

MCQOPTIONS
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1. |
Natural rubber is obtained from latex, which is a colloidal dispersion of rubber in water. Which of the following is used as a coagulant in latex? |
A. | Ammonium alum |
B. | Potassium alum |
C. | Both A & B |
D. | Neither A nor B |
Answer» D. Neither A nor B | |