Yuav ua li cas qab zib nyob rau hauv ib khob tshuaj yej ks3?
Yuav ua li cas qab zib nyob rau hauv ib khob tshuaj yej ks3?

Video: Yuav ua li cas qab zib nyob rau hauv ib khob tshuaj yej ks3?

Video: Yuav ua li cas qab zib nyob rau hauv ib khob tshuaj yej ks3?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Kaum ib hlis
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Thaum koj mix qab zib mus rau hauv tshuaj yej thiab do, nws dissolves kom koj tsis pom nws. Thiab thaum koj do lub qab zib mus rau hauv tshuaj yej saj hloov thiab nws puv sweeter. tiag tiag vibrate.

Tsis tas li cov lus nug yog, yuav ua li cas rau qab zib hauv khob tshuaj yej BBC Bitesize?

Los ntawm kev tawg qab zib rau hauv khob tshuaj yej , Jon qhia tau tias cov kev daws teeb meem tuaj yeem ua kom txaus. Thaum ib tag hmo khob yog ces txias cia, ib co ntawm cov qab zib recrystallises, ua kom pom tias cov solubility ntawm cov khoom feem ntau nce nrog qhov kub thiab txias.

Qhov thib ob, puas yog dissolving qab zib nyob rau hauv ib khob ntawm tshuaj yej yog tshuaj tiv thaiv? Dissolving qab zib hauv dej yog ib qho piv txwv ntawm lub cev hloov . Vim li no: A tshuaj hloov tsim tawm tshiab tshuaj cov khoom. Nyob rau hauv thiaj li yuav qab zib hauv dej los ua ib tshuaj hloov , ib yam dab tsi tshiab yuav xav tau. Yog tias koj evaporate cov dej los ntawm a qab zib - dej tov, koj nyob nraum nrog qab zib.

Ib yam li ntawd, tib neeg nug, ntau npaum li cas qab zib tuaj yeem yaj hauv ib khob tshuaj yej?

Peb ua tau yog li suav tias peb khob tshuaj yej yuav yaj 737.62g (415.7 x 1.7744) ntawm qab zib . Txhawm rau muab qhov ntawd rau hauv kev pom qhov no yog sib npaug rau 184.4 qab zib cubes los yog 146.8 qib Imperial teaspoons (5.91939047ml teaspoon x qhov hnyav ntawm 1ml ntawm qab zib yog 0,849g).

Vim li cas cov piam thaj yaj hauv tshuaj yej ks3?

Qab Zib ntxiv rau tshuaj yej ua ib qho tshuaj tsis yog kua Qab Zib yog heev soluble nyob rau hauv dej. Thaum koj ntxiv cov khoom rau lub tshuaj yej cov txheej txheem tseem ceeb yog qhov khoom qab zib yaj Hauv cov kua dej sov: cov khoom siv lead ua tau tawg mus rau hauv cov molecules uas yog txhua qhov tawg thoob plaws hauv cov kua uas twb muaj lawm.

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