In a particular titration experiment a 25.0 ml sample of an unknown diprotic acid required 30.0 ml of 0.200 m naoh for the end point to be reached. what is the concentration of the acid?
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Ответ:
H₂X + 2 NaOH --> Na₂X + 2 H₂O
The solution is as follows:
0.2 mol/L NaOH * 30 mL * 1 L/1000 mL * 1 mol H₂X/2 mol NaOH = 0.003 mol H₂X
Concentration = 0.003 mol H₂X/25 mL * 1000 mL/1 L = 0.12 M H₂X
Ответ:
rose quartz
Explanation:
the salmon color is what hinted me too this