Types of Reactions
Team Activity: Aqueous Solutions
Major Types of Reactions
Unless youre shooting atoms with lasers or are insi
State Variables & Energy
A state variable is one whose value depends only
on the current state of the system, and not how you
Its somewhat easier to show this with an example.
Transitionmetal(Charge roman numeral) anion-ide
Know your polyatomic ions
Sig Fig Rules: All non-zero numbers and 0s be
Solids, Liquids, Solutions
Phase Changes & Colligative Properties
Exam III Review:
Bohr Model to Modern Quantum Mechanics
Orbitals: Atomic, Hybrid, Molecular
Exam III: Friday, Usual Time, Usual Place
Review Session: We
Last section. Lets make this count!
What are the intermolecular forces that we know about?
Ion-ion/ various strengths of electrostatic attraction
between charged species
Chem 114 Discussion
Empirical and Molecular Formulae
Complex Ion Nomenclature
A kilogram is a defined quantity.
Thus, 12 grams is a defined quantity. (0.012 kg)
If you take 12 grams of 12C (this was chosen for the
Only a week before October break!
Work and Heat Energy
1st Law of Thermodynamics Esys+Esurr=0
E=qp+w where q=change in heat, w=work
qp=msT where m=mass, T=change in
S=specific heat J/(goC), but C=heat capacity J/oC
q>0 when he
Problem Solving Strategies
Mixing calcium chloride and sodium phosphate
precipitates calcium phosphate. Whats the formula of
x CaCl2(aq) + y Na3PO4(aq) z Ca3(PO4)2 (s) + w
A hydrogen moves from one reagent to another reagent
The reagent that loses the H+ is the acid and the one that takes it is
The oxidation number changes
The oxidized atom increases ox #, reduced atom decreases
P5.18 Under laminar conditions, the volume ow Q through 3 ml] hiangular-section pore of
P33 Three pipes steadily deliver water at 20C to a large exit pipe in Fig. P3 .3. The
velocity V2 = 5 mls, and the exit ow rate Q4 = 120 n13fh. Find (a) V1; (b) V3; and
(c) V4 if it is known that increasing Q3 by 20% would increase Q4 by 10%.
P2.5 Quito, Ecuador has an average altitude of 9,350 it. On a standard day, pressure
gage A in a laboratory experiment reads 63 kPa and gage B reads 105 kPa. Express these
readings in gage pressure or vacuum pressure, whichever is appropriate.
P4.4Il] For pressure-driven laminar ow between parallel plates (see Fig. 4.12b), the velocity
components are u = U(1 yzf 12), v = 0, and w = II], where Uis the centerh'ne velocity. In the
spirit of Ex. 4.6, nd the temperature distribution T02) for a const
P334 A rocket motor is operating steadily, as shown in Fig. P334. The products of
combustion owing out the exhaust nozzle approximate a perfect gas with a molecular
weight of 28. For the given conditions calculate V2 in ftt's.
Q l Liquld onyyn'
P6.4 For ow of SAE 30W oil through a 5-cm-diameter pipe, from Fig. A.1, for what
ow rate in m3/h would we expect transition to turbulence at (a) 20C and (b) 100C?
Solution: For SAE 30W oil take p =89] kg/m3 and take [1 = 0.29 kg/m-s at 20C (Tile
A3) and 0
P6.20 The oiltanks inTinylandare only 160 unhigh, and they dischargetothe Tinyland oil
atmosphere and 145 cm below the tank surface- The uid is medium fuel oil, p= 850 kg/m3 and
PS.27 Water at 20C flows past a h alf-body as shown in F ig. P8.27. Measured
pressures at points A and B are 160 kPa and 90 kPa, respectively, w ith uncertainties
of 3 kPa each. Estimate the stream velocity and its uncertainty.
Solution: Since Eq . (8. 18
P13 A hemispherical container, 26 inches in diameter, is lled with a liquid at 20C
and weighed. The liquid weight is found to be 1613r ounces. (6!) What is the density of the
uid, in kgmg? (6) What uid might this be? Assume standard gravity, g = 9.307 mfs
P43 An idealized incompressible ow has the proposed threedimensional velocity
V = 4% +y)j _,-.ka
Find the appropriate form of the function y) which satises the continuity relation.
Chapter 4 0 Differential Relations for a Fluid Particle 4-?
The problem here is that Jim felt like he did not accomplish any business
related work during his trip. Jim was expecting to discuss the companys college
textbooks potentials in the Colombian market. The ro
Feb / 21st / 2013
Intro to chemical engineer
( Tips from CBEN juniors and seniors )
Team members :
It is very important for a stud
Business Name and Founder:
prakti design labs
Solves the Problem
Managemen Diversity (Women)
Project Budget Form
Source of Project Cost
Project Name: Carnival Community Safety Project
Project Manager: ALMUQDAD ALNAMANI
Labor HourLabor Cost ($Material Cost Travel Cost Other Cost ($
The Harmful Effects of Smocking
Smocking has many harmful effects on people physically and
psychologically . This habit which has started killing people decades before they
could even discover its effects is one of our most