a)Chlorine is more reactive than bromine
b)These is because the electron affinity of chlorine is higher than that of bromine.
c)Reactivity of halogens decrease down the group
john3 answered the question on November 8, 2017 at 17:01
- The heat of neutralization of a strong acid is usually 57.4kJmol-1, whereas that of a weak acid is less than 57.4kJmol-1 .
Explain(Solved)
The heat of neutralization of a strong acid is usually 57.4kJmol-1, whereas that of a weak acid is less than 57.4kJmol-1 .
Explain
Date posted: November 8, 2017. Answers (1)
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Date posted: November 8, 2017. Answers (1)
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Date posted: November 8, 2017. Answers (1)
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a) Name the process that takes place.
b) State one use of the process named in 2 (a)above.
Date posted: November 8, 2017. Answers (1)
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with the 12 volt supply of direct current electricity and a lamp.
1.0M sulphuric acid was slowly run into the solution from a burette until neutralization occurred.
a) What would you see in the flask when the first few drops of acid are added?
b) At the neutrality point, the lamp ceases to glow, explain why?
c) What would you see if more 1.0 M sulphuric acid were now added
Date posted: November 8, 2017. Answers (1)
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subjecting them to the following tests:
i) To the first portion she added sodium hydroxide dropwise until in excess. (1 mark)
ii) To the second portion she added ammonia solution dropwise until in excess. (1mark)
iii) the third portion she added hydrochloric acid and warm. (1 mark)
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Date posted: November 8, 2017. Answers (1)
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Date posted: November 8, 2017. Answers (1)
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Date posted: November 8, 2017. Answers (1)
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Date posted: November 5, 2017. Answers (1)