Question

solve the attachment question​

Answer 1

Explanation:

,Many people would say pure water tastes like nothing. But if water has no flavor, how do we know what we're drinking is water? Our tongues do have a way to detect water, a new study shows. They do it not by tasting the water itself, but by sensing acid — which we usually call sour.

Answer 2

Explanation:

Refer to the attachment