Muaj pes tsawg grams nyob rau hauv ib mole ntawm HG?
Muaj pes tsawg grams nyob rau hauv ib mole ntawm HG?

Video: Muaj pes tsawg grams nyob rau hauv ib mole ntawm HG?

Video: Muaj pes tsawg grams nyob rau hauv ib mole ntawm HG?
Video: Muaj Yis hauv Xib tes yuav Qhia tau Txoj Hmoo li cas 2024, Lub peb hlis ntuj
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1 mole yog 1 moles Hg , los yog 200.59 grams.

Tsis tas li ntawd, yuav ua li cas koj hloov los ntawm moles rau grams?

Hloov ua lwm yam Moles rau Grams Formula. Nyob rau hauv thiaj li yuav hloov tus moles ntawm ib yam khoom rau grams , koj yuav tsum tau multiply mole tus nqi ntawm cov khoom los ntawm nws cov molar loj. Feem ntau sau rau daim ntawv thov no xws li: qhov twg, yog qhov molar loj ntawm cov khoom.

Tsis tas li ntawd, pes tsawg grams mercury hnyav? Qhov ntawd tshwm sim vim mercury hnyav cav 13.5 grams rau cubic centimeter. Dej, rau kev sib piv, hnyav 1 grams rau cc. Yog li a 1-liter raj mis dej hnyav 1 kg (2.2 phaus), thaum a 1-liter fwj ntawm mercury hnyav 13.5 kg ib.

Tsis tas li ntawd, ua li cas koj hloov grams rau atoms?

Los xam tus naj npawb ntawm atoms hauv ib qho piv txwv, faib nws qhov hnyav hauv grams los ntawm amu atomic huab hwm coj los ntawm lub rooj sib tham, ces muab cov txiaj ntsig los ntawm Avogadro tus lej: 6.02x 10^23.

Muaj pes tsawg atoms tuaj yeem pom hauv mole ntawm mercury?

Cov mole (los yog mol ) sawv cev rau ib qho ntawm cov khoom. SI def.: tus nqi ntawm cov khoom uas muaj tib tus naj npawb ntawm cov chaw raws li muaj atoms hauv 12 g ntawm carbon-12. Raws nraim 12 g ntawm carbon-12 muaj 6.022 x 1023 atoms . O molecules muaj 6.022 x 1023 molecules.

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