Muaj pes tsawg oxygen atoms nyob rau hauv chalk?
Muaj pes tsawg oxygen atoms nyob rau hauv chalk?

Video: Muaj pes tsawg oxygen atoms nyob rau hauv chalk?

Video: Muaj pes tsawg oxygen atoms nyob rau hauv chalk?
Video: poj laib hauv koj siab. ntxawm tsab 2024, Kaum ib hlis
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1 gm mole ntawm CaCO3 muaj 6.022 x 10^23 (lub npe hu ua Avogadro No) molecules . Txhua molecule muaj 3 oxygen atoms , yog li koj tuaj yeem suav tus lej ntawm Aw atoms nyob rau hauv cov units ntawm pawg uas koj tshem tawm kom suav nrog.

Ntawm no, pes tsawg atoms nyob hauv chalk?

Ib mole H2 molecules 6.023 x 10(23) H2 molecules los yog 2 moles H atoms (los ntawm txhua tus molecules muaj 2 atoms ). Ib tug mole ntawm CaCO3 (calcium carbonate) muaj ib mole (Avogadro tooj) ntawm Ca atoms , ib mole c atoms thiab 3 moles o atoms.

Ib sab saum toj no, pes tsawg atoms nyob hauv cov pa oxygen molecule? ob atoms

Kuj nug, pes tsawg oxygen atoms CaCO3?

100 g ntawm Calcium Carbonate (100, 000 mg ntawm Calcium Carbonate) muaj 3 Oxygen atoms = 3 x 6.022 x 10^23 Oxygen atoms.

Muaj pes tsawg carbon atoms nyob rau hauv koj lub npe?

Qhov ntawd npe qhia koj tias koj muaj carbon (C) atom thiab ib qho oxygen (O) atom (koj tuaj yeem siv tau tus prefix MONO hais ib qho atom ).

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