MM
Mashaal Masha
Oct 20, 2022
Table of Contents
Choose the correct options for the following questions.
Which of the following is used in cement manufacture?
Difficulty: Easy
A:
Clay
B:
Limestone
C:
Starch
D:
Both A and B
Which organic acid is used in the pulping of wood for paper?
Difficulty: Easy
A:
Formic Acid
B:
Acetic Acid
C:
Propanoic Acid
D:
Stearic Acid
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