Coal is a fossil fuel. When heated strongly, sulfur dioxide gas is one of the products formed. Sulfur dioxide changes the colour of acidifi ed potassium manganate(VII) from purple to colourless. Plan an investigation to show which of the two different types of coal produces the most sulfur dioxide when heated. You are provided with one lump of each type of coal.
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Coal is a fossil fuel. When heated strongly, sulfur dioxide gas is one of the products formed. Sulfur dioxide changes the colour of acidified potassium manganate from purple to colourless. Plan an investigation to show which of the two different types of coal produces the most sulfur dioxide when heated. You are provided with one lump of each type of coal. CSDipindai dengan CamScanner
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