Ask
your own question, for FREE!
Chemistry
14 Online
Which identifies that a chemical reaction has occurred? A. New substances are produced. B. The color has changed. C. Bubbles have formed. D. Temperature has changed.
Still Need Help?
Join the QuestionCove community and study together with friends!
a
*Because: color change, bubbles, and temperature changes can all happen via a chemical reaction but can also happen with the addition of heat. The production of a new/different substance is the only one that requires a chemical reaction to happen.
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
VERNEISH:
Two objects are moving along separate linear paths where each path is described by position, d, and time, t.
Maci:
what are the best stock apps for people who want to start investing?
Twaylor:
genuienly how do i get better self control i keep watcing youtube and theres this
IzzyCookie:
|dw:1792074056138:dw| Uhm, I don't know where to ask this, but I'm in college welding at my community college, and I need help learning vertical welding for
thehearken:
not sure if this is considered spam, im sorry if it is, but does anyone have tips
16 hours ago
0 Replies
0 Medals
4 days ago
3 Replies
2 Medals
1 week ago
3 Replies
0 Medals
2 days ago
9 Replies
1 Medal
1 week ago
2 Replies
1 Medal