Video: Tus nqi ntawm cov kua nitrogen ntau npaum li cas?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Tsis tas li ntawd, thaum xa hauv Dewar flasks, kua nitrogen raug nqi li ntawm $ 2 ib nkas loos tab sis thaum xa tuaj rau hauv cov tso tsheb hlau luam, nws raug nqi txog $0.50 rau gallon. Txawm li cas los xij, huab cua yog kwv yees li 78 feem pua nitrogen yog li cov kua nitrogen tuaj yeem tsim nyob txhua qhov chaw thiab tseem yuav pheej yig dua.
Tsis tas li ntawd, ntau npaum li cas nws yuav yuav kua nitrogen?
Cov kua nitrogen feem ntau yog muag los ntawm liter foranywhere los ntawm 30 xees mus rau ib duas las ib liter. Txawm li cas los xij, nyob ntawm seb qhov tsawg LN2 nyob hauv koj cheeb tsam, qhov nqe tej zaum tseem ceeb dua.
Ib tug kuj yuav nug, ua kua nitrogen ntev npaum li cas? thaum puv, thiab ua tau tuav lub kua nitrogen rau 20-24 teev.
Tom qab ntawd, ib tug kuj nug, puas yog kua nitrogen pheej yig?
Cov kua nitrogen yog qhov tseeb heev pheej yig . Qhov kim kim ntawm kev siv kua nitrogen Txawm li cas los xij, yog ib qho dewar kom muaj nws thiab lwm yam khoom siv kev nyab xeeb (xws li hnab looj tes, qhov ntswg thiab tsom iav kev nyab xeeb). Dewars khaws cia nitrogen txias tab sis nyob hauv chav sov sab nraud kom koj tuaj yeem khaws lawv.
Ib nkas loos kua nitrogen hnyav npaum li cas?
32% N hnyav 11.1 lbs / nkas loos thiab muaj 3.6 lbsof nitrogen rau nkas loos . 30% N hnyav 10.8 lbs / nkas loos thiab muaj 3.3 lbs ntawm nitrogen rau nkas loos . 24S lossis 25S hnyav 10.7 lbs / nkas loos thiab muaj 2.6 lbs ntawm nitrogen rau nkas loos.
Pom zoo:
Tus nqi chav dej 12x12 tus nqi ntau npaum li cas?
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