Determine van't Hoff factor for calcium chloride. Record in LabData. Volume of DI water (mL) Mass of
Fantastic news! We've Found the answer you've been seeking!
Question:
Determine van't Hoff factor for calcium chloride. Record in LabData.
Transcribed Image Text:
Volume of DI water (mL) Mass of calcium chloride (g) Moles of calcium chloride (mol) Mass of calorimeter + solution (g) Mass of calorimeter + solution + ice (g) Freezing-point of solution (°C) Mass of calorimeter + ice after decanting (g) Mass of ice added (g) Mass of ice remaining after decanting (g) Mass of melted ice (g) Mass of water in final solution (g) Mass of water in final solution (kg) Molality of solution (m) Freezing-point depression (°C) van't Hoff factor 47.2 1.13 0.0102 65.67 110.00 -0.84 39.88 44.33 22.66 21.67 68.99 0.06899 0.148 0.74 48.0 2.35 0.0212 67.98 114.16 -1.40 30.37 46.18 12.92 33.26 81.44 0.08144 0.260 1.30 49.0 2.83 0.0255 69.27 114.28 -1.70 31.62 45.01 14.29 30.72 79.83 0.07983 0.319 1.60 1 2 3 5 7 PHASE 10: Graph and analyze data Complete the following steps: Select variable for X axis Select variable for Y axis Select graph type Create graph Show linear regression. Save graph Determine van't Hoff factor for calcium chloride. Record in Lab Data Volume of DI water (mL) Mass of calcium chloride (g) Moles of calcium chloride (mol) Mass of calorimeter + solution (g) Mass of calorimeter + solution + ice (g) Freezing-point of solution (°C) Mass of calorimeter + ice after decanting (g) Mass of ice added (g) Mass of ice remaining after decanting (g) Mass of melted ice (g) Mass of water in final solution (g) Mass of water in final solution (kg) Molality of solution (m) Freezing-point depression (°C) van't Hoff factor 47.2 1.13 0.0102 65.67 110.00 -0.84 39.88 44.33 22.66 21.67 68.99 0.06899 0.148 0.74 48.0 2.35 0.0212 67.98 114.16 -1.40 30.37 46.18 12.92 33.26 81.44 0.08144 0.260 1.30 49.0 2.83 0.0255 69.27 114.28 -1.70 31.62 45.01 14.29 30.72 79.83 0.07983 0.319 1.60 1 2 3 5 7 PHASE 10: Graph and analyze data Complete the following steps: Select variable for X axis Select variable for Y axis Select graph type Create graph Show linear regression. Save graph Determine van't Hoff factor for calcium chloride. Record in Lab Data
Expert Answer:
Related Book For
Elementary Principles of Chemical Processes
ISBN: 978-1119498759
4th edition
Authors: Richard M. Felder, ? Ronald W. Rousseau, ? Lisa G. Bullard
Posted Date:
Students also viewed these chemical engineering questions
-
Determine the vant Hoff factor for the following ionic solute dissolved in water. 823918
-
Calcium chloride is a salt used in a number of food and medicinal applications and in brine for refrigeration systems. Its most distinctive property is its affinity for water: in its anhydrous form...
-
For each of the following independent scenarios, determine whether Van Allen Corporation is a principal or an agent for purposes of applying the 5-step revenue recognition model. 1. Van Allen is a...
-
Compare the ACA passed in 2010 with the Massachusetts health plan adopted in 2006 (use the Internet to obtain more details than we have provided in this chapter). Be sure to note the similarities and...
-
As a condition of employment, Fashion Industries applicants must pass a drug test. Of the last 220 applicants, 14 failed the test. Develop a 99% confidence interval for the proportion of applicants...
-
Computers in a shipment of 100 units contain a portable hard drive, CD RW drive, or both according to the following table: Portable hard drive Yes No CD RW Yes 15 80 No 4 1 Let A denote the events...
-
Monroe Bradstad borrowed \($100,000\) from his aunt, Jeanne Garland, to purchase farmland. Both parties subsequently signed a promissory note stipulating that interest would be accrued prior to or on...
-
A process currently services an average of 50 customers per day. Observations in recent weeks show that its utilization rate, utilization is about 90 percent, allowing for just a 10 percent capacity...
-
Researchers were curious about the size of the bill at a restaurant based on whether a credit card was used to pay versus cash. The researchers took random samples of bills at restaurants across the...
-
A typical tube-style incandescent light bulb lasts for 1,000 hours and is available to consumers for $3.00 per bulb. A manufacturer has produced a tube-style halogen light bulb that gives the same...
-
Compute a three - week moving average forecast for the arrival of medical clinic patients in week 4 . The numbers of arrivals for the past three weeks were as follows: If the actual number of patient...
-
The angular displacement, radians, of the spoke of a wheel is given by the expression = 0.8t = t, where t is the time in seconds. a) The angular velocity after 5 seconds (w5). W5 b) The angular...
-
A person travels by car from one city to an- other. She drives for 23.3 min at 89.8 km/h, 12.8 min at 84.1 km/h, 51.9 min at 34.7 km/h, and spends 13.8 min along the way eating lunch and buying gas....
-
The upfront cost for a new machine is $50,000. You project the new machine will generate net revenue benefits equivalent to $20,000 at end of Year 1, $30,000 at end of Year 2, and $40,000 at end of...
-
Refer to the following cash flow diagram: The equation that calculates the uniform equivalent (A) is written as A = X + Y Note: Interest rate (1 %) is calculated per year. Choose the correct term for...
-
Urinary tract infections (UTIS) include infections of the urethra, the bladder, or the kidneys. In hospitals, UTIs are more common in patients whose urinary catheters remain inserted long enough for...
-
On November 1, 2021, Ivanhoe Company purchased Concord, Inc., 10-year, 8%, bonds with a face value of $700000, for $620000. An additional $14000 was paid for the accrued interest. Interest is payable...
-
Find the equations of the ellipses satisfying the given conditions. The center of each is at the origin. Passes through (2, 2) and (1, 4)
-
Estimate the heat of vaporization (kJ/mol) of benzene at 25C, using each of the following correlations and data: (a) The heat of vaporization at the normal boiling point and Watsons correlation. (b)...
-
Vapor?liquid equilibrium calculations can sometimes be simplified through the use of a quantity called the relative volatility, which may be defined to terms of the following depiction of vapor and...
-
Using Raoults law or Henrys law for each substance (whichever one you think appropriate), calculate the pressure and gas-phase composition (mole fractions) in a system containing a liquid that is 0.3...
-
Complete the following sentences: A critical part of designing the deciding how to distribute the system's data. and to different Databases are a resource typically. by many- future. In designing for...
-
Meet local small business owners or representatives of as profit organizations. Find a company or organization that will host your team to produce a web site for them (nonmonetary, of course). Find...
-
More often than not, database environments in in organization reflect data structures that have been developed over a period of years, sometimes haphazardly, and that often reflect a variety of...
Study smarter with the SolutionInn App