The major component used in preparation of different types of glasses is

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The main constituent of vinegar is

Directions:

The following seven (2) items consist of two statements, statement I and statement II. You are to examine these two statements carefully and select the answers to these items using the code given below:

Statement I :
Water (H₂O) is more polar than Hydrogen Sulphide (H₂S).

Statement II :
Oxygen is more electronegative than Sulphur.

When the winds blow from all sides to the central low in an anticlockwise direction, then this phenomenon is known as

The acid in gastric juice is

Which one among the following is not a chemical change?

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