В каком соединении массовая доля кислорода 50% ? Ar(C)=12 , Ar(N)=14, Ar(O)=16 , Ar(S)=32 A)CO B)SO2 C)N2O D)CO2 E)SO3
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Copyright © 2024 SCHOLAR.TIPS - All rights reserved.