}ĿСy(c)һܶ,(sh)(yn)E:
1һbˮğ׳뱭ףˮu}òpp裬֪}ˮБҸ
2{(dio)(ji)ƽDʾIJһ̎e(cu)`e(cu)`_______
3̫ƽQ}ˮĿ|(zh)m1Dm1=______gğеһ}ˮͲ(y)Dt}ˮwe_______cm3̫ƽQʣ}ˮĿ|(zh)m2=44g
4ܶȞ_______Kg/m3.ܶȵ}ˮܶȵԭ_______
5СAJ(rn)С̫韩ֱƽͲքey(c)|(zh)weȻܶJ(rn)l(shu)_______ɣ_______
𰸡 {(dio)(ji)̫ƽƽr(sh)](mi)ЌδaƵ̶̎ 77 30 1.1103 (dng)wҺwБҸr(sh)wܶȵҺwܶ С һ|(zh)weСܜ(zhn)_y(c)
2{(dio)(ji)ƽr(sh)Ȍδaܵ0̾̎Ȼ{(dio)(ji)ƽĸʹMƽ⣮Dеe(cu)`ǣ](mi)Ќδaܵ0̾̎{(dio)(ji)ƽ
3ɈDףδaֵֶ0.2gƽx(sh)m=50g+20g+5g+2g=77gɈD֪Ͳķֵֶ1mLͲ}ˮweV=30mL=30cm3
4Ͳ}ˮ|(zh)m=m1-m2=77g-44g=33gt}ˮܶȣ
בҸ}ˮܶȵ}ˮܶʻܶȞ1.1g/cm3=1.1103kg/m3
5?yn)һ|(zh)we^Сa(chn)^`Сķã
ʴ𰸞飺2{(dio)(ji)ƽƽr(sh)](mi)ЌδaƵ̶̎3773041.1103(dng)wҺwБҸr(sh)wܶȵҺwܶ5Сһ|(zh)weСܜ(zhn)_y(c)
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}Ŀڡy(c)Сݵ늹ʡ(sh)(yn)Դ늉6VСL~늉2.5Vs10ңɹxõĻ(dng)׃R1R2ֵքe0.2A100.5A50(sh)(yn)·Dʾ
1ʹ(sh)(yn)M(jn)(yng)x׃_____푪(yng)x______A
2·_BӺ]_(ki)P(gun)Ƅ(dng)ƬPl(f)^ʼKo(w)ʾ(sh)늉ʾ(sh)tԭ____________________
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