问题标题:
Onelitterofairatatmosphericpressureand25Cisheldinaflask.thepressureofoxygenintheflaskis0.201atm(20.4kpa).theconcentrationofoxygenintheflask,inmoleperlitterisA8.2B0.12C0.098D0.0082请问选哪个然后为什么
问题描述:
Onelitterofairatatmosphericpressureand25Cisheldinaflask.thepressureofoxygenintheflaskis0.201atm(20.4kpa).theconcentrationofoxygenintheflask,inmoleperlitteris
A8.2B0.12C0.098D0.0082请问选哪个然后为什么
饶华球回答:
原文意思:25℃,一个大气压下,在烧瓶中盛有1L空气,氧气分压为0.201个大气压(20.4KPa),问烧瓶中氧气的浓度为多少(用mol/L)?(应该是liter,而不是litter)计算:根据PV=nRT标况(101KPa,273K)下,1mol气体体积为22...
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