A series of solutions containing NaOH, Na2CO3, and NaHCO3, alone or in compatible combination, was titrated with 0.1202 M HCI. Tabulated below are the volumes of acid needed to titrate 25.00-mL portions of each solution to (1) a phenolphthalein and (2) a bromocresol green end point, separately. Use this information to deduce the composition of the solutions.,In addition, calculate the molar concentration of each solute. mL (1) Vph (2) Vbeg 22.42 22.44 a.

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5. A series of solutions containing NaOH, Na2CO3, and NaHCO3, alone or in compatible
combination, was titrated with 0.1202 M HCI. Tabulated below are the volumes of acid
needed to titrate 25.00-mL portions of each solution to (1) a phenolphthalein and (2) a
bromocresol green end point, separately. Use this information to deduce the composition
of the solutions. In addition, calculate the molar concentration of each solute.
mL (1) Vph (2) Vbeg
22.42
22.44
a.
b.
15.67
42.13
36.42
29.64
16.12
с.
32.23
32.33
d.
е.
0.000
Transcribed Image Text:5. A series of solutions containing NaOH, Na2CO3, and NaHCO3, alone or in compatible combination, was titrated with 0.1202 M HCI. Tabulated below are the volumes of acid needed to titrate 25.00-mL portions of each solution to (1) a phenolphthalein and (2) a bromocresol green end point, separately. Use this information to deduce the composition of the solutions. In addition, calculate the molar concentration of each solute. mL (1) Vph (2) Vbeg 22.42 22.44 a. b. 15.67 42.13 36.42 29.64 16.12 с. 32.23 32.33 d. е. 0.000
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