Gipofosfit kislota dissotsiyalanishi natijasida zarrachalar soni 1,9 m

132. (v20/21-122-22) Gipofosfit kislota dissotsiyalanishi natijasida zarrachalar soni 1,9 marta ortgan bolsa, dissotsiyalanish darajasini (%) aniqlang. (Suv zarrachalari va uning dissotsiyalanishi hisobga olinmasin) A)90 B)30 C)45
D) 60