Question

What does the phrase the acid test refer to?

a) A scientific experiment involving acid
b) A test to check acidity in a substance
c) A crucial and definitive test of success or viability
d) A test for corrosiveness

Answer 1

The acid test refers to a crucial and definitive test of success or viability.

Step-by-step explanation:

The phrase 'the acid test' refers to option c) A crucial and definitive test of success or viability. In chemistry, an acid is a compound that produces hydrogen ions (H+) when dissolved in water. The term 'acid test' is often used metaphorically to describe a test or examination that determines the true nature or quality of something.