Dab tsi yog qhov ntom ntawm aluminium lub voos xwmfab?
Dab tsi yog qhov ntom ntawm aluminium lub voos xwmfab?

Video: Dab tsi yog qhov ntom ntawm aluminium lub voos xwmfab?

Video: Dab tsi yog qhov ntom ntawm aluminium lub voos xwmfab?
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Qhov ntom yog xam siv loj muab faib los ntawm ntim. Qhov ntim ntawm a kub yog xam siv ntev lub sij hawm dav lub sij hawm qhov siab. Cov ceev ntawm aluminium yog nyob ib ncig ntawm 2.8 grams ib cubic centimeter thiab cov ceev ntawm ua npuas ncauj yog. 7 grams ib centimeter cubed.

Tsis tas li ntawd, qhov loj ntawm ib lub voos xwmfab ntawm aluminium yog dab tsi?

Ua ntej, peb yuav tsum nrhiav qhov ntim ntawm lub kub . Tam sim no, txij li peb paub qhov ntim thiab qhov ceev, peb tuaj yeem txheeb xyuas qhov pawg . Pawg Yog ' = 172,8 g. Yog li ntawd, lub pawg yog 172,8g.

Kuj Paub, dab tsi yog qhov ceev ntawm lub voos xwmfab? Kev taw qhia rau ceev ceev yog qhov loj ntawm ib yam khoom faib los ntawm nws ntim. Qhov ntom feem ntau muaj units ntawm grams ib cubic centimeter (g / cm3). Nco ntsoov, grams yog qhov loj thiab cubic centimeters yog ib lub ntim (lub ntim tib yam li 1 milliliter). los ntawm edinformatics.

Tsuas yog li ntawd, qhov ceev ntawm aluminium yog dab tsi?

2.7 g / cm³

Dab tsi yog qhov ntom ntawm aluminium per cubic centimeter?

2,699 g ib cubic cm

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