Faman39
  • Faman39
I have an exam before that i have to figure out old mistake, please help me A scientist is performing an experiment on a powder. Which of the following is a sign that a chemical change has definitely occurred during his experiment? The powder catches on fire. The powder releases bubbles. The powder heats up. The powder breaks apart into smaller particles.
Chemistry
  • Stacey Warren - Expert brainly.com
Hey! We 've verified this expert answer for you, click below to unlock the details :)
SOLVED
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
chestercat
  • chestercat
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
Faman39
  • Faman39
@Frostbite can you able to help me?
Faman39
  • Faman39
please help me guys :(
Frostbite
  • Frostbite
If I have to be honest. I don't know because it is a very bad question. If it stood to me it could be all of them.

Looking for something else?

Not the answer you are looking for? Search for more explanations.

More answers

Faman39
  • Faman39
Its ok
Faman39
  • Faman39
i am not getting anyone for helps in this group, thats y, i was confused and had to call you
Frostbite
  • Frostbite
1) strong exothermic 2) relase of a gas 3) exothermic 4) a break in the molecule. If you can follow my drift.
Faman39
  • Faman39
third one ? i guess
Frostbite
  • Frostbite
could be all as you see.
Faman39
  • Faman39
thank you so much coming for helping me out @Frostbite
Frostbite
  • Frostbite
Not much help unfortunately, but I hope you0 figure something out. :/
Faman39
  • Faman39
i guess heat

Looking for something else?

Not the answer you are looking for? Search for more explanations.