The property of calcium chloride which makes it useful as a drying agent is that it is
ionic
deliquescent
a strong electrolyte
a normal salt
Correct answer is B
No explanation has been provided for this answer.
4.0g
10.0g
40.0g
100.0g
Correct answer is A
No explanation has been provided for this answer.
Which of the following compounds dissolves in water to form a solution with pH below 7?
Sodium tetraoxosulphate (VI)
Potassium hydroxide
Ammonium chloride
Sodium trioxocarbonate (IV)
Correct answer is C
No explanation has been provided for this answer.
Which of the following is an acid salt?
NH4CI
MgSO4 7H2O
CH3COONa
NaHCO3
Correct answer is D
No explanation has been provided for this answer.
An exothermic reaction is one which involves
attainment of dynamic equilibrium
loss of heat to the surrounding
evolution of gas as it proceeds
positive change in value of enthalpy
Correct answer is B
No explanation has been provided for this answer.