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Chapter 11 - Heat and Thermodynamics - 3
1.
The composition of matter with the help of various methods and instruments is studied in?
a) industrial chemistry
b) biochemistry
c) physical chemistry
d) analytical chemistry
2.
Which acid is found in vinegar?
a) sulphuric acid
b) none of these
c) acetic acid
d) hydrochloric acid
3.
Which one of the following acids is used to flavour the food?
a) acetic acid
b) all of these
c) hydrochloric acid
d) sulphuric acid
4.
CH
3
COOH is the formula of?
a) malic acid
b) hydrochloric acid
c) acetic acid
d) sulphuric acid
5.
How much acetic acid is present in vinegar?
a) 10%
b) 20%
c) 15%
d) 5%
6.
The study of the methods of preparation and chemical properties of vinegar is known as?
a) biochemistry
b) inorganic chemistry
c) organic chemistry
d) physical chemistry
7.
Acetic acid is a(n)?
a) organic compound
b) inorganic compound
c) metal
d) crystaline solid
8.
Archimedes was a?
a) Greek philosopher
b) Latin philosopher
c) Canadian philosopher
d) Australian philosopher
9.
Archimedes was also a?
a) mathematician
b) geologist
c) biologist
d) archeologist
10.
Archimedes was an inventor of?
a) van engines
b) computer
c) television
d) war machines
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