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Which equation is correct - Equation 1: 2CuCo3(s) ® Cu2O(s) + 2Co2 (g) + 1/2O2(g)Equation 2:CuCo3(s) ® CuO(s) + Co2(g)
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| Submitted: Thu Nov 20 2003
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Lewisham College Zahra Hussien As chemistry Assessor: Bernice Ferdinand Science investigation for OCR coursework As chemistry Title Which equation is correct? Introduction Copper carbonate can be exist in two forms; one is azurite is also known as basic copper carbonate and it is blue in colour, the other form of copper carbonate is called malachite and it has a distinctive green colour. The copper oxide that I used for my experiment is malachite. It is formed by action of carbon dioxide and water on copper sulphides or by action of copper solution on calcite. It is a hydrous carbonate of copper. Aim The aim of this investigation is determine which equation is correct. We need to decide what is given off after caring the experiment. We will do this by heating the copper oxide and look at the colour change after heating it. We need to calculate if the mass of copper oxide and the volume of gas given...
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