Answer:
Boiling both samples of water
Explanation:
while Boiling both samples of water construct a heating curve for each this helps you I dentify the purity of the samples the heating curve of the pure water has sharp Boiling point while the impure does not have
Answer:
A
Explanation:
Energy gets the particles moving so it will change form
it’s C
i hope i help you but if not DO NOT FORGET STAY SAFE AT HOME
Fe2O3 + 3CO --------> 2Fe + CO2
1 : 3 : 2 : 3
13.3 <--- 40 ------> 26.6 ---> 40 ( mol)
n = m/M
m CO2 = n.M = 13.3 . 40 = 532 ( g)
p/s : i hope that this will help ( cause i'm not really good at english :}}} )
The answer to this would be d. Precipitation patterns .
