Uses of acids and alkalis Flashcards
1
Q
Alkali is used for…
A
window cleaners, detergent
can also to neutralize acids
toothpaste- to remove acids produced by bacteria
2
Q
Acids is used for…
A
preserving food, medicines, fertilizers, car batteries
3
Q
slaked lime for agricultural use is
A
calcium hydroxide (Ca(OH)2)
4
Q
quick lime for agricultural use is
A
calcium oxide (CaO)
5
Q
cause of acid rain
A
Nitrogen dioxide+O2+rain=sulfuric acid
Sulfur dioxide+rain=nitric acid
6
Q
acid rain effects
A
damage on environment and structures
7
Q
HCL
A
remove rust on iron and steel
8
Q
H2SO4
A
car battery
9
Q
HNO3
A
manufacture fertilizers
10
Q
ETHANOIC ACID
A
food preservatives
11
Q
NaOH
A
soaps and detergents
12
Q
Ca(OH)2
A
reduce acidity of soil
13
Q
NH3(aq)
A
fertilisers
