Cov txheej txheem:

Yuav ua li cas kom toluene?
Yuav ua li cas kom toluene?
Anonim

Toluene yog tsim dhau ntawm kev hloov pauv catalytic los ntawm kev dhauhydrocarbon sib tov dhau ntawm dehydrogenation catalyst. Hydrocarbon gases raug tshem tawm, thiab ib qho muaj ntxhiab-nplua nuj feem yog tau los ntawm kev hloov kho. Tom qab ntawd toluene yog tsim los ntawm distillation los yog hnyav rho tawm (uas yog txoj kev ntau dua li niaj zaus).

Toluene ua li cas?

Toluene yog tsim thaum lub sijhawm ua haujlwm roj av, ncaj qha raws li cov khoom lag luam ntawm styrene thiab tsis ncaj qha raws li cov khoom lag luam ntawm coke-qhov cub ua haujlwm. Nws yog tsim los ntawm cov roj av raws li cov khoom sib xyaw nrog benzene thiab xylene feem ntau los ntawm kev hloov pauv catalytic thiab pyrolytic cracking.

Koj ua li cas thiaj ua tau cov tshuaj Toluene?

0.8669 g / cm3=m / 2 ml m=1.73 g Yog li hauv kev daws 100 ml, qhov loj ntawm toluene yog 1.17 g Hauv kev daws 1 ml, tus lej ntawm cov toluene yog={(1.73 g)(1 ml)}/ 100 ml=0.0173 g Yog li, 2% v / v toluene yog sib npaug rau 0.0173 g / ml lossis 17 mg / ml. Toluene 5% v / v tau npaj los ntawm pipetting 5 ml ntawm toluene.

Toluene nyob qhov twg?

Toluene tshwm sim ib txwm hauv cov roj crude thiab hauv tsob ntoo tolu. Nws kuj yog tsim thaum tsim cov roj av thiab lwm yam roj los ntawm cov roj crude thiab ua coke, ib hom roj los ntawm cov thee uas yog siv los ua hlau.

Koj hloov benzene rau Toluene li cas?

question_answer Lus teb(1)

Ans: Thaum Benzene kho nrog Methyl chloride nyob rau hauv muaj anhydrous Aluminium chloride, ces nws tsim Toluene. Nov yog Friedel crafts alkylation tshuaj.

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