Answer:
SAMPLE A - pure substance.
SAMPLE B - homogeneous mixture.
SAMPLE C - heterogeneous mixture.
Explanation:
Mjdksksksnsjdkjdjsksksjdndnd
Answer:
C
Explanation:
Because nothing is left at the end of the reaction.
Gas is not a liquid, hope this helps, o and next time you might wanna put the answer choices thanks
