Cov txheej txheem:

Qhov twg yog ib qho piv txwv ntawm cov tshuaj tiv thaiv?
Qhov twg yog ib qho piv txwv ntawm cov tshuaj tiv thaiv?

Video: Qhov twg yog ib qho piv txwv ntawm cov tshuaj tiv thaiv?

Video: Qhov twg yog ib qho piv txwv ntawm cov tshuaj tiv thaiv?
Video: Qhov tseem ceeb ntawm koj mus txhaj koob tshuaj COVID-19 rau zaum ob (Hmong) 2024, Kaum ib hlis
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A tshuaj tiv thaiv tshwm sim thaum ib los yog ntau tshaj tshuaj raug hloov mus rau ib qho lossis ntau dua lwm tus tshuaj . Piv txwv : hlau thiab oxygen combining ua xeb. vinegar thiab ci dej qab zib combining ua sodium acetate, carbon dioxide thiab dej.

Tsis tas li ntawd, qee qhov piv txwv ntawm cov tshuaj tiv thaiv tshuaj yog dab tsi?

Kev hloov tshuaj lom neeg

  • Kev xeb ntawm hlau.
  • combustion (kub) ntawm ntoo.
  • Cov metabolism hauv cov zaub mov hauv lub cev.
  • Sib tov cov kua qaub thiab lub hauv paus, xws li hydrochloric acid (HCl) thiab sodium hydroxide (NaOH)
  • Ua noj qe.
  • Digesting qab zib nrog amylase hauv qaub ncaug.
  • Sib tov baking soda thiab vinegar los tsim cov pa roj carbon dioxide.

Tsis tas li ntawd, 4 hom tshuaj tiv thaiv kab mob yog dab tsi? Sawv cev ntawm plaub yam tshuaj tiv thaiv kab mob yooj yim: synthesis, decomposition , ib qho hloov pauv thiab hloov ob.

Nyob rau hauv no hais txog, dab tsi yog 5 hom tshuaj tiv thaiv piv txwv?

Lub tsib hom tshuaj tiv thaiv kab mob yog ua ke , decomposition , ib leeg-hloov, ob-hloov hloov, thiab combustion . Kev tshuaj xyuas cov reactants thiab cov khoom ntawm cov tshuaj tiv thaiv yuav tso cai rau koj tso rau hauv ib qho ntawm cov pawg no. Qee qhov kev tawm tsam yuav haum rau ntau tshaj ib pawg.

10 chemical pauv piv txwv yog dab tsi?

Kaum piv txwv ntawm kev hloov tshuaj lom neeg yog:

  • Hlawv cov thee, ntoo, ntawv, kerosene, thiab lwm yam.
  • Tsim cov curd los ntawm mis nyuj.
  • Electrolysis ntawm dej los tsim hydrogen thiab oxygen.
  • Rusting ntawm hlau.
  • Kev tawg ntawm cracker.
  • Ua noj ua haus.
  • Kev zom zaub mov.
  • Germination ntawm noob.

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