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Astraea

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Identify data, gather and process information from secondary sources to identify examples of naturally occurring acids and bases and their chemical composition.
 

Menomaths

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Acids;
HCl- your stomach.
Ascorbic acid- vitamin C
Citric acid- fruits
Bases;
Ammonia- piss
Calcium Carbonate- limestone
There's more but I can't remember them atm. Now do a bit of research and find out their chemical composition
 

hit patel

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Start with technical definition of bases and acids. I.e. H+ and OH-..... Then Show Equations of naturally occuring bases and acids and then use full ionic equations.
 

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