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mNaOH=23u+16u+1u=40u
Stosunek:
Na:O:H=23:16:1
wodorotlenek wapnia- Ca(OH)2
mCa(OH)2=40u+2*16u+2*1u=76u
Stosunek masowy:
Ca:O:H=40:32:2=20:16:1