CHAPTER 13 THE PROPERTIES OF MIXTURES: SOLUTIONS AND COLLOIDS
FOLLOW-UP PROBLEMS 13.1 Plan: Compare the intermolecular forces in the solutes with the intermolecular forces in the solvent. The intermolecular forces for the more soluble solute will be more
Multiple Choice Questions (5 points per question, Bubble sheet).
1) The current in a wire along the x axis flows in the positive x direction. If a proton, located as shown in the figure, has an initial velocity in the positive z direction, it experiences
A hollow, uncharged spherical conductor has inner radius a and outer radius b. A positive point charge +q is in the cavity at the center of the sphere. Assume that V=0 at r = . a) Find the potential V(r) for r b b) Find the potential V(r) for a r b
Problem 1 a) Find the current in each resistance in the circuit below, the battery has negligible internal resistance (10 points). b) If the battery is replaced by a charged 1F capacitance what fraction of the charge will remain after 1 sec (10 points)?
CHAPTER 18 ACID-BASE EQUILIBRIA
FOLLOW-UP PROBLEMS 18.1 a) Chloric acid, HClO3, is the stronger acid because acid strength increases as the number of O atoms exceeds the ionizable H atom. b) Hydrochloric acid, HCl, is one of the strong hydrohalic acids wh
CHAPTER 17 EQUILIBRIUM: THE EXTENT OF CHEMICAL REACTIONS
FOLLOW-UP PROBLEMS 17.1 Plan: First, balance the equations and then use the coefficients to write the reaction quotient as outlined in Equation 17.4. Solution: a) Balanced equation: 4 NH3(g) + 5 O2(
CHAPTER 19 IONIC EQUILIBRIA IN AQUEOUS SYSTEMS
FOLLOW-UP PROBLEMS 19.1 Plan: The problems are both equilibria with the initial concentration of reactant and product given. For part (a), set up a reaction table for the dissociation of HF. Set up an equilib
QUIZ #3 (4/14/09) Name:
List (i.e. no explanation, just the correct word) the 6 unit operations involved in treating surface water (as described in class). (3 pts)
Screening, mixing flocculation, sedimentation, filtration, disinfection
What are two
QUIZ #2 (3/3/09) Name:
Fill in the blanks below (4 pts)
Alkalinity (mol/L) = _[HCO3-]_ + _2[CO32-]_ + _[OH-]_ - [H+] + [species that can accept an H+] [species that can donate an H+]
Bacteria are (circle all that are correct): (3 pts) a. 65% water b
QUIZ #1 (2/5/09) (more on back) Name: Write a mass balance equation for a substance C in which there is degradation of C (first order), an input flow, two output flows, and the system is NOT at steady state. Assume that the system is well-mixed and can be
gravityof 1'4 anda diameter (a) what is the terminalsettlingvelocityof a particlewith a specific C of 0 .010m m i n 2 0o w ater? basingwith a width i r o (b) Would particles f the sizein part (a) be completely emovedn a settling 7,500m3/d? of 10.0m, a
5'5' T he f ollowing d atah aveb eeno btained i n a B oD t estt hat i s m adet o d etermine how w ell a w astewaterreatment lant t p i s o peratrng:
InitialD O (mdL)
Volume dilution ater w (mL)
(A) w hat p ercentagef t he B oD
. cfw_r rrr i tr (
I t , f : t r . , f ' l \ 4 - i - L -7 C t cfw_ [ r ( c r u , 7 [t q '.
L l e t r ' I i ' - 1 , . , , ri t
' Z c r , ' r lD i l
c lrr i -c r rc,4( ( t l,5( t,1i
i Cr\s Ceotcfw_ i l c . - - 7
Z C t '