Unit 2: Chemistry and Our Earth. Authorised Assignment ...

Test your circuit by touching the two ‘free’ crocodile clips. 6 These ‘free’ crocodile clips will be your testing area for the different substances. 7 Put a small amount of the solid to be tested into a clean watch glass. Put the crocodile clips on the solid, making sure the clips do not touch each other directly. 8 ................
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