Question

Which of these is an example of a physical change?
A)sugar dissolving in warm water
B) iron rusting in the presence of moist air
C) wood burning in the prescence of oxygen
D) baking soda reacting with acid to form a gas

Answer 1

Answer:

sugar dissolving in warm water

Explanation:

it is a physic change because no new substance is form and you can separate the solution by evaporating it

Answer 2

Answer:

A) ugar dissolving in warm water

Explanation: