Search Results for: Animal horn-cores treated with acid
, base and salts. to enable the students to differentiate the acid, base and salts . to enable the students to identify the acid , bases and salts uses of acid & base in day- to-day life. pk testing students,look at these pictures pk testing:- . name the things which are sour in taste?
for example citric acid is present in lemon, oxalic acid in tomato, acetic acid in vinegar, formic acid in sting of ants, lactic acid in curd,malic acid in apple. there are some acids which are used in laboratory and can,t be tasted. e.g. hci, h so , hno , ch cooh activity the teacher will assign to...
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