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2 Pages
Day 3 Thanksgiving Homework
School: Rutgers University
Course: CHEMISTRY 161
She then takes 15.0 mL of this solution and adds enough water to make 300.0 mL of solution. What is the final concentration of Na + (aq)? What is the mole fraction of SO 4 2− in a 1.246 M Na 2 SO 4 aqueous solution? ...
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8 Pages
PS2 Soln 2012 v2
School: University Of Illinois, Urbana Champaign
Course: CHEM 440
... If A and B are identical (say =A) in container 1 (50 ml) and container 2 (50 ml). The concentrations in each container are identical and identical to the final concentration. 1 1 2 2 1 2 , , 1 2 ( ln[ ]) ( ln[ ]) ( ) ln[ ]) 0 o o i A m A A m A...
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20 Pages
Organic Chemistry Notes
School: Villanova University
Course: CHM 1156
Organic Chemistry Organic chemistry is the study of carbon-based molecules. Shapes of Organic Molecules Carbon will almost always form four bonds ...
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5 Pages
345-1Ts
School: University Of British Columbia
Course: CHBE 345
DEPARTMENT OF CHEMICAL AND BIOLOGICAL ENGINEERING CHBE 345 - Unit Operations II Tutorial 1 1. An inlet water solution of 100 kmol/h containing 0.010 mole fraction nicotine in water is stripped with a kerosene stream ...
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Molecular and Empirical Formulas, and Moles Worksheet-Solutions
School: University Of California, Merced
Course: CHEM 002
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2 Pages
Moles and Avogadro’s Number Worksheet Solutions
School: University Of California, Merced
Course: CHEM 002
Mole Essays View All Mole Study Resources Essays
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2 Pages
Discussion of Diffusion paper
School: Christopher Newport University
Course: CHEM 321
DiscussionofDiffusionpaper Diffusionisatypeoftransportwithinacell whereparticlesmovefromareasof highconcentrationtoareasoflowco ncentration.Thisisaformofpassivetransport becauseitrequiresnoenergy. Manyfactorscanaffectdiffusionandthetimeittakesfora...
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3 Pages
Bromination of (E)-Stilbene
School: University Of Texas
Course: CH 220C
... it was purified. The theoretical mass for the percent yield equation was found by using the mole-to-mole and gram-to-gram ratio of (E)-stilbene and meso-stilbene-dibromide. The melting range ...
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6 Pages
Atoms, Molecules, an_TiaGraded
School: University Of Phoenix
Course: CHM 109
Running head: ATOMS, MOLECULES, AND ELEMENTS PAPER Atoms, Molecules, and Elements Paper Tia Caldwell CHM 109 July 19th 2015 Amy ...
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1 Page
differences between empirical and molecular formulas
School: Rio Salado Community College
Course: CHEMISTRY 130ll
... You can find the empirical formula by converting the mass of each element to moles using the molar mass from the periodic table. You then will divide the value of each mole by the smallest number of moles previously calculated. ...
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2 Pages
Day 3 Thanksgiving Homework
School: Rutgers University
Course: CHEMISTRY 161
She then takes 15.0 mL of this solution and adds enough water to make 300.0 mL of solution. What is the final concentration of Na + (aq)? What is the mole fraction of SO 4 2− in a 1.246 M Na 2 SO 4 aqueous solution? ...
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5 Pages
345-1Ts
School: University Of British Columbia
Course: CHBE 345
DEPARTMENT OF CHEMICAL AND BIOLOGICAL ENGINEERING CHBE 345 - Unit Operations II Tutorial 1 1. An inlet water solution of 100 kmol/h containing 0.010 mole fraction nicotine in water is stripped with a kerosene stream ...
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5 Pages
topic_a
School: City College Of San Francisco
Course: CHEM 101A
CHEM 101A TOPIC A EQUATIONS, FORMULAS, AND STOICHIOMETRY WHAT YOU SHOULD BE ABLE TO DO WHEN YOU HAVE FINISHED THIS TOPIC: Write and balance chemical equations involving pure elements and compounds ...
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6 Pages
Chemistry of Wine 2015 Practice Exercise 4 KEY
School: Temple University
Course: CHEMISTRY 0821
Name_ Recitation day/time: Mon Tues Wed/10 Wed/1 Thurs Fri Chemistry of Wine; Practice Exercise 4 1) For the following six molecules, figure out how many alcohols and how many carboxylic acids are in each one. 2) The four molecules ...
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3 Pages
Using Freezing-Point Depression to Find Molecular Weight Lab
School: Virginia Commonwealth University
Course: CHEM 102
Scanned by CamScanner Scanned by CamScanner Scanned by CamScanner.
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1 Page
virtual 2-14
School: Dallas County Community College
Course: SCI 1411
... the solution in units of mol/kg. 0.08053 mol/kg. Calculate the mass percent of sodium bicarbonate in the solution. 13.5%. Calculate the mole fraction of sodium bicarbonate in the solution. 0.0294.
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3 Pages
Laboratory 16
School: Ohio State University
Course: CHEMISTRY 1220
... The average molecular weight was found to be 1.8 x 10^2 g/mole. However, the actual trials had molecular weights that ...
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7 Pages
Expt 1 - A Colorimetric Determination of Aspirin - SP 2015
School: Pennsylvania College Of Technology
Course: CHEM 1033
... 6 DATA SHEET PART A Mass of acetylsalicylic acid, C9H8O4 _____ g Molar Mass of acetylsalicylic acid ___180.16___ g mole -1 ...
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28 Pages
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38 Pages
Chapter 3 - Molecules, compounds, and chemical equations f2007
School: University Of Texas
Course: CHE 317
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12 Pages
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Lecture12 Th 10-03-13 Hybridization, Organic Molecules, and Stoichiometry (Post Lecture 102A)
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Lecture12 Th 10-03-13 Hybridization, Organic Molecules, and Stoichiometry (Post Lecture 102A)
School: University Of Illinois, Urbana Champaign
Course: CHEM 102
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48 Pages
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6 Pages
Mole Notes View All Mole Study Resources Notes
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8 Pages
PS2 Soln 2012 v2
School: University Of Illinois, Urbana Champaign
Course: CHEM 440
... If A and B are identical (say =A) in container 1 (50 ml) and container 2 (50 ml). The concentrations in each container are identical and identical to the final concentration. 1 1 2 2 1 2 , , 1 2 ( ln[ ]) ( ln[ ]) ( ) ln[ ]) 0 o o i A m A A m A...
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20 Pages
Organic Chemistry Notes
School: Villanova University
Course: CHM 1156
Organic Chemistry Organic chemistry is the study of carbon-based molecules. Shapes of Organic Molecules Carbon will almost always form four bonds ...
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10 Pages
Notes on Water
School: Claflin University
Course: CHEMISTRY 401
... eq. = [H. +. ][. OH. -. ]. [H 2 O]. Under standard conditions of P=1atm and T=25ºC. K eq = 1.8 x 10 -16 M. Mass of 1 L of water is 1000g (using density) and mass of one mole of water is 18g (MW = 18g/mol): ...
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1 Page
Average rates of diffusion notes
School: Christopher Newport University
Course: CHEM 321
Average rates of diffusion Notes Figure 1: The average rates of diffusion for each molecule. There were four trials with different molecule sizes and temperatures that are graphed above. The small molecule at 56 degrees Celsius had the fastest ...
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3 Pages
Quiz #1B KEY
School: University Of California, San Diego
Course: CHEM 6A
Quiz #1B Fridays TA Steven Nguyen Name: 1. Write the chemical symbol that corresponds to the following elements, polyatomic ions, or molecular compounds. (1 point each) _PO43-_ a) Copper _Cu_ e) Phosphate ion b) Arsenic _O22-_ ...
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2 Pages
Exam 3 Study Guide
School: Pasadena City College
Course: CHEMISTRY 1A
... Section 13.6 and Osmosis(pp 554-556).]. Concentration Units: % by mass, Molarity (M) , Mole Fraction (C), Molality (m); ppm. ...
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5 Pages
midterm 3
School: University Of Pennsylvania
Course: MIDTERM 3
... 1. (a) If one mole of an ideal gas is taken from TI and Vi to T2 and V2 and Cv is independent of temperature, show that: (10 points) ...
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7 Pages
CH201_F15_Mid1_MainExam_Key (1)
School: Oregon State University
Course: CH 202
... Name_____ 1 mole of things = 6.022 x 10 23 things h = 6.626x10 -34 J·s c = 3.00 x 10 8 m/s 1 eV = 1.602x10 -19 J 1.000 US gallon = 3.785 liters ...
