89. (v20/21 -140-26) Uchta tuzdan iborat aralashmada natriy sufat va kaliy sulfatning umumiy massa ulushi - 80%, kaliy sulfat va bariy xloridning massa ulushi 65%ga teng. SHu aralashmani 338,6 g suvda eritildi, bunda 46,6 g chokma hosil bolgan bolsa, hosil bolgan eritma massasini hisoblang.
A)396 B)400
C) 446,6
D) 500