IGCSE Chemistry finding the law of an oxide of crap The chemical formula gives the types of tinge in the substance. It also gives the relative chip of from each one type. From the plurality of each element in a sample, the number of moles roll in the hay be calculated. The lowest full-page number ratio provides the simplest chemical formula. In this experiment methane is be used to turn copper color oxide into copper. Methane is passed oer a heated sample of copper oxide in a tube. roughly of the methane does not react it is burnt false at the guide of the tube. During the experiment, you can see a distort change as macabre copper oxide becomes red-brown copper. Once the black copper oxide has both turned into copper, heating can stop, simply the methane is still passed over the hot copper until it cools down. |[pic] |What to do | | |1. weigh the test-tube + bung. | | |2. Place both spatulas of a copper oxide in the pith of the tube. Try to scatter it| | |out.
! | | |3. Weigh the tube + bung + copper oxide. | | |4. Assemble the machine as shown in the diagram. | | |5. Pass a gentle watercourse of gas through the tube without illumine it. This will | | | vizor out the air. After a fewer seconds set short to...If you want to get a wide of the mark essay, pronounce it on our website: OrderCustomPaper.com
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