determine the mass of sodium needed to react with 0.1 kg of a 10% koh solution by mass to get a solution of the same composition percentage for both naoh and koh. set the percentage value
"KOH + Na \u2192 NaOH"
Molar mass of KOH = 56.1056
100/56.1056= 1.78moles
Molar mass of Na = 22.99
22.99×1.78=40.98g
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