Related Questions

Acidity in water is caused due to
A Mineral acids
B Free CO2
C Aluminium sulphate
D All the above
In __________ process, ions of salts react with water to produce acidity or alkalinity.
A Hydration
B Hydrolysis
C Electrolysis
D Dialysis
To check acidity, one had better ------litmus paper.
A using
B useful
C usable
D use
To check acidity, one had better_____a litmus paper.
A suing
B use
C to use
D useful
To check acidity, one had better ——litmus paper.
A using
B useful
C usable
D use
The apparatus used to test acidity of aqueous solution is
A PH meter
B Ammeter
C Hygrometer
D Acidmeter
কোন যৌগ সাধারণত মাটির অম্লতা কমাতে যোগ করা হয়? (Which compound is usually added to soil to reduce its acidity?)
A Al (OH)3 
B Ca (OH) 2
C Mg (OH) 2
D NaOH
The most common cause of maternal mortality is-
A Malnutrition
B Infection
C Haemorrhage
D Eclampsia
In a universal motor, the most common cause of brush sparking is
A open armature winding
B shorted armature winding
C shorted field winding?
D high commutator mica
E all of the above
The most common cause of pollution of air is
A Carbon dioxide
B Carbon monoxide
C Sulphur dioxide
D Smoke

Next steps