The diagram below shows an experiment on germination peas. a) (i) What changes are observable at the end of the experiment? (ii) Give the reason the...

      

The diagram below shows an experiment on germination peas.
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a) (i) What changes are observable at the end of the experiment?
(ii) Give the reason the observation in a(i) above.
(b) If water had been used instead of caustic potash in the experiments, what would be observed?

  

Answers


sharon
a) (i) The level of caustic potash in retort flask rises ;
(ii)Oxygen has been used up by germinating peas ‘The caustic potash raises to occupy the spaces ;
(b) No observable change ;
sharon kalunda answered the question on May 24, 2019 at 09:20


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