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hen you take a bath, how many kilograms of hot water (49C) must you mix with cold water (13C) so that the temperature of the bath is 37C?
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Tim and Rick both can run at speed v_r and walk at speed v_w, with v_{\rm r} v_{\rm w}. They set off together on a journey of distance D. Rick...
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Polymer Dynamics Paige Chen , a chemist in Polymer Dynamics' resins labora - 1. Foam board is stiff _but can be formed or bonded to itself tory , is...
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1- According to the SDS for HCl, a solution of 37% HCl can be poured down the drain. True False 2- What are the NFPA ratings for sodium hydroxide
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Arrange the following from the smallest number of representative particles to the largest number of representative particles:25x1025 atoms of Zn,...
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Submit Determine the enthalpy of va- porization, in kJ/mol, of C2HsOH if 19.7 kJ of heat is needed to vaporize 0.500 moles of C2HsOH. KJ/mol 2 3 X 4...
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1- Sigma Aldrich is a popular chemical manufacturer. Go to the website (https://www.sigmaaldrich.com/united-states.html) and search for the chemical...
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The mole fraction of He in a gaseous solution prepared from 4.0 g of He, 6.5 g of Ar, and 10.0 g of Ne is ____. What is the molarity of sodium...
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Substituted pyridines have been used in many important chemical syntheses. Draw the major organic product of the reaction below, which is in the...
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2 questions #1 Suppose that during the NaOH standardization procedure you spill some weighted KHP sample before it can be dissolved in water. You...
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A Cs-137 source is homogeneously distributed throughout a right cylindrical bucket of water having diameter = height = 30 cm.
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Which bacterial plates control for: 1) If the E. coli cells were transferred correctly: 2) If the E. coli cells can grow on LB: 3) If the Ampicillin...
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You're riding on a pogo stick-a vertical stick with a spring at the bottom and foot pads on which you stand.
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As shown in the diagram, two point charges (Q1 and Q2) are placed 20 cm apart. The values of the point charges are Q1 = 1.0 C and Q2 = +2.
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An unknown compound Xis one of the three compounds listed in the table below.
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For HClO2, Ka+1.2x10^-2. What is the pH of a solution in which [NaClO2]=0.193 M and [HClO2]=0.203 M?
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In a solution prepared by mixing equal volumes of 0.20 M acetic and 0.20 M hydrobromic acid, the common ion is:
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Role of erythropoietin in RBC production Complete the following statements to summarize the note of erytropcietin in red blood cell production. Not...
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Perform a web search for an article regarding Data Governance. Post a summary of the article that you have located.
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The following questions refer to the circuit shown in the figure, consisting of two flashlight batteries and two Nichrome wires of different lengths
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The solubility of CaF2 is 0.00021 mole per liter. What is the solubility product constant for CaF2?
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/ 10 #2) RNA polymerase is a crucial enzyme for life on Earth. Discuss a structural change to the [part of RNApol withheld] part of transcription...
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The equation for the reaction, Pb(NO 3 ) 2 ( aq )+NaCl( aq ) -- PbCl 2 ( s )+NaNO 3 ( aq ) can be written as an ionic equation.In the ionic...
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Two cars travel westward along a straight highway, one at a constant velocity of 77 km/h, and the other at a constant velocity of 116 km/h.
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The squid giant axon occupies a unique position in the history of our understanding of cell membrane potentials and nerve action.
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Kiln Corporation is considering the acquisition of Williams Incorporated. Kiln has asked you, its accountant, to evaluate the various offers it might...
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In the photomicrograph of the ovary below, the structure enclosed in the circle is:
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exocytosis allow granular content to be released into extracellular fluid by: killing, degrading, and dissolving harmful microorgamisms b.
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QUESTION===== Wittig reaction of trans-Cinnamaldehyde using -----preparation of Benzyltriphenyphosphonium chloride and preparation of 1,4- Diphenyl-
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you have been given an unknown organism to identify. you find it is unicellular and has a cell wall. which of the following must if also have?
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NOTE: CONVERT ALL FRACTIONS TO DECIMAL FORM 1. You select one card from a deck of 52 poker cards. What is the probability the card you select is
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A uniform brick of length 11 m is placed over the edge of a horizontal surface with a maximum overhang of 5.5 m attained without tipping.
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With a _____ wave, the region where the medium rises above the equilibrium position is called a _____. transverse; crest B. transverse; compression...
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Two solutions are compared with respect to the pH: Solution 1:100-mol/L Na2CO3(aq) Solution 2:
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Three concepts come to mind when thinking of informatics including data, information, and knowledge. Can you define what these mean? How do each of
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In which of the following situations is your body closest to being in equilibrium?
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A copper rod and an aluminum rod of equal diameter are joined end to end in good thermal contact.
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20-g sample of a large biomolecule was dissolved in 13.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77....
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A nurse manager wants to prepare an inpatient-bed demand forecast for January, February, and March of 2019. Her forecasts are a combination of trend...
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A block of mass m = 0. 924 m / s2. Assume the usual convention of coordinate system , with positive direction being upward . Select the* correct free...
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Do somebody know how to do the complete formulation of two-phase (gas water) flow applicable to a two dimension domain with no depth gradients.
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Near the surface of Earth, an electric field points radially downward and has a magnitude of approximately 100 N/C.
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Assume the following rules are true for any telephone number in North America:
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Soft tissue has a linear attenuation coefficient in the range of = 0.35 cm1 at 30 keV and = 0.16 cm1 at 100 keV. For this problem we use = 0.
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A uniform electric field of 4.50 kN/C points in the +x direction. 1)What is the change in potential energy of a +2.
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A mass flow of 0.1 kg/s of air is compressed adiabatically from 95 kPa and 20oC to 600 kPa and 200oC.
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It was a spectacular failure. The failure was not due to extraordinarily strong winds, but rather it was the matching of natural vibration frequency...
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Provide summary of the ecosystem and sustaining life on earth
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You're driving down the highway late one night at 19 m/s when a deer steps onto the road 38 m in front of you. Your reaction time before stepping on...
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Light attenuation: Using the Beer-Lambert Law: a) Plot (Ix/Io), versus path length in centimeters, for a 1.
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