Ca2 + ] * 2 x 10- * | Ca2 + ] = 4.49 x 10- mole / L ( 5 )將[ Car 之莫耳濃度換算成以 CaCO3 ( mg / L )計 4.49 x 10-5 mole 40g 1000mg 50 ( Ca2 + ] = X Х Х L ...
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