Is butter melting onto toast a chemical or a physical

"physical change" .

This would be a "physical change" .

Note: This would change from a "solid" to a "liquid" / mere rearrangement of molecules/ NOT a new chemical substance—hence, a "physical change".

2b2t

explanation:

2b2t

answer:

technetium is the most reactive. this is followed by silver. the least reactive out of these three elements is strontium.