October 2018 1 35 Report

za zadanie mam obliczyc mase NaClw roztworze z ktorego zostal wytracony za pomoca AgCl osad. osad wazy 3,64g. oblicz mase chlorku sodu.

mAgCl=3,64 M=143g/mol

nAgCl=0,025mol

i tu mam podpowiedz od babki ze nCl-=nNaCl

MNaCl=58g/mol

mNaCl=?

stad wlasnie potrzebuje nCl- prosze o pomoc?


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