Powdered limestone can be used to raise the pH of acidic soils or lakes affected by acid rain
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how does acid rain affect statues made out of limestone?
acid rain affects statutes because the calcium carbonate in the limestone reacts with the acids in the rain.
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what is limestone aslo known as?
calcium hydroxide
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describe a test that would show if carbon dioxide is present
put a few centimetres of limewater into a test tube, then get a straw and blow down the straw into a test tube and if the limewater turns cloudy that shows carbon dioxide present.
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why does limewater go cloudy?
limewater goes couldy because insoluble calcium carbonate is produced
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what happens when metal carbonate are heated?
when metal carbonates are heated they decompose to form a metal oxide and carbon dioxide
what test could you use to test to see if hydrogen is present?
The squeeky pop test
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how would you carry out the squeeky pop test?
soak a piece of wool in water, place it bottom of boiling tube with a piece of magnesium and a bung with a tube, hold finger over tube and heat boiling tube with bunsen burner, then remove finger from bung tube and place a lighted splint, if pop made
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Other cards in this set
Card 2
Front
give the word equation for calcium carbonate reacting with hydrochloric acid
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