Textbook problem B.7

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805377003
Posts: 102
Joined: Wed Sep 30, 2020 10:10 pm

Textbook problem B.7

Postby 805377003 » Sun Oct 25, 2020 3:11 pm

A student prepared a solution of sodium carbonate by adding 2.111 g of the solid to a 250.0-mL volumetric flask and adding water to the mark. Some of this solution was transferred to a buret. What volume of solution should the student transfer into a flask to obtain (a)
2.15
mmol
Na
+
;
2.15

mmol

Na
+
;
(b)
4.98
mmol
CO
3
2

;
4.98

mmol

vbarian27
Posts: 103
Joined: Wed Sep 30, 2020 10:08 pm

Re: Textbook problem B.7

Postby vbarian27 » Sun Oct 25, 2020 3:13 pm

I got a) 13.5 mL b)62.5mL and c) 5.92mL


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