Question

A chemical change, (or chemical reaction) occurs when one or more substances, called reactants, are transformed into different substances, or products. In the Chemical Changes Gizmo, you will look for evidence of chemical changes by looking at changes you can see, touch, or smell. To begin, check that Reactant 1 is Sodium and Reactant 2 is Water. Sodium is a metal so soft you can cut it with a knife. Click Play (). What do you observe? Do you think a chemical reaction has taken place? Explain.

Answer 1

Answer:

when you talk about cutting the sodium it is a physical change and when the sodium reacts with the water it is a chemical change as new product is form that is Sodium Hydroxide

Explanation:

this will help you

Answer 2

Answer:

its reactants

Explanation:

just did it on ck-12