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# Insinuctor-created questonUce StutCninch t0 computa [...

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###### Insinuctor-created questonUce StutCninch t0 computa [

Insinuctor-created queston Uce StutCninch t0 computa [

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##### A buffer solution is made that is 0.407 M in HCN and 0.407 M in KCN.If Ka for HCN is 4.00 x 10-10 what is the pII of the buffer solution?pIIWrite the net ionic equation for the reaction that occurs when 0.116 mol HBr is added to 1.00 L of the buffer solution(Use the lowest possible coefficients_ Omit states of matter Use Hy0 instead of H+)
A buffer solution is made that is 0.407 M in HCN and 0.407 M in KCN. If Ka for HCN is 4.00 x 10-10 what is the pII of the buffer solution? pII Write the net ionic equation for the reaction that occurs when 0.116 mol HBr is added to 1.00 L of the buffer solution (Use the lowest possible coefficients_...
##### Questlon2The steady state solution of a differentlal equatlon Is: Up sinx ZcosxFind the amplitude and phase shift:Amplitude=Phase shift - 0.46Amplitude - 2.24Phase shift =-0.46Amplitude 2.24Phase shift F.Amplitude = 2Phase shift =1.1Moving to another question will save this response
Questlon2 The steady state solution of a differentlal equatlon Is: Up sinx Zcosx Find the amplitude and phase shift: Amplitude= Phase shift - 0.46 Amplitude - 2.24 Phase shift =-0.46 Amplitude 2.24 Phase shift F. Amplitude = 2 Phase shift =1.1 Moving to another question will save this response...
##### Table XII: Potential UnkuownsOCH,HSc PentaneOHAnisoleHyC?H;C 'CH; EthylethangateBenzeneBenzaldehydeCH;H;C 4methvlbenzaldehydeTolueneH;cCH;H;CCN Methy cyanidePentane-3-oneCH;'CNCycylghexeneLphenxlpropane_l-oneProp-2-enenitrileOH H;C 'CH; Propangic-2-olAnilineBenzophenoneOHHyc'OH2-phenylethan-LolPropanoic AcidCH 3-methyl BenzenamineOHBsc ^0 ~CH, EthoxyethaneHSC NHz n-butylamineHyCO 4methylbenzoic acidCH;'OCH;NHzNHz
Table XII: Potential Unkuowns OCH, HSc Pentane OH Anisole HyC? H;C 'CH; Ethylethangate Benzene Benzaldehyde CH; H;C 4methvlbenzaldehyde Toluene H;c CH; H;CCN Methy cyanide Pentane-3-one CH; 'CN Cycylghexene Lphenxlpropane_l-one Prop-2-enenitrile OH H;C 'CH; Propangic-2-ol Aniline Benz...
##### (Secant and Newton s Methods) Kepler's model of planetary orbits include quantity E, the eccentricity anomaly; that satisfies the equation M =E _esin E where M is the mean anomaly and e is the eccentricity of the orbit. For this problem, let M 24.851090 and e = 0.1.(a) Use Newton's method to solve for E using as initial starting value To =3 to obtain value accurate to a tolerance of at least 10-5. (b) Use the secant method to solve for E using a8 your starting interval [0,3] (and same
(Secant and Newton s Methods) Kepler's model of planetary orbits include quantity E, the eccentricity anomaly; that satisfies the equation M =E _esin E where M is the mean anomaly and e is the eccentricity of the orbit. For this problem, let M 24.851090 and e = 0.1. (a) Use Newton's method...
##### Moircc Oul0i W.UuFlag questionLet R be a commutative ring with unity Ip such that char(R)-2. Which of the following statements is TrueSelect one: For all bCR, b2 = OpFor all beR, b = bFor all ber, 2b = IuNone
Moircc Oul0i W.Uu Flag question Let R be a commutative ring with unity Ip such that char(R)-2. Which of the following statements is True Select one: For all bCR, b2 = Op For all beR, b = b For all ber, 2b = Iu None...
##### Mark each statement True or False: Justify each answer: Ifthe equation Ax = b has at least one solution for each b in Rn, then the solution is unique for each bIf Aisan n X n matrix, then the equation Ax = bhas at least one solution for each b in RnIf the matrix transformation Ax b maps Rn into Rn then A has n linearly independent columns. If Aan n X n matrix is invertible, then the columns of A span Rn_
Mark each statement True or False: Justify each answer: Ifthe equation Ax = b has at least one solution for each b in Rn, then the solution is unique for each b If Aisan n X n matrix, then the equation Ax = bhas at least one solution for each b in Rn If the matrix transformation Ax b maps Rn into Rn...
##### (b) r(t) = Sti + St2j + 12k 2at =aN
(b) r(t) = Sti + St2j + 12k 2 at = aN...
##### The values of m for which y = e"x is a solution of y' Sy' + 6y = 0 are Select the correct answer_ a.2 and 4 b.3 and 4 and 5 d.2 and 3 e. _2 and_3
The values of m for which y = e"x is a solution of y' Sy' + 6y = 0 are Select the correct answer_ a.2 and 4 b.3 and 4 and 5 d.2 and 3 e. _2 and_3...
##### Arandom sample of size n 120 selected from binomial distribution with population proportion p 0.25 What will be the approximate shape of the sampling distribution of p? normalskewed t0 the left skewed t0 the right(D) What will be the mean und stundard devlation (ar standard error) f the sampling distributlon or p? (Round Vour answers (our declmal ploces. Meun standard deviation(c) Find the probabllity that the sample proportion p between 0.19 and 0,41. (Round your answer to four declmal pleces )
Arandom sample of size n 120 selected from binomial distribution with population proportion p 0.25 What will be the approximate shape of the sampling distribution of p? normal skewed t0 the left skewed t0 the right (D) What will be the mean und stundard devlation (ar standard error) f the sampling d...
##### Pheromones are compounds secreted by the females of many insect species to attract males_ One of these compounds contains 80.78 %C, 13.56 %H and 5.66 %0. solution of 1.00 g of this pheromone in 8.50 g of benzene freezes at 3.37 "C. What are the molecular formula and molar mass of the compound? (15 pts)
Pheromones are compounds secreted by the females of many insect species to attract males_ One of these compounds contains 80.78 %C, 13.56 %H and 5.66 %0. solution of 1.00 g of this pheromone in 8.50 g of benzene freezes at 3.37 "C. What are the molecular formula and molar mass of the comp...
##### Tosourcee dractar Ict #conTrtcli mal rskllo OToary [DriveD Illooin) numtets Jotorgol Nltftaalogovanta Ilr nghi Uso , Vorn dlagran lu arswr puts (a) 7djicIlotL WeanrCJ wih 9308 e,canorice 0 col ep0 derca cn ? Adleulu lloenut Jueidrioiminca nnd ccloJ" doniuo wuh #nan 0u nionco Dild 4 {07l onti0 Icunso Jcolooo dlowror nrid # teal catbto |koiriu Nilh #et Oxoeronco, 4 coleni @uqiiuo , aInd 0 rOn Osltlo Iiconan Miln holhcr Elut dpol dncu cdllaan cutdu Mehicii Oaid* Iicmeu(01 Hormar %iAucInt akr
tosourcee dractar Ict #conTrtcli mal rskllo OToary [DriveD Illooin) numtets Jotorgol Nltftaalogovanta Ilr nghi Uso , Vorn dlagran lu arswr puts (a) 7djicIlotL Weanr CJ wih 9308 e,canorice 0 col ep0 derca cn ? Adleulu lloenut Jueidrioiminca nnd ccloJ" doniuo wuh #nan 0u nionco Dild 4 {07l onti...
##### In a trapezium ABCD, the two parallel sides are AB and CD andtheir lengths are 100 and 60 mm respectively. Side BC isperpendicular to the parallel sides and its length is 50 mm. (i)Find the area of the trapezium (ii) Find the position of a dividingline EF parallel to AB to divide the trapezium into two equal halfareas.
In a trapezium ABCD, the two parallel sides are AB and CD and their lengths are 100 and 60 mm respectively. Side BC is perpendicular to the parallel sides and its length is 50 mm. (i) Find the area of the trapezium (ii) Find the position of a dividing line EF parallel to AB to divide the trapezium i...