(5x- 2)= 8// 2) factorise and simplify to get 16x=14 3) divide 14 by 16 to calculate the value of x to be 7/8 4) sub value of x into equation 1 to...

Answered by Anand T. • Maths tutor

5962 Views