## Question

###### What is the purpose of the potassium hydrogen sulphate used

What is the purpose of the potassium hydrogen sulphate used

## Answers

#### Similar Solved Questions

5 answers

##### A 2-phenyl-2-butanol b 2-hexanol 0 1-pentene-3-ol

a 2-phenyl-2-butanol b 2-hexanol 0 1-pentene-3-ol...

5 answers

##### The temperature at a polnt (X,Y,2) Is given by T(z,y,2) = 200e 2_y?/4_29/9 , where T Is measured in degrees celsius and X,Y; and z in meters; There are lots of places to make silly errors in this problem; just try to keep track of what needs t0 be unit vector:Find the rate of change of the temperature at the point (0,-1, 1) in the direction toward the point (-2, 5, -2).In which direction (unit vector) does the temperature increase the fastest at (0, -1, 1)?What Is the maxlmum rate of Increase of

The temperature at a polnt (X,Y,2) Is given by T(z,y,2) = 200e 2_y?/4_29/9 , where T Is measured in degrees celsius and X,Y; and z in meters; There are lots of places to make silly errors in this problem; just try to keep track of what needs t0 be unit vector: Find the rate of change of the temperat...

5 answers

##### Step by step solution. detail solution please. 1_ Write the schemes similar to (4.4), (4.9), and (4.10) for (d u Id y )li ,j - Ju u(xi+l,Yj) u(xi,Yi) Wi+lj Wi,j (4.4) ax i,j Ax Axdu dxWi,) Wi_L,j Ax(4.,9)or central difference:du dxWi+l,j Wi-Lj 24x(4.10)

Step by step solution. detail solution please. 1_ Write the schemes similar to (4.4), (4.9), and (4.10) for (d u Id y )li ,j - Ju u(xi+l,Yj) u(xi,Yi) Wi+lj Wi,j (4.4) ax i,j Ax Ax du dx Wi,) Wi_L,j Ax (4.,9) or central difference: du dx Wi+l,j Wi-Lj 24x (4.10)...

5 answers

##### Supposo the lengths of the pregnancies certain animal appfoximalely ncrmal distnbuted Mbn Mean 220 days and standard deviation 221 days, Complete parts (a) Inrough () belo;: Click here lew Ihe_standard nomal distnbution table (page 1) Click here to_vew he slandard nomaldistnbution table (paga 2)4 (a) What tho probability Ihat = randomly seicctc o pregnancy lasts less (han 213 cays? The probability that randomly se ected pregnancy less than 213 days approximaluk 3707 (Round tour decimal Flaces a

Supposo the lengths of the pregnancies certain animal appfoximalely ncrmal distnbuted Mbn Mean 220 days and standard deviation 221 days, Complete parts (a) Inrough () belo;: Click here lew Ihe_standard nomal distnbution table (page 1) Click here to_vew he slandard nomaldistnbution table (paga 2)4 (a...

5 answers

##### Show that function f (x) = 3+8 is not uniformly continuous on (~2,0)

Show that function f (x) = 3+8 is not uniformly continuous on (~2,0)...

5 answers

##### The combustion of methane (CH4) at 298.0 K produces carbon dioxide gas (COz) and liquid water. constant volume vessel of volume 0.5 loaded with 000 mole of each Iethanc and oxygen: Find the total pressure bar after the rcaction has taken place at 298 K Use an ICE box , and (or now YOu may assume the reaction goes to completion at 298 (ac 298 the equilibrIum constant for this reoctlon 10'" Hdiculously large number leaving the pressure of the (Imiting reagent at 2 bar , s0 practically no

The combustion of methane (CH4) at 298.0 K produces carbon dioxide gas (COz) and liquid water. constant volume vessel of volume 0.5 loaded with 000 mole of each Iethanc and oxygen: Find the total pressure bar after the rcaction has taken place at 298 K Use an ICE box , and (or now YOu may assume the...

5 answers

##### ArcacIF 1 111 H I8.43,0 vo4tcuroju far rach1OCam 1

ArcacIF 1 1 1 1 H I8.43,0 vo4t curoju far rach 1 OCam 1...

5 answers

##### My NotsPravious Answers LarApCalc10 .084 . O/1 peints Find the profit function for the given marginal profit and initial condition: Marginal Profit Initlal Condition 40x 940 P(8) s6900P(x)20x2 940x + 330Need Help?FtnaeWabal

My Nots Pravious Answers LarApCalc10 .084 . O/1 peints Find the profit function for the given marginal profit and initial condition: Marginal Profit Initlal Condition 40x 940 P(8) s6900 P(x) 20x2 940x + 330 Need Help? Ftnae Wabal...

5 answers

##### (22 pts) EvaluateJcte = CObv + V:) & + (Iz - &siny) dy + (ry + 9 d wherc â‚¬ ia given by r(t) =<0,6,07,046#.

(22 pts) Evaluate Jcte = CObv + V:) & + (Iz - &siny) dy + (ry + 9 d wherc â‚¬ ia given by r(t) =<0,6,07,046#....

5 answers

##### A 320-turn solenoid has a length of 16 cm and J radius of 2 cm: When a 4-A current passes through the solenoid; what is the magnetic field in the solenoid? What is the inductance of the solenoid? What is the magnetic energy stored in the solenoid? For the toolbar; press ALT+FIO (PC) or ALT+FN+FIO (Mac)ParanranhAria

A 320-turn solenoid has a length of 16 cm and J radius of 2 cm: When a 4-A current passes through the solenoid; what is the magnetic field in the solenoid? What is the inductance of the solenoid? What is the magnetic energy stored in the solenoid? For the toolbar; press ALT+FIO (PC) or ALT+FN+FIO (M...

2 answers

##### Sharks and Sardines with Fishing We apply the classical predator-prey model of Volterra: dxldt =ax bxy, dyldt = -cx dxy, where X denotes the population of sardines (prey) and y the population of sharks (predators): We now subtract a term from each equation that accounts for the depletion of both species due to external fishing: If we fish each species at the same rate, then the Volterra model becomes dx/dt ax bxy fx, dyfdt =-cy + dxy fy; where the constant f2 0 denotes the "fishing" ef

Sharks and Sardines with Fishing We apply the classical predator-prey model of Volterra: dxldt =ax bxy, dyldt = -cx dxy, where X denotes the population of sardines (prey) and y the population of sharks (predators): We now subtract a term from each equation that accounts for the depletion of both spe...

5 answers

##### 5. At the start of a football game; a referee tosses a coin upward with an initial velocity of vo= 5 m/s: Answer the following questions, choose one of the choices: (i) While going up in the air; the coin a) accelerates constantly because its velocity keeps increasing every second by 9.8m/s. b) decelerates constantly because its velocity keeps decreasing every second by 9.8m/s c) velocity remains constant d) accelerates with a constant value of 9.8 m/s? and thus velocity remain constant(ii) Whil

5. At the start of a football game; a referee tosses a coin upward with an initial velocity of vo= 5 m/s: Answer the following questions, choose one of the choices: (i) While going up in the air; the coin a) accelerates constantly because its velocity keeps increasing every second by 9.8m/s. b) dece...

5 answers

##### 3" + 5"0 Detemine whether the series converges or diverges: If it converges find its sum_ niSelect the correct answer below and, if necessary; fill in the answer box within your choice:3" + 5" The senes converges because Iim 0. The sum of the series is 0 A- n-*0 Simplify your answer: )+500 B. The series diverges because ne0oor lails to existThe series diverges because it is the sum of two geometric series, at least one wilh |rlz1. The series converges because it is the sum f

3" + 5"0 Detemine whether the series converges or diverges: If it converges find its sum_ ni Select the correct answer below and, if necessary; fill in the answer box within your choice: 3" + 5" The senes converges because Iim 0. The sum of the series is 0 A- n-*0 Simplify your a...

4 answers

##### [03112i70 451~Chaarcr 11IHal Numark [ntnyeutulonf Ilhmo1n9or7ui / Youtu 405 eetctos17 Question pointsl dmnohn *meotncn2l68 eaio GisoCZnd attemptSr AEl O0 _csialstc enc mo'ar muss ot hcmorlo)1stattemptIo' DCSO" COUTO177MacBook Aif

[03112i 70 451 ~Chaarcr 11 IHal Numark [ntnyeutulonf Ilhmo1n9or7ui / Youtu 405 eetctos 17 Question pointsl dmnohn *meotncn2l68 eaio GisoC Znd attempt Sr AEl O0 _ csialstc enc mo'ar muss ot hcmorlo) 1stattempt Io' DCSO" COUTO 177 MacBook Aif...

5 answers

##### HHXHHH HNH X HHHRHHKU UD Hhan2 NIw < 2 ~il1 " 0 Ka 3 ! D 5 1 1 2

HHXHHH HNH X HHHRHH KU UD Hhan 2 NIw < 2 ~il 1 " 0 Ka 3 ! D 5 1 1 2...

5 answers

##### QuestionThe mayor interested in finding 90% confidence interval for the mean number of pounds of trash per person per week that generated in the city: The study included 221 residents whose mean number of pounds of trash generated per person per week was 34. pounds and the standard deviation was pounds; Round answers to decimal places where possibleTo compute the confidence interval usedistribution:With 90% confidence the population mean number of pounds per person per week i5 between and pounds

Question The mayor interested in finding 90% confidence interval for the mean number of pounds of trash per person per week that generated in the city: The study included 221 residents whose mean number of pounds of trash generated per person per week was 34. pounds and the standard deviation was po...

5 answers

##### Cumo Raroaun narla gnu juacil Mulur HtT nitnc AcM anid rulronen manorde Dalancud chomicul oquullo Jni(caicnM60 nidonn dmnc AnnAlad TCLcoa KquIATorm 'men qrama oluikd a0dIf 5.09 water comolcledreacled nowMny Cram 5nilri z acid Kould Iolm?What is Ihe limifing reagent?H;O are mixed, how many grams NQll wll form?If5.0g NOz andWok Cutc

cumo Raroaun narla gnu juacil Mulur HtT nitnc AcM anid rulronen manorde Dalancud chomicul oquullo Jni(caicn M60 nidonn dmnc AnnAlad TCLcoa KquIATorm ' men qrama oluikd a0d If 5.09 water comolcledreacled nowMny Cram 5 nilri z acid Kould Iolm? What is Ihe limifing reagent? H;O are mixed, how many...

5 answers

##### Provide the correct bond-line drawing for the following:a. (S)CH3CCCH2CHBrCH2CH3b.NH2CH2CHNC(CH3)3

Provide the correct bond-line drawing for the following: a. (S) CH3CCCH2CHBrCH2CH3 b. NH2CH2CHNC(CH3)3...

5 answers

##### Given thatH " dx e3 81 use this result to evaluate 1 770 +4 dx;

Given that H " dx e3 81 use this result to evaluate 1 770 +4 dx;...

5 answers

##### You may need to use the appropriate appendix table or , question_ technology to answer this A population has mean of 300 and . standard deviation of 15,A of 36 observations will be taken. What is the probability ithat the sample be between 295 to 305? sample mean will0.04550.26110.95450.7389Question 9 (1 point) atenA populatlon of slze 1,000 has proportion of 0.1. Find the proportlon and the standard deviation of the sample proportion for samples of slze 100100 and 0,028100 and 0.03000.1 and 0.0

You may need to use the appropriate appendix table or , question_ technology to answer this A population has mean of 300 and . standard deviation of 15,A of 36 observations will be taken. What is the probability ithat the sample be between 295 to 305? sample mean will 0.0455 0.2611 0.9545 0.7389 Que...