They are most likely formed by cold fronts!
You should put a picture or finish the question
Answer:
Mole Fraction of O2 --> 0.42
Mole Fraction of Ar --> 0.037
Explanation:
Answer:
19.99
Explanation:
The steps are what I did, so no need to do it the exact same!
1. Add 4.50 and 3.4
4.50 + 3.4 = 7.9
2. Add 7.9 and 12.09
7.9 + 12.09 = 19.99
Hope this helps!
Explanation:
HCl(aq)+ NaOH(aq)→NaCl(aq)+H2O(l) ..
