Use the diagram below to answer the questions that follow. a) Why is sodium hydroxide solution preferred to water in the above set-up. b) What modification should...

      

Use the diagram below to answer the questions that follow.
fig1323520191234.png
a) Why is sodium hydroxide solution preferred to water in the above set-up.
b) What modification should be made to the above set-up if percentage of oxygen used in air should be determined
c) Name the main component of air not used in the above set-up.

  

Answers


Kavungya
a) It absorbs both carbon (IV) oxide initially present and that produced by the burning candle.
b) Calibrating the gas jar in order to determine the volume of oxygen used.
c) Nitrogen
Kavungya answered the question on May 23, 2019 at 09:42


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