This is my second time submitting this question, please help write out equations even if it is just for the 1st sample so I can apply the values for 2 and 3.  Please help me understand the equations for this table.  How do I calculate the moles of NaOH and acetic acid?  How do I calculate the mass of acetic acid?  How do I calculate the molarity and % mass of acetic acid.  Thanks! moles of NaOH = 1.0 M x 6.2 mL x 1 L/1,000mL = 0.0062 moles NaOH - from lab manual the experimental data is in the picture with blue answers, the second part of the table I need help with.

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
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This is my second time submitting this question, please help write out equations even if it is just for the 1st sample so I can apply the values for 2 and 3.  Please help me understand the equations for this table.  How do I calculate the moles of NaOH and acetic acid?  How do I calculate the mass of acetic acid?  How do I calculate the molarity and % mass of acetic acid.  Thanks!

moles of NaOH = 1.0 M x 6.2 mL x 1 L/1,000mL = 0.0062 moles NaOH - from lab manual

the experimental data is in the picture with blue answers, the second part of the table I need help with.

Vinegar
Sample 1
Vinegar
Sample 2
Vinegar
Sample 3
Calculations for Sample 1
Moles of
Acetic Acid in
Sample
(moles)
Mass of
Acetic Acid in
Sample (g)
Calculated
Molarity of
Acetic Acid in
Vinegar (M =
moles/L)
Calculated
Percent Mass
of Acetic Acid
in Vinegar
(% mass)
Average
Percent Mass
of Acetic Acid
in Vinegar
(% mass)
Transcribed Image Text:Vinegar Sample 1 Vinegar Sample 2 Vinegar Sample 3 Calculations for Sample 1 Moles of Acetic Acid in Sample (moles) Mass of Acetic Acid in Sample (g) Calculated Molarity of Acetic Acid in Vinegar (M = moles/L) Calculated Percent Mass of Acetic Acid in Vinegar (% mass) Average Percent Mass of Acetic Acid in Vinegar (% mass)
Experimental Data
Activity 1 and 2
Table 1
Vinegar
Sample 1
Vinegar
Sample 2
Vinegar
Sample 3
Calculations for Sample 1
Mass of
5.00 g
5.13 g
4.91 g
Vinegar (g)
Volume of
5.00 g
4.96 mL
5.10 mL
4.86 mL
= 4.96 mL
Vinegar (mL)
1.005 g/mL
Initial NaOH
Volume in
10.00 mL
10.00 mL
10.00 mL
Syringe (mL)
Final NaOH
Volume in
6.00 mL
6.80 mL
4.40 mL
Syringe (mL)
Volume NaOH
4.00 mL
3.20 mL
5.60 mL
10.00 mL – 6.00 mL = 4.00 mL
Delivered (mL)
Moles of
0.0062 mol NaOH X 4.00 mL
NaOH
0.0248 mol
0.0248 mol
0.01984 mol
0.03472 mol
Delivered
(moles)
Transcribed Image Text:Experimental Data Activity 1 and 2 Table 1 Vinegar Sample 1 Vinegar Sample 2 Vinegar Sample 3 Calculations for Sample 1 Mass of 5.00 g 5.13 g 4.91 g Vinegar (g) Volume of 5.00 g 4.96 mL 5.10 mL 4.86 mL = 4.96 mL Vinegar (mL) 1.005 g/mL Initial NaOH Volume in 10.00 mL 10.00 mL 10.00 mL Syringe (mL) Final NaOH Volume in 6.00 mL 6.80 mL 4.40 mL Syringe (mL) Volume NaOH 4.00 mL 3.20 mL 5.60 mL 10.00 mL – 6.00 mL = 4.00 mL Delivered (mL) Moles of 0.0062 mol NaOH X 4.00 mL NaOH 0.0248 mol 0.0248 mol 0.01984 mol 0.03472 mol Delivered (moles)
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