Ammonia Acid Worksheet With Answers
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49Q1.
The chart shows the processes involved in the manufacture of nitric acid from ammonia.
(a)
Complete the word equation for the reaction that takes place in the first reaction vessel.
ammonia + ..............................
nitrogen monoxide + water
(1)
(b)
(i)
What is the use of the platinum gauze in the reaction vessel?
...........................................................................................................................
(1)
(ii)
At first, the platinum gauze is electrically heated. However, as the reaction continues,
no further heating is necessary.
Explain why.
...........................................................................................................................
(1)
(c)
Explain why the heat exchanger is used.
.....................................................................................................................................
.....................................................................................................................................
.....................................................................................................................................
.....................................................................................................................................
(2)
(d)
To convert nitrogen monoxide into nitric acid, two further reactants are needed.
What are they?
............................................................ and ...............................................................
(1)
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