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I have 4 assignments for unit 22 chemistry btec level. Are you able to do my assignments by friday?

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Determine the concentration of hydroxide ion in this buffer, In lab, buffer...

In lab, buffers solution based onto a 0.1 M solution of sodium phosphate at pH7.0.  Within this system, there are three of pK A s like:  12.7, 7.21 and 2.12. Determine the conce

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what is the structure and the medicinal uses of BHC,DDT, saccharin, chloramine, antracene.

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Define conjugate acid-base pair and buffer, Q. Define Conjugate acid-base p...

Q. Define Conjugate acid-base pair and buffer? Buffers are substances that resist changes in pH. To "balance pH" means to buffer. Weak acids and bases make good buffers.

Cooking is prefered in a pressure cooker than in open vessel, To increase t...

To increase the pressure so that boiling point of water increases and heat provided goes only for cooking food not for boiling water

Addition reactions - organic chemistry, Addition reactions - Organic Chemis...

Addition reactions - Organic Chemistry Addition reactions are given by those compounds that have at least one p bond, i.e.,

Mg+ configuration, 1s 2 , 2s 2 , 2p 6 3s 1 shows configuration of: (1...

1s 2 , 2s 2 , 2p 6 3s 1 shows configuration of: (1) Al 3+   in ground state (2) Ne in excited state  (3) Mg + in excited state   (4) None of these Ans:  Mg + in

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