August 2018 1 26 Report
Mohon bantuannya.
1.untuk menaikkan titik didih 250 ml air menjadi 100,1'C pd
tekanan 1 atm (Kb=0,50), maka jumlah gula (Mr=342) yg hrs dilarutkan?
2. Besarnya pH dlm larutan Ba(OH)₂ dgn kosentrasi 0.005 M adalah?
3. pH larutan CH3COONa 0.1 M jika Ka CH3COOH=10⁻⁵ adalah?


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