Investigating the action of heat on copper sulphate Diagram Method: A clean, dry boiling tube is weighed. About 20g of copper sulphate is placed in the tube which is then weighed again. The apparatus is now set up as shown … Continue reading →
(The experiment described below can also be done using chopped up copper foil instead of magnesium, but because copper does produce smoke when heated the crucible lid is not needed) Experiment to see if magnesium changes in mass when heated … Continue reading →
Chemical change The three states of matter Change in Mass The Water Cycle Heating copper sulphate Heating magnesium ribbon If a solid chemical is heated several things could happen: It could melt (change from a solid to a liquid) … Continue reading →
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