Muaj pes tsawg atoms pom hauv qab zib?
Muaj pes tsawg atoms pom hauv qab zib?

Video: Muaj pes tsawg atoms pom hauv qab zib?

Video: Muaj pes tsawg atoms pom hauv qab zib?
Video: Hwm Pheej Thoj - Rov Mus Txog Vib Nais 2024, Hlis ntuj nqeg
Anonim

Qab Zib yog tsim los ntawm carbon, hydrogen thiab oxygen atoms . Nws yog txoj kev no atoms muaj kev sib txuas uas ua rau txhua hom carbohydrate sib txawv. Nyob rau hauv txhua molecule ntawm lub rooj qab zib nyob ntawd yog: 12 carbon atoms , 22 hydrogen atoms , thiab 11 oxygen atoms . Cov khoom dub hu ua hlawv qab zib !

Ua raws li qhov no, pes tsawg atoms nyob rau hauv tag nrho muaj nyob rau hauv 1 kg ntawm qab zib?

45 atom ua

Tsis tas li ntawd, muaj pes tsawg atoms ua c12h22o11? Lub molecule ntawm sucrose (C12H22O11) muaj 12 carbon atoms, 22 hydrogen atoms thiab 11 oxygen atoms. Cov subscripts kuj qhia qhov piv ntawm cov ntsiab lus. Ib lub kaum os CO2 molecules muaj ib lub kaum os carbon atoms thiab ob lub kaum os oxygen atoms.

Tom qab, lo lus nug yog, dab tsi yog cov ntsiab lus hauv qab zib?

Cov khoom dawb uas peb paub zoo li qab zib yog sucrose, ib qho molecule muaj li ntawm 12 atoms ntawm carbon, 22 atoms ntawm hydrogen , thiab 11 atoms ntawm oxygen (C12H22O11). Zoo li tag nrho cov tebchaw ua los ntawm peb lub ntsiab lus, qab zib yog a carbohydrate.

Muaj pes tsawg atoms ua c6h12o6?

Teb thiab piav qhia: Muaj 24 atoms nyob rau hauv ib molecule ntawm C6 H12 06. Cov tshuaj no muaj 6 atom ua ntawm carbon, 12 atom ua ntawm hydrogen, thiab 6 atom ua ntawm oxygen.

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