A. Film forming materials
B. Plasticisers
C. Diluents
D. Solvents
A. C + H2O = CO + H2
B. CaC2 + H2O = Ca(OH)2 + C2H2
C. MgCO3 = MgO + CO2
D. All (A), B. and (C)
A. Sodium
B. Potassium
C. Both sodium & potassium
D. Aluminium or calcium
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
A. Does not affect the lather formation by soap
B. Is not unfit for drinking purpose
C. Pollutes the water stream
D. All A, B. and C
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.