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saxelmZRvanelos gamoyenebis instruqcia - Ganatleba

saxelmZRvanelos gamoyenebis instruqcia - Ganatleba

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cxrili #1<br />

zogierTi myari nivTierebis dnobis temperatura, 0 c<br />

nivTiereba t<br />

cxrilis meSveobiT SegviZlia gavigoT sxvadasxva<br />

nivTierebis dnobis temperatura.<br />

Cveulebriv pirobebSi cxrilSi mocemuli zogierTi<br />

nivTiereba, magaliTad: wyalbadi, Jangbadi da<br />

azoti airovan mdgomareobaSia. spirti da vercxliswyali<br />

_ TxevadSi. Zalian dabal temperaturaze es<br />

nivTierebebi myar mdgomareobaSi gadadian.<br />

arakristalur anu amorful myar sxeulebs (magaliTad,<br />

parafins, sanTels, cvils) dnobis garkveuli<br />

temperatura ar gaaCnia. dnobisas maTi temperatura<br />

TandaTan imatebs da isini nel­nela lRveba. es movlena<br />

am nivTierebebis molekulebis uwesrigo ganlagebiT<br />

aixsneba.<br />

dnobis Sebrunebuli procesia gamyareba anu<br />

kristalizacia. 29­e b suraTze naCvenebia wyali myar<br />

mdgomareobaSi.<br />

myari (kristaluri) sxeulis dnobisa da gamyarebis<br />

temperatura erTi da igivea.<br />

yinuli _ wylis myari mdgomareobaa. yinuli<br />

kristalia. masSi molekulebi garkveuli wesiT aris<br />

ganlagebuli (sur. 31).<br />

gaazreba<br />

saSinao davaleba<br />

1. romeli nivTiereba SeinarCunebs myar mdgomareobas<br />

_ volframi Tu foladi, Tu mas gamdnar rkina­<br />

Si Caagdeb?<br />

2. laboratoriaSi Catarebuli cdis mixedviT<br />

aages sxeulis temperaturis droze damokidebulebis<br />

grafiki (sur. 33) . mocemuli grafikis mixedviT aRwere<br />

damzerili siTburi procesi (miTiTebebi ixile samu­<br />

Sao rveulSi).<br />

0c nivTiereba t0c nivTiereba t0c wyalbadi ­259 natriumi 98 spilenZi 1085<br />

Jangbadi ­219 kala 232 Tuji 1200<br />

azoti ­210 tyvia 327 foladi 1500<br />

spirti ­114 qarva 360 rkina 1539<br />

vercxliswyali ­39 TuTia 420 platina 1772<br />

yinuli 0 alumini 660 osmiumi 3045<br />

ceziumi 29 vercxli 962 volframi 3387<br />

kaliumi 63 oqro 1064<br />

1. gadneba Tu ara yinuli, Tu mas SevitanT oTaxSi,<br />

sadac temperatura 00C­ia? ratom?<br />

2. Tu aluminis kovzs gavacxelebT, maSin masze<br />

moTavsebuli vercxlis beWedi ar gadneba (sur. 32).<br />

ratom?<br />

temperatura, 0 C<br />

0<br />

sur. 31<br />

sur. 32<br />

sur. 33<br />

dro, wT.<br />

21

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