Answer:
Explanation:
The two green substances are not the same. Most of their properties are different, except some are alike. Since not all of their properties are matching, they are not the same substance.
I am not sure if this is what you were looking for, but if it is then I am happy to help.
Answer:
yes, it is a homogeneous mixture because the different parts cannot be seen.
Explanation:
Answer:
a) 2.173
b) 20ml
c) 3.87
d) 4.35
e) 8.8
f) 12.45
Explanation:
chech the attachment for explanationns
Answer:
-209 kJ
Explanation:
I did the math. You're welcome ;)
Answer: potassium nitrate
hope this helps