Hom tshuaj twg tuaj yeem cuam tshuam nrog cov kua qaub los ua cov ntsev soluble?
Hom tshuaj twg tuaj yeem cuam tshuam nrog cov kua qaub los ua cov ntsev soluble?

Video: Hom tshuaj twg tuaj yeem cuam tshuam nrog cov kua qaub los ua cov ntsev soluble?

Video: Hom tshuaj twg tuaj yeem cuam tshuam nrog cov kua qaub los ua cov ntsev soluble?
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Lub hauv paus yog ib qho yam khoom uas reacts nrog ib tug acid rau daim ntawv a ntsev thiab dej xwb.

Nyob rau hauv tas li ntawd, dab tsi reacts nrog ib tug acid los tsim ib tug soluble ntsev?

2 Ib qho insoluble hlau carbonate reacts nrog ib tug dilute acid los ua ib tug soluble ntsev . Magnesium carbonate, cov khoom dawb, thiab dilute sulfuric acid react rau tsim magnesium sulfate.

Kuj Paub, qhov tshuaj tiv thaiv hu ua dab tsi thaum cov kua qaub reacts nrog alkali? Ib kua qaub - alkali neutralization yog qhov tshuaj tiv thaiv nruab nrab ntawm hydrogen ions thiab hydroxide ions, tsim dej.

Tsis tas li ntawd, yuav ua li cas soluble ntsev ua los ntawm acids thiab insoluble tshuaj?

Rau ua a soluble ntsev los ntawm ib kua qaub thiab ib insoluble reactant: Ntxiv hmoov insoluble reactant rau kua qaub Nyob rau hauv ib lub lauj kaub, ib tug spatula ntawm ib lub sij hawm, stirring rau mix. Ntxiv cov hmoov nplej ntxiv kom txog thaum nws dhau lawm (qee cov hmoov uas tsis muaj tshuaj tiv thaiv tau tso tseg). Lub filtrate tam sim no tsuas muaj cov ntsev thiab dej.

Puas yog tag nrho cov hlau ua rau cov kua qaub los tsim cov ntsev?

Ntau, tab sis tsis yog tag nrho , hlau reacts nrog acids . Hydrogen gas daim ntawv raws li cov hlau react nrog rau acid los ua ntsev.

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