He4.0031.008LI Be6.941 9.01210Ne10.81|12.01 14.01 16.00|19.00 20117B111213 141615Na MgSI18ArAla22.9924.31269828.09|30.97|32.07135.45 39.9520222123SeTI vCr1924252627282930Za313233CaMa34Se3536r KrBrFeCoNiGa GeAs39.10 40.0s44 9647 s5094 52.00 s4.94 55.ss ss93lss.69l63.5sl65.3869.7272.5974.92 78.96 79 90o 83.503733 39404142 4344 4549 503I4647Pd Ag Ct485352S Te I Xe54SreYZz NhMe TeRu Rh85.478762ss919122|929il9s94 (98) 101.1l102 9l1064107.9|112414slu8.7l12LS 1276126.9luInSn55 56 57 72 737475 7677Os79 10Si 82 83 48685At Ra78a Ba La- Hr Ia wReIrPt132.9|137.3|138.91781s09elTs3elis62190 2192 2195 il197.ol200 6l204 4207 2l209.0209210lazAu HgTIPbBi87Fr Ra Ac(223) 226 227)Question 5/ 10ميز هذا السؤالIf 10.0 ml of an unknown sample of phosphoric acid was titrated against 0.12 M standard solution of NaOH using phenolphthalei.as an indicator, and 10.30 ml of NaOH was required. Calculate the concentration of H,PO, in (g/L)1. 06.062. 09.803. O3.034. O 12.205. ONon of tihe above

Volume of phosphoric acid=10.0mL Concentration of NaOH=0.12M Volume of NaOH=10.30mL Concentration of…

Question 5/ 10 If 10.0 ml of an unknown sample of phosphorie acid was titrated against 0.12 M standard solution of NaOH nsing phenolphthalei as an indicator, and 10.30 ml of NaOH was required. Calculate the concentration of H,PO, in (g/L) 1. O6.06 2. 09.80 3. O3.03 4. O12.20 5. ONon of the above

Question 5/ 10 If 10.0 ml of an unknown sample of phosphorie acid was titrated against 0.12 M standard solution of NaOH nsing phenolphthalei as an indicator, and 10.30 ml of NaOH was required. Calculate the concentration of H,PO, in (g/L) 1. O6.06 2. 09.80 3. O3.03 4. O12.20 5. ONon of the above

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Concept explainers

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

Question

He
4.003
1.008
LI Be
6.941 9.012
10
Ne
10.81|12.01 14.01 16.00|19.00 201
17
B
11
12
13 14
16
15
Na Mg
SI
18
Ar
Al
a
22.9924.31
269828.09|30.97|32.07135.45 39.95
20
22
21
23
Se
TI vCr
19
24
25
26
27
28
29
30
Za
31
32
33
Ca
Ma
34
Se
35
36
r Kr
Br
Fe
Co
Ni
Ga Ge
As
39.10 40.0s44 9647 s5094 52.00 s4.94 55.ss ss93lss.69l63.5sl65.3869.7272.5974.92 78.96 79 90o 83.50
37
33 39
40
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44 45
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46
47
Pd Ag Ct
48
53
52
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54
Sr
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Ru Rh
85.478762ss919122|929il9s94 (98) 101.1l102 9l1064107.9|112414slu8.7l12LS 1276126.9lu
In
Sn
55 56 57 72 73
74
75 76
77
Os
79 10
Si 82 83 4
86
85
At Ra
78
a Ba La- Hr Ia wRe
Ir
Pt
132.9|137.3|138.91781s09elTs3elis62190 2192 2195 il197.ol200 6l204 4207 2l209.0209210laz
Au Hg
TI
Pb
Bi
87
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(223) 226 227)
Question 5/ 10
ميز هذا السؤال
If 10.0 ml of an unknown sample of phosphoric acid was titrated against 0.12 M standard solution of NaOH using phenolphthalei.
as an indicator, and 10.30 ml of NaOH was required. Calculate the concentration of H,PO, in (g/L)
1. 06.06
2. 09.80
3. O3.03
4. O 12.20
5. ONon of tihe above

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