1)
mCa(OH)₂ = 40u+2*16u+2*1u = 74umNaOH = 23u+16u+1u = 40umKOH = 39u+16u+1u = 56u 2)Ca(OH)₂mCa : mO : mH = 40 : 32 : 2
mCa : mO : mH = 20 : 16 : 1
NaOHmNa : mO : mH = 23 : 16 : 1
KOHmK : mO : mH = 39 : 16 : 1
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1)
mCa(OH)₂ = 40u+2*16u+2*1u = 74u
mNaOH = 23u+16u+1u = 40u
mKOH = 39u+16u+1u = 56u
2)
Ca(OH)₂
mCa : mO : mH = 40 : 32 : 2
mCa : mO : mH = 20 : 16 : 1
NaOH
mNa : mO : mH = 23 : 16 : 1
KOH
mK : mO : mH = 39 : 16 : 1