Science - Teachers Sri Lanka
Science - Teachers Sri Lanka
Science - Teachers Sri Lanka
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• In the experiment to determine the effect of temperature<br />
on rate of reaction the experiment to be set up as given<br />
below<br />
Cleaned<br />
Iron nail<br />
KMnO 4<br />
$H 2<br />
SO 4<br />
Solution<br />
Copyright © 2007 National Institute of Education - <strong>Sri</strong> <strong>Lanka</strong>. All rights reserved.<br />
(i)<br />
At room temperature At 60 0 C temperature<br />
• In the experiment to determine the effect of physical<br />
nature of the reactants the experiment could be set up<br />
as given below.<br />
HCl<br />
CaCO 3<br />
• In the experiment to determine the effect of catalysts the<br />
experiment could be set up as given below<br />
(ii)<br />
O 2<br />
CO 2<br />
Syringe<br />
H 2<br />
O 2<br />
MnO 2<br />
or Sand<br />
(45 mts.)