Which oxide of nitrogen contains $$\(30 \%\)$$ nitrogen by mass? [ $$\(A_{\mathrm{r}}\)$$ values: $$\(\mathrm{N}=14.0 \quad \mathrm{O}=16.0\)$$ ]
A.
NO
B.
\(\mathrm{NO}_{2}\)
C.
\(\mathrm{N}_{2} \mathrm{O}\)
D.
\(\mathrm{N}_{2} \mathrm{O}_{3}\)
Exam No：wch11-01-que-20240111 Year：2024 Question No：6
Answer:
B
Knowledge points:
1.Formulae, Equations and Amount of Substance
Solution:
Download APP for more features
1. Tons of answers.
2. Smarter Al tools enhance your learning journey.
IOS
Download
Download
Android
Download
Download
Google Play
Download
Download