## Question

###### Data Sheet You will turn in this page. Standardized NaOH sqk} concentration: 0.1156_ M (from the previous week's lab) Trial 1 Trial 2 Trial 3Unknown mixture sample mass0.99791.00151.0004Final buet reading (0.01 place) Initial buret reading (0.01 place)11.25 mL9.501 mL12.05 mL34.65 mL33.10 mL35.55 mLNaOH volume deliveredmLmLmLCalculations Reaction equation:Moles of NaQHused in the titration:Trial 1:Trial 2:Trial 3:Mass of KHP neutralized:Trial 1:Trial 2:Trial 3:Percent KHPin the sample:Trial

Data Sheet You will turn in this page. Standardized NaOH sqk} concentration: 0.1156_ M (from the previous week's lab) Trial 1 Trial 2 Trial 3 Unknown mixture sample mass 0.9979 1.0015 1.0004 Final buet reading (0.01 place) Initial buret reading (0.01 place) 11.25 mL 9.501 mL 12.05 mL 34.65 mL 33.10 mL 35.55 mL NaOH volume delivered mL mL mL Calculations Reaction equation: Moles of NaQHused in the titration: Trial 1: Trial 2: Trial 3: Mass of KHP neutralized: Trial 1: Trial 2: Trial 3: Percent KHPin the sample: Trial 1: Trial 2: Trial 3: Average percent KHPin sample:

## Answers

#### Similar Solved Questions

4 answers

##### Prsile Ihe TEaHcMts nceded for eakh symthesia nnd predlct the Munkmeuoi OInc rcnclion @nown Ani Aclo"PCCNoOl; 1,0 Hemt

Prsile Ihe TEaHcMts nceded for eakh symthesia nnd predlct the Munkmeuoi OInc rcnclion @nown Ani Aclo "PCC NoOl; 1,0 Hemt...

5 answers

##### QUESTION 4company that packages peanuts states that at maximum 6% of the peanut shells contain no nuts_ 300 peanuts were selected and of them were empty:random,Withsignificance levelcan the statement made by the company be accepted?State the null and alternative hypotheses:Calculate the critical valueDecide:With the same sample percentage of empty nuts and0.95 what sample size would be neededestimate the proportion of nuts witherror of less than 19%?

QUESTION 4 company that packages peanuts states that at maximum 6% of the peanut shells contain no nuts_ 300 peanuts were selected and of them were empty: random, With significance level can the statement made by the company be accepted? State the null and alternative hypotheses: Calculate the criti...

5 answers

##### Calculate the period T of a planet whose orbit has a semimajor axis of 2.1 AU_

Calculate the period T of a planet whose orbit has a semimajor axis of 2.1 AU_...

5 answers

##### 1Prove or give counterexample: (Nkae^ Aa) 8) VBrU = Aa)

1 Prove or give counterexample: (Nkae^ Aa) 8) VBrU = Aa)...

5 answers

##### MThis Question: 1 ptDoes the sequence {,} converge or diverge? Find the limit if the sequence is convergent 1 + 2n" n" + 8n?Select the correct choice below and; if necessary fill in the answer box to complete the choice. 0 A: The " sequence converges to lim a (Simplify your answer ) 0-*0 0 B. The sequence diverges.

MThis Question: 1 pt Does the sequence {,} converge or diverge? Find the limit if the sequence is convergent 1 + 2n" n" + 8n? Select the correct choice below and; if necessary fill in the answer box to complete the choice. 0 A: The " sequence converges to lim a (Simplify your answer )...

5 answers

##### G uours Mosolds Uaing tho Kfand Kb cquations Wll AcctrokeiesDnic aquid A" has nota buant put bothtn pot ckvatiun constant 1.79 â‚¬kmol SOftt sOd umn chlotida Sonon (NaCh) pepalen 400. of X Tles solution bals at 98,7 Cilcubite thc mass o NaCl tHat was Jexrrd Acuno Your #nswt HaniticuntdiginsursolnngDo

G uours Mosolds Uaing tho Kfand Kb cquations Wll Acctrokeies Dnic aquid A" has nota buant put bothtn pot ckvatiun constant 1.79 â‚¬kmol SOftt sOd umn chlotida Sonon (NaCh) pepalen 400. of X Tles solution bals at 98,7 Cilcubite thc mass o NaCl tHat was Jexrrd Acuno Your #nswt Haniticuntdig...

5 answers

##### Which of the following aims to to restore degraded habitats and make them again suitable for species?Group of answer choicesRestoration ecologvReconciliation ecologyProtected areasBiodiversity hotspotsCitizen scienceDforn

Which of the following aims to to restore degraded habitats and make them again suitable for species? Group of answer choices Restoration ecologv Reconciliation ecology Protected areas Biodiversity hotspots Citizen science Dforn...

5 answers

##### In the Lewis structure for SF 6, the central sulfur atom shares OA 4 B.8 C.10 D. 12 E None of the above, because SF6 is an ionic compound.electrons

In the Lewis structure for SF 6, the central sulfur atom shares OA 4 B.8 C.10 D. 12 E None of the above, because SF6 is an ionic compound. electrons...

5 answers

##### Answer the given questions.On a circular machine part, holes are to be drilled at the points $(2,2),(-2,2),(-2,-2),$ and $(2,-2),$ where (0,0) represents the center. Plot these points and find the distance between the points in quadrants I and III.

Answer the given questions. On a circular machine part, holes are to be drilled at the points $(2,2),(-2,2),(-2,-2),$ and $(2,-2),$ where (0,0) represents the center. Plot these points and find the distance between the points in quadrants I and III....

5 answers

##### Discharging a Battery. The charge remaining in a battery decreases as the battery discharges. The charge $C$ (in coulombs) after $t$ days is given by the function $C(t)=0.0003(0.7)^{t} .$ Find the charge after 5 days.

Discharging a Battery. The charge remaining in a battery decreases as the battery discharges. The charge $C$ (in coulombs) after $t$ days is given by the function $C(t)=0.0003(0.7)^{t} .$ Find the charge after 5 days....

5 answers

##### Absolute Value Equations Solve the equation. $$ |x-1|=|3 x+2| $$

Absolute Value Equations Solve the equation. $$ |x-1|=|3 x+2| $$...

4 answers

##### A and B are sets and fâŠ†AXB.Prove that F:Aâ†’B has an inverse iff f is injective

A and B are sets and fâŠ†AXB. Prove that F:Aâ†’B has an inverse iff f is injective...

4 answers

##### 1.) Suppose a solution of the reducing agent H2C2O4 is titrated with a solution of the oxidizing agent permanganate. The balanced net ionic equation for the reaction is:2MnO4-(aq) + 5H2C2O4(aq)+6H3O+(aq)2Mn2+(aq) + 10CO2(g)+14H2O(l)What volume (in mL) of a 0.1737 M MnO4- solution would be required to consume the H2C2O4 in a 25.00 mL sample of a solution containing 0.3099 M H2C2O4?________ml2.) The concentration of Sn2+ in a solution is determined by titrating it with a 0.1275 M Ce4+ solution. Th

1.) Suppose a solution of the reducing agent H2C2O4 is titrated with a solution of the oxidizing agent permanganate. The balanced net ionic equation for the reaction is:2MnO4-(aq) + 5H2C2O4(aq)+6H3O+(aq)2Mn2+(aq) + 10CO2(g)+14H2O(l)What volume (in mL) of a 0.1737 M MnO4- solution would be required t...

5 answers

##### Find Ihe absolule maximum and minimum values of the function over the indicated interval, and indicate the x-values at which Ihey" occUr:{(x) = 6 - 6x - 4x2_ [-2,11The absolule maximum valuo Is at * = (Use comma l0 separale answers as needed_The absolute minimum value atx= (Use comma l0 separate answers as needed )

Find Ihe absolule maximum and minimum values of the function over the indicated interval, and indicate the x-values at which Ihey" occUr: {(x) = 6 - 6x - 4x2_ [-2,11 The absolule maximum valuo Is at * = (Use comma l0 separale answers as needed_ The absolute minimum value atx= (Use comma l0 sepa...

5 answers

##### SRpspool has Inassouter radius R; inner radius R{2 and moment of inertia BrnR? Rope of negligible mass wraps around the inner Iadius and is connected to block also of Iass There is gravity; and the spool rolls down the Iamp without slipping; while somehow the block slides frictionlessly: Fiud the accelerations by writing and solving the system of equations; and also by using energy:

SRp spool has Inass outer radius R; inner radius R{2 and moment of inertia BrnR? Rope of negligible mass wraps around the inner Iadius and is connected to block also of Iass There is gravity; and the spool rolls down the Iamp without slipping; while somehow the block slides frictionlessly: Fiud the ...

3 answers

##### TABLE 11.4 VALUES OF Po FOR MULTIPLE-SERVER WAITING LINES WITH POISSON ARRIVALS AND EXPONENTIAL SERVICE TIMESNumber ol Servers (k)Ratiu AlA 0.15 0.200.8605 0.8182 0.7778 739[ 702[ 6667 6327 0.6000 5686 0.5385 5094 0.4815 0.4545 04286 0.4035 0.3793 0.3559 0.3333 0.2500 0.1765 0.MMM6 0.05260.8607 0.8187 0.7788 0.7407 0.7046 0.6701 0.6373 0.6061 0.5763 0.5479 0.5209 0.4952 0.4706 0.472 0.4248 0.4035 0.3831 0.3636 0.294 0.2360 0.1872 0.1460 0.MM 0.0815 0.0562 0.0345 0.01600.8607 0.8187 0.7788 0.7408

TABLE 11.4 VALUES OF Po FOR MULTIPLE-SERVER WAITING LINES WITH POISSON ARRIVALS AND EXPONENTIAL SERVICE TIMES Number ol Servers (k) Ratiu AlA 0.15 0.20 0.8605 0.8182 0.7778 739[ 702[ 6667 6327 0.6000 5686 0.5385 5094 0.4815 0.4545 04286 0.4035 0.3793 0.3559 0.3333 0.2500 0.1765 0.MMM6 0.0526 0.8607 ...

5 answers

##### VI V 2 significant of the [A] 3 figures acid in the graph 8 above? 81"9utitration' Oocooi Ppu with 1 0.150 1 solutonVolume Mom Iml 88

VI V 2 significant of the [A] 3 figures acid in the graph 8 above? 8 1 "9utitration' Oocooi Ppu with 1 0.150 1 soluton Volume Mom Iml 8 8...

5 answers

##### 3. Show thatsin t tcos t y = t sin tis a solution to the systemv = [-1 & Ja+[= 2 sin t satisfying the initial condition y(0) =[8]

3. Show that sin t tcos t y = t sin t is a solution to the system v = [-1 & Ja+[= 2 sin t satisfying the initial condition y(0) =[8]...