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Question: i posted this question 4 times already and each time...

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I posted this question 4 times already and each time I typed in the answer they got for the last part, webwork keeps saying it’s wrong
10:44PM as 以判 [뿍) .. (ギ) 徑) . 愕ー 岸,·岸,. ,(咢). 51 艼 ason
Results for this submission Answer Preview 0.5r- (10+r) conect 0.5T(Q3)(10+1) 40 no 0.002449 40 correct 0.002449 Al least one of the answers above is NOT correct 3 liters of a clear äquid. Clear iquid flows Consider the moing process shown in the Sgure. A miing chamber intually contains nto the chamber at a rate of 10 lters per minute A dye sclution having a concentration of 0.5 kilograms per iter is injected into the mixing chamber at a constant rate of r iners per minunle. When the mixing process is started, the well stirred mixture is pumped trom the chamber at a rate ot 10 +r iners per minute (a) Develop a mathematical modeli for the mixing process Let Q represent the amount of dye in kilograms in the moture kg min 05-Q3(101) dt t outfow mature of 0 4 kilograms per lter. what injection rate r is required to achieve this equiirium solution? r 40 L / man Would this equilibrium value of r be difterent it the huaid in the chamber at time t0contained some dye? no ic) Assume the mxing chamber contains t0002 449 3 lters of clear liquid at smet0 How many minutes wit it take for the outtow tonse to withn 4% of the deseed cocentration of O 4 kiograms per iner? here to search
t oo C ct) 0.016 to.01139 min t 139 16 min 3
9:52 PM (2171% 坦 .v.+)톡 , 5イ C54 0.s)t Hene (5 0.5イ) divideonth sides -0.5イ C5to.s)t (5+St l-e CS .))t CAst) 3(25) 25じ CLo6)
9:52 PM (2171% 坦 .v.+)톡 , 5イ C54 0.s)t Hene (5 0.5イ) divideonth sides -0.5イ C5to.s)t (5+St l-e CS .))t CAst) 3(25) 25じ CLo6)
Result correct conect correct Answer Preview 0.5r-10+) 0.5T-(Qr3)(10) 40 40 no 0.0023 0.0023 Al least one of the answers above Is NOT COrect (1 point) Consiser the msang process shown in the Squre A mixang chamber initiatly contains 3 lters of a dlear lqud Clear liquad fows nto the chamber at a rate of 10 ters per minute. A dye solution having a concentration of 0 5 the mling chamber at a constant rate of r iners per minute. When the ming process is started, the wel- stired mixture is kilkograms per lter is injected into pumped from the chamber at a rate of 10+ r iters per minute (a) Develop a mathematical model for the mxng process. Let Q represent the amount of dye in klograms in the misxture dQ r-(101) b) The objective is to obtain a dye concentration in the outhow moture of 0.4 klograms per liner What injection rate rs required to achieve tis equilirium solution? r40 LI min Would this equiiboum valle of r be afterent if the flusd in the chamber at time0 contained some dye? no (c) Assume the maxing chamber contains 3 lters of clear liquid at sme t0 How many minutes wl e take for the outtow concentraton to ese towerin 4% of the desred concentrator, or 0 4 kaopams pe.ter? t0023 pe here to
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