Chemistry concepts and calculations
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(TURN IN BEFORE LAB) Student Name: Section: Date: Boric acid has a very temperat
(TURN IN BEFORE LAB) Student Name: Section: Date: Boric acid has a very temperature sensitive solubility (in 100 mL water) of about 2.5 g at 0°C, about 15 g at a very hot to touch…
(Text question 12.61) To appreciate the relative toughness of (i)Traditional cer
(Text question 12.61) To appreciate the relative toughness of (i)Traditional ceramics, (ii) high-toughness, unreinforced (iii)Ceramic matrix composites, plot (in Excel) the breaki…
(The A Person, Student, Employee, Faculty, and Staff classes) Design a class nam
(The APerson, Student, Employee, Faculty, and Staff classes) Design a class named APerson and its two subclasses named Student and Employee. Make Faculty and Staff subclasses of E…
(The Person, Student, Employee, Faculty, and Staff classes) Design a class named
(The Person, Student, Employee, Faculty, and Staff classes) Design a class named Person and its two subclasses named Student and Employee. Make Faculty and Staff subclasses of Emp…
(The Sieve of Eratosthenes) Create an array with all elements initialized to 1 (
(The Sieve of Eratosthenes) Create an array with all elements initialized to 1 (true). Array elements with prime subscripts will remain 1. All other array elements will eventually…
(The answer is not 49 or 74.51 J/(mol K) The heat capacity, C_p, of liquid carbo
(The answer is not 49 or 74.51 J/(mol K) The heat capacity, C_p, of liquid carbon disulfide is a relatively constant 78 J/(mol middot K). However, the heat capacity of solid carbo…
(The equation below is not balanced! Your first task is to balance it.) CH3CH2OH
(The equation below is not balanced! Your first task is to balance it.) CH3CH2OH(aq) + Cr2O72(aq)----->CH3COOH(aq) + Cr3+(aq) acidic solution ethyl alcohol (yellow-orange) acet…
(The equation below is not balanced! Your first task is to balance it.) CH3CH2OH
(The equation below is not balanced! Your first task is to balance it.) CH3CH2OH(aq) + Cr2O72(aq)----->CH3COOH(aq) + Cr3+(aq) acidic solution ethyl alcohol (yellow-orange) acet…
(The pictures below have the lab procedure and chemical equations need) 1. Descr
(The pictures below have the lab procedure and chemical equations need) 1. Describe the function of a phase transfer catalyst. Draw structure of the phase transfer catalyst used i…
(This is BIOchemistry) For the appetite-related signaling molecule LEPTIN: a.) W
(This is BIOchemistry) For the appetite-related signaling molecule LEPTIN: a.) What is the specific function of that molecule? b.) What is the mechanism of that action (how does i…
(This is a multiple choice question). Answer choices are: A) Fluorine is the wor
(This is a multiple choice question). Answer choices are: A) Fluorine is the worst at withdrawing electrons inductively. But fluorine is the best at donating electrons by resonanc…
(This is a part b question... Part a asked to test and see if the dulong and pet
(This is a part b question... Part a asked to test and see if the dulong and petit relationship is accurate. (M)(C)=25. ) Part b asks.. (Please answer b) B). For the use of the eq…
(This is for an intro to C++ course so it doesn\'t need to be fancy\") Example U
(This is for an intro to C++ course so it doesn't need to be fancy") Example User Interface: Enter of shares purchased 100 1. Write a program that asks the user the following Ente…
(This is mainly aimed at those who have specific knowledge of low latency system
(This is mainly aimed at those who have specific knowledge of low latency systems, to avoid people just answering with unsubstantiated opinions). Do you feel there is a trade-off …
(Turn in to your Instructor with the post laboratory report for this experiment)
(Turn in to your Instructor with the post laboratory report for this experiment) How would your results (calculated concentration of NaOH) have been affected if (provide an explan…
(Two part question. Please answer each part or allow someone who will. Enlarge p
(Two part question. Please answer each part or allow someone who will. Enlarge picture if script is hard to read) Use the Nernst equation and data from Appendix D in the textbook …
(Two-dimension Army) Write a program that will compute the flow rate in a set of
(Two-dimension Army) Write a program that will compute the flow rate in a set of pipes. Using the following formulae: Where: Flow rate is given by: q = a * v and a = pi d^2/4 Wher…
(Unless otherwise noted, 2 pts, for cach blank) Molarity of HCT (M) (Opt. each):
(Unless otherwise noted, 2 pts, for cach blank) Molarity of HCT (M) (Opt. each): Volume of HC1 (mL): Mass of Mg (gram) Volume of gas befors placing in Equalization Chamber (ml)a p…
(Unless otherwise noted, 2 pts. for each blank) Molarity of HCI (M) (1pt, each):
(Unless otherwise noted, 2 pts. for each blank) Molarity of HCI (M) (1pt, each): Volume of HCI (mL): Mass of Mg (gram): Volume of gas before placing in Equalization Chamber (mL) (…
(Unless otherwise noted, 2 pts. for each blank) Molarity of HCI (M) (Ipt. each):
(Unless otherwise noted, 2 pts. for each blank) Molarity of HCI (M) (Ipt. each): Volume of HCl (mL): Mass of Mg (gram): *Volume of gas before placing in Data, Trial 1 .00M Data, T…
(Unordered Sets) As explained in this chapter, a set is a collection of distinct
(Unordered Sets) As explained in this chapter, a set is a collection of distinct elements of the same type. Design the class unorderedSetType, derived from the class unorderedArra…
(Unordered Sets) As explained in this chapter, a set is a collection of distinct
(Unordered Sets) As explained in this chapter, a set is a collection of distinct elements of the same type. Design the class unorderedSetType, derived from the class unorderedArra…
(Unordered Sets) As explained in this chapter, a set is a collection of distinct
(Unordered Sets) As explained in this chapter, a set is a collection of distinct elements of the same type. Design the class unorderedSetType, derived from the class unorderedArra…
(Use Java) 30.2 (Guestbook Application) Create a JSF web app that allows users t
(Use Java) 30.2 (Guestbook Application) Create a JSF web app that allows users to sign and view a guestbook. Use the Guestbook database to store guestbook entries. [Note: A SQL sc…
(Use Java) 31.3 (Phone Book Web Service) Create a RESTful web service that store
(Use Java) 31.3 (Phone Book Web Service) Create a RESTful web service that stores phone book entries in the database PhoneBookDB and a web client application that consumes this se…
(Use Python)Write a program on python that prompts the user to enter two positiv
(Use Python)Write a program on python that prompts the user to enter two positive numbers. Only accept positive numbers - if the user supplies a negative number or zero or anythin…
(Use Python)Write a program on python that prompts the user to enter two positiv
(Use Python)Write a program on python that prompts the user to enter two positive numbers. Only accept positive numbers - if the user supplies a negative number or zero or anythin…
(Use the In-lab observations to complete the laboratory report. Turn in to your
(Use the In-lab observations to complete the laboratory report. Turn in to your instructor when you have completed the report.) for Trial 1. Conc. Fe (NO_3)_3 soln. used _____ M C…
(Use the spaces provided for the answers and additional paper if necessary) 1. W
(Use the spaces provided for the answers and additional paper if necessary) 1. When you calculated k in the rate equation for the reaction of KMnO, solution and H2C204 solution, y…
(Use the spaces provided for the answers and additional paper if necessary.) 1.
(Use the spaces provided for the answers and additional paper if necessary.) 1. Distinguish between solute and solvent. 2. List three colligative properties 3. Distinguish between…
(Use this data for thenext set of questions. A 125 mL Erlenmeyer, flask has a me
(Use this data for thenext set of questions. A 125 mL Erlenmeyer, flask has a measuredvolume of 152 mL. A 0.199-g sample of an unknown vaporoccupies the flask at 98.7 oC and 754 t…
(Using MATLAB) Write an FFT algorithm in the computer language of your choice. D
(Using MATLAB) Write an FFT algorithm in the computer language of your choice. Do not invoke a system's prepared FFT. Write your own comments, so that I can see that you understan…
(Web Programming) Please help me find and fix the errors and/or missing codes be
(Web Programming) Please help me find and fix the errors and/or missing codes below "Product_order.html" code below: <!DOCTYPE html> <html lang="en"> <head> &…
(Welty 18.24) Drug formulations contain an active drug dissolved in a nontoxic s
(Welty 18.24) Drug formulations contain an active drug dissolved in a nontoxic solution to facilitate its delivery into the body. They are often packaged into sterile syringes so …
(While loops)MATLAB problem Write a program that uses a while loop to calculate
(While loops)MATLAB problem Write a program that uses a while loop to calculate the sum of the first n positive integers. The value for n is provided by the user. sum_n = l+2+3+..…
(While loops)Solve one problem using matlab Rewrite the following script using a
(While loops)Solve one problem using matlab Rewrite the following script using a while loop, collects 5 numbers from the user, calculate the sum, and displays the result in a nice…
(While loops)Use matlab to solve problems (1). Write a program that asks the use
(While loops)Use matlab to solve problems (1). Write a program that asks the user to enter an integer that is greater than 0. The function will keep on asking the user for the num…
(You may use the Henderson-Hasselbalch equation to perform the following calcula
(You may use the Henderson-Hasselbalch equation to perform the following calculations, but you do not have to.) The Ka of acetic acid is 1.8 10–5. Review your calculations with yo…
(a -5 points) You are trying to protect some lead pipes anode (something else th
(a -5 points) You are trying to protect some lead pipes anode (something else that is oxidized). U this application. Write the full electrochemical equation by combining the two h…
(a) (b d e (f) g ( (h) What is the electronic geometry for (c)? choices are: lin
(a) (b d e (f) g ( (h) What is the electronic geometry for (c)? choices are: linear, trigonal planar, tetrahedral, trigonal pyramidal, bent, trigonal bipyramidal, seesaw, T-shaped…
(a) (i) Calculate the [H3O+] and pH of a solution containing 1.38 × 10-2 mol L-1
(a) (i) Calculate the [H3O+] and pH of a solution containing 1.38 × 10-2 mol L-1 bromoacetic acid (pKa = 2.902) and sufficient potassium chloride to make I = 0.10 mol L-1. Use act…
(a) 0.4 m NaCl 0.3 m Na 2 SO 4 0.5 m sucrose (nonelectrolyte) (b) 0.2 m HCl 0.2
(a) 0.4 m NaCl 0.3 m Na2SO4 0.5 m sucrose (nonelectrolyte) (b) 0.2 m HCl …
(a) 400 mg of solid calcium sulfate, CaSO 4 (s), is added to 1.0 L of pure water
(a) 400 mg of solid calcium sulfate, CaSO4 (s), is added to 1.0 L of pure water and the solid begins to dissolve according to the following reaction: What is the concentration of …
(a) 71.2°C (b) 63.6°C (c) 51.0°C (d) 42.0°C (e) 69.5°C 5. Calculate the energy i
(a) 71.2°C (b) 63.6°C (c) 51.0°C (d) 42.0°C (e) 69.5°C 5. Calculate the energy in the form of heat (in kJ) required to convert 100.0 grams of liquid water at 80.0°C to steam at 12…
(a) A 3.00-L flask is filled with gaseous ammonia, NH3. The gas pressure measure
(a) A 3.00-L flask is filled with gaseous ammonia, NH3. The gas pressure measured at 18.0 C is 1.65 atm . Assuming ideal gas behavior, how many grams of ammonia are in the flask? …
(a) A 4.97 kg salami is supported by a cord that runs to a spring scale, which i
(a) A 4.97 kg salami is supported by a cord that runs to a spring scale, which is supported by another cord from the ceiling (see Figure (a)). What is the reading on the scale, wh…
(a) A Tanabe-Sugano energy level diagram for a d6 octahedral complex is shown be
(a) A Tanabe-Sugano energy level diagram for a d6 octahedral complex is shown below. Note that the x-axis is actually /B/10 (i.e., a value of 3 is actually 30 /B) Numbered arrows …
(a) A certain aqueous solution of sucrose at 25°C has a vapor pressure of 23.34
(a) A certain aqueous solution of sucrose at 25°C has a vapor pressure of 23.34 torr. The vapor pressure of water at 25°C is 23.76 torr. Find the activity of the solvent water in …
(a) A commercial 737 jet transporting 143 passengers and 5 crew members from Kan
(a) A commercial 737 jet transporting 143 passengers and 5 crew members from Kansas City to Baltimore burned 11,800 lbs. (about 1700 gallons) of Jet A fuel en route. Jet A fuel is…
(a) A compound was analyzed and was found to contain the following percentages o
(a) A compound was analyzed and was found to contain the following percentages of the elements by mass: vanadium, 56.01%; oxygen, 43.98%. Determine the empirical formula of the co…
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