Question

Assertion (A): Water boils at 100 degrees Celsius at sea level.

Reason (R): Atmospheric pressure affects the boiling point of water.

• A. Both A and R are true, and R is the correct explanation of A.
• B. Both A and R are true, but R is NOT the correct explanation of A.
• C. A is true, but R is false.
• D. A is false, but R is true.

Answer 1

Answer:

A. Both A and R are true, and R is the correct explanation of A.

Answer: A - Both A and R are true, and R is the correct explanation of A. Explanation: Both the assertion and reason are true. The boiling point of water varies with changes in atmospheric pressure, and at sea level, it boils at 100 degrees Celsius.