rogor movemzadoT pedagogTa sasertifikacio gamocdisaTvis

37.
37.1. maqsimaluri Sefaseba _ 2 qula
Sefasebis kriteriumebi (TiToeul kriteriumze – TiTo qula):
1. amocanis piroba unda Seesabamebodes suraTs. igi unda iyos srulyofili,
lakonuri, advilad gasagebi da enobrivad gamarTuli.
2. dasmuli kiTxva unda moiTxovdes raodenobrivi gamoTvlebis Sesrulebas.
sworad Sedgenili amocanis pirobis erT-erTi varianti:
10 g masis mqone rkinis firfita moaTavses spilenZ(II)-is sulfatis
wyalxsnarSi. garkveuli drois Semdeg firfita xsnaridan amoiRes, garecxes,
gaaSres da awones. firfitis masa aRmoCnda 10.8 g. ramdeni g rkina Sesula
reaqciaSi?
37.2. maqsimaluri Sefaseba _ 3 qula
Sefasebis kriteriumebi (TiToeul kriteriumze – TiTo qula):
1. unda Candes, rom firfitis masis cvlilebas iwvevs rkinisa da spilenZis
molur masebs Soris sxvaoba.
2. gamoTvlebi sworad unda iyos Sesrulebuli.
3. amoxsnis gza unda iyos racionaluri da Seesabamebodes dasmul kiTxvas.
swori amoxsnis erT-erTi varianti:
+ → +
firfitis masis cvlilebas iwvevs gansxvaveba spilenZisa da rkinis molur masebs
Soris. reaqciis mixedviT, rodesac xsnarSi gadadis 1 moli rkina, firfitaze
gamoiyofa 1 moli spilenZi, Sesabamisad, am dros firfitis masa izrdeba
∆=64−56=8 g-iT.
amocanis pirobis Tanaxmad, firfitis masa gaizarda 10.8 − 10 = 0.8 g-iT, e. i.
reaqciaSi Sevida 0.8∶8=0.1 moli rkina.
() =0.1∙56=5.6 g
pasuxi: 5.6 g rkina.
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