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Na ning malekuiyar massasi nechaga teng
23
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Cao da nechta sigma bog' bor
1ta
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+
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Kislorodning valentligi nechaga teng
2
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CO2 ning malekulyar massasi nechaga teng
44
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python qanday dastur
mclks'kd
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S ELEMENTI metalmi,metalmasmi?
METALMAS
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davriy sistema kim tomonidan yaratilgan
I.V.Mendeleev
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suvning formulasini toping
H2O
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Natriy gidroksidning formulasi qanday yoziladi?
NaOH
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suvning necha xil agregat xolati bor
3 xil
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H2SO4 oksidmi?
YO"Q
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CO ning nomini toping
uglerod (II) oksidi
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