Bbeach8807idn
Answered

Get expert advice and community support on IDNLearn.com. Our platform is designed to provide quick and accurate answers to any questions you may have.

Which TWO observations are evidence that a chemical change is happening?

A. A yellow liquid forms as a yellow solid is slowly heated.

B. Bubbles of gas are released when a solid is combined with a liquid.

C. Solid crystals form as the temperature of a liquid is lowered.

D. Light and heat are given off after a spark ignites a substance.​

Sagot :

Sarahcaleridn

Answer: it is B and D light

Explanation: when a spark happens that is changing and bubbles is also changing

Douthitm27idn

Answer:

its B and D

Explanation:

Thank you for using this platform to share and learn. Keep asking and answering. We appreciate every contribution you make. Find precise solutions at IDNLearn.com. Thank you for trusting us with your queries, and we hope to see you again.