alcohol of mass 0.5kg in a glass container of mass 0.4kg is heated by an immersion heater of power 300W.The initial temperature of the alcohol is 18℃.Neglecting any heat lost to the surrondings,estimate the time the immersion heater has to be switc
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/08 10:29:49
x咽N0_cZ$-
RZ㺉ĶbWUG>@2»18' U]N}1+\{"Fal
Dpb"5m`0G,IhE9ǥC^DAici"iu/5ޡaLf<Ab4"P4
}UJ?CVf:>Rg:4y
/`
DD
Ƶ6kRaIĄ