Wednesday
July 23, 2014

Posts by james


Total # Posts: 1,832

finance
A firm has beginning inventory of 300 units at a cost of $11 each. Production during the period was 650 units at $12 each. If sales were 700 units, what is the value of the ending inventory using LIFO? Note: LIFO, last-in, first-out represents that the last produced will be th...

Chemistry
from the equation: Ksp=(.08M)(F^-)^2 there are two unknown how do we solve it

Social Studies
Thanks, that is quite helpful do you have any additional information or links you could provide me with. I need to write like 3 pargraphs about this topic. Thanks Ms.Sue!

Social Studies
What factors may contribute to the differences in GDP per capita in the areas of the world in places like Europe which is high compared to Africa which is low? I know that the United States and Europe are more technologically advanced than Africa. I also know that economically...

Physics
591.85 J

Forensic Science
I have to order these steps that a CSI would do upon arrival of scence. 1. Look for identification on the body. 2. Notify the Medical Examiner to determine if head injury is sufficient to cause death. 3. Have the forensic laboratory analyze blood on trail and match it to blood...

Math
A major corporation is building a 4325 acre complex of homes, offices, stores, schools, and churches in the rural community of Glen Cove. As a result of this development, the planners have estimated that Glen Clove's population (in thousands) t yr from now will be given by...

Statistics
Calculate the first, second, and third quartiles of the following samples. 5 8 2 9 5 3 7 4 2 7 4 10 4 3 5 23

Physics
a block , mass .10 kg, slides from rest without friction down an inclined plane 2m long which makes an angle of 20 degrees with the horizontal.(a) WWhat force accelerates the block down the plane?(b)j What is the velocity of the block when it reaches the botton of the pplane? ...

Math
Domain of f o g F(x)=5/x+4 ; g(x)=1/x f(x)=x/x+5 ; g(x)=6/x

College English
B. They replaces aliens; them replaces abductees.

chemistry
What is the nuber of grams of oxygen present in 4.50 x 10^22 SO3 moleucles?

chemistry
What are the number of atoms of nitrogen in 10g of N2H4?

chemistry
how many moles are in 5 grams of no2 molecules?

equations calculus
what is the value of y in the equation (y/(2y-x))=0.5

financial analysis
an item which may be converted to cash within one year or one operating cycle of the firm is classified as a

Spanish
what is the correct pronoun: El hombre ____ (el libro) da al joven.

Math Please Help!!
Simplify. You may use the properties to help. When you type your answer, do not space between numbers and symbols. (-5a)(3b)(2c) Would this equal -30abc?? HELP!

physics
A bar 5m long has a weight of 50nt attached to the other end is 80nt. Determine the magnitude, direction, and point of application of the equilibriant.

Physics
.5m from Paul*

Physics
Paul and henry carry a sack weighing 600nt on a pole between them. If the pole is 2m long and the load is .dm from Paul, what forrce does each boy exert?

Microeconomics
Scarcity, utility and distribution are the underlying principles governing every economy. Human needs can never be satisfied (non-satiation principle) but the caveat is that when human attains more of the same things, they become happy (increasing utility: a measurement of sat...

optimization
A model space shuttle is propelled into the air and is described by the equation y= (-x2/2e) +ex (in 1000 ft), where y is its height in feet above the ground. What is the maximum height that the shuttle reaches?

physics
a car starts from rest and travels for 4.2 s with a uniform deceleration of 1.8m/s^2. what is the final velocity of the car?

statistics urgent
Consider all cars that are involved in an accident and assume that all cars are classified as either small or large. The probability that a small car is involved an accident is .2 if a small car is involved in an accident, the probabbility that there was fatality in that accid...

statistics
Suppose the number of customer complaints per day on the morning shift 6-12 noon at Doys is distributed as # of complaints f(x) 0 .3 1 ? 2 .2 what is the value of the missing probability? What is the average number of complaints per day on the morning shift at Doys? What is th...

Math
If ∆ ABC ~ ∆ DEF, BC = 12 cm, EF = 10 cm, and AC = 18 cm, find DF.

Math
Every Square is a rhombus. True or False? This one has me confused.

Math
In a rhombus all angles are right angles. True or False?

9th grade alegbra
solve -5/6=2/3(3c+4)

9th grade alegbra
solve df + 10h=3 for h

Physics
The parachute on a race car that weighs 8036 N opens at the end of a quarter-mile run when the car is traveling 39 m/s. The acceleration of gravity is 9.81 m/s2 . What net retarding force must be supplied by the parachute to stop the car in a distance of 1270 m? Answer in unit...

math
draw one set of letter from set 1 and place in set 2 draw one letter from set 2 place in set 3 now draw one letter from set 3 what is the probability that the last letter drawn is b? set 1 = bcb set 2 = bb set 3 = b

math
find the radius of each circle with the given measurement 20. C= 18pie in

math
use either substitution or elimination to solve 8x+15y=13 2x-5y=-1

math
use either substitution or elimination to solve 9x+5y=-6 4x+3y=2

related rates problem-calculus
A spherical balloon is being filled with air in such a way that its radius is increasing at a rate of 2 centimeters per second. At what rate is the volume of the balloon changing at the instant when its surface has an area of 4 pi square centimeters?

Physics HELP!
At what minimum speed must a roller coaster be traveling when upside down at the top of a circle if the passengers are not to fall out? I'm having trouble understanding what it means by minimum speed. I know that at the top there are two forces, the force of gravity and th...

Physics
A truck traveling at a constant speed of 40.0 km/h applies its brakes and comes to a complete stop in 5.0 s. The truck starts again and accelerates at a constant rate of 0.80 m/s2. After restarting, how far does the truck travel before reaching its original speed of 40.0 km/h?

English
Is logic and thinking the same thing. Like could i say His logic and thinking became completely different.

Physics
The sound travels in all directions .. so it's power is spread out over the surface of a sphere. The radius of this sphere increases as it travels, distributing the power (P) over a greater and greater area (A) that reduces it's intensity (I) in W/m² Intensity, I ...

7th grade
500 words on (how) to write about the law of april 6th 1830?help

physics
The pressure and volume of a gas are changed along a path ABCA in the figure. The vertical divisions on the graph represent 4.50 X 10^5 Pa, and the horizontal divisions represent 3.00 X10^-3 m3. Determine the work done (including algebraic sign) in each segment of the path. (a...

college
Dale Emerson served as the chief financial officer for Reliant Electric Company, a distributor of electricity serving portions of Montana and North Dakota. Reliant was in the final stages of planning a takeover of Dakota Gasworks, Inc. a natural gas distributor that operated s...

business law
Dale Emerson served as the chief financial officer for Reliant Electric Company, a distributor of electricity serving portions of Montana and North Dakota. Reliant was in the final stages of planning a takeover of Dakota Gasworks, Inc. a natural gas distributor that operated s...

Math
To conduct a scientific experiment, students need to mix 90 mL of a 3% acid solution. They have a 1% and a 10% soulution available. How many mL of each of the two solution must they combine to pruduce 90mL of the 3% solution?

religion
According to the Cow (2nd sura of Qur’an), Muslims a) must not be the aggressor in war b) should avoid violence at all cost c) must formally declare war before attacking d) may not mistreat captives

math
how do i solve 4/r5+6/rt divided by 12/st

Finance
You are evaluating a proposed expansion of an existing subsidiary located in Switzerland. The cost of the expansion would be SF 32.4 million. The cash flows from the project would be SF 9 million per year for the next five years. The dollar required return is 15 percent per ye...

physics
Joe wishes to hang a sign weighing 705 N so that cable A, attached to the store, makes a 30.0° angle, as shown below. Cable B is horizontal and attached to an adjoining building. What is the tension in cable B?

physics
You are driving a 2520.0-kg car at a constant speed of 14.0 m/s along a wet, but straight, level road. As you approach an intersection, the traffic light turns red. You slam on the brakes. The car's wheels lock, the tires begin skidding, and the car slides to a halt in a d...

Chemistry
Is this true?

Chemistry
True or False: A non-spontaneous reaction is converted into a spontaneous reaction in a voltaic cell by the expense of electrical energy. I believe it is true because in a non spontaneous reaction, energy must be induced in order for it to occur. Is this true?

College Chemistry
Am I correct?

College Chemistry
If current is passed in an electrolytic cell containing sodium nitrate, NaNO3, dissolved in water, what are the products at the anode and the cathode? If it's dissolved in water then it is: NaNO3 -> Na+ + NO3- right? So you have... Anode: NaNO3 -> Na+ + e- Cathode : ...

algebra
cube has avolume of 729 cubic centimeters what is its side length

physics help
A 1210 N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1820 N crate hangs from the far end of the beam. The angle between the beam and the horizontal is 30 degrees upwards and the angle between the horizontal and the...

physics help
A 1210 N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1820 N crate hangs from the far end of the beam. The angle between the beam and the horizontal is 30 degrees upwards and the angle between the horizontal and the...

Molecular Biology
You are working in a lab that has recently discovered a new viral protein. Describe in detail how you could generate a polyclonal antibody preparation against this protein. Include a full description of production and purification. Describe in detail an experiment that could b...

Math
Solve the equation: 2^x^2-4x = (1/16)^x-4

physiology
if the value of ion concentration divided by atomic weight is equal for na+ and ca2+, which will have the higher osmolality?

American Democracy
Acts of Congress.

Physics
A ferryboat traveling at a speed of 30 km/h attempts to cross a river with a current of 5 km/h. What is the boat's speed relative to the shore? A.8 km/h B.25 km/h C.30.4 km/h D.32.8 km/h

Geometry
Hi, I need some help with SIN COS TAN

Math
in 6-6÷6×6+6=0 where would the parenthesis go

chemistry
A 0.446 g- sample of an unknown monoprotic acid was titrated with 0.105 M KOH. the molar mass is 120 g/mol What is the pKa value?

math
Three rectangles have exactly the same area. The dimensions of each rectangle (as length and width) are a and b; a – 3 and b + 2; and a + 3 and b – 1. Find the area of the rectangles.

math
A painter leans a ladder against a vertical wall. The top of the ladder is 7 meters above the ground. When the bottom of the ladder is moved 1 meter farther away from the wall, the top of the ladder is 5 meters above the ground. What is the length of the ladder? Round to the n...

calculus
Find all relative extrema and points of inflection of the function: f(x) = sin (x/2) 0 =< x =< 4pi =< is supposed to be less than or equal to. I can find the extrema, but the points of inflection has me stumped. The inflection point is (2pi,0) but shouldn't there ...

10th grade
If m<pqs=3x+13and m<sqt=6x-2,

electrical
does anyone have the exam answers to exam 00603300

electrical
penn foster exam 00603300

Accounting
Complete exercises 2-1 and 2-2 on pp. 95-98 of Computer Accounting with Peachtree Complete® 2010 using Peachtree.

College Chemistry
Entropy will be greater than 0 right, since there is more disorder in the gaseous state? What about the Enthalpy?

College Chemistry
Predict the signs of delta H (Enthalpy) and delta S (Entropy) for the evaporation of water at 85 C.

physics
Two children seat themselves on a seesaw, the one on the left has a weight of 400N whlie the one on the right weighs 300N. The fulcrum is at the midpoint of the seesaw, if the child on the left is not at the end but is 1.5m from the fulcrum, and the seesaw is balanced, what is...

public administration
i dont know where to begin to answer these questions and this is something we have not gone over in class yet!

public administration
Assume that after all the rhetoric and great debates on health care reform that Congress decided the rate regulation that has been used for a century to control the prices and services of common carriers in transportation is an appropriate model. It therefore established the &...

college
creating a slide on debunking gender misconception any tips

physics
A person is riding a bicycle, and its wheels have an angular velocity of +15.5 rad/s. Then, the brakes are applied and the bike is brought to a uniform stop. During braking, the angular displacement of each wheel is +15.5 revolutions. (a) How much time does it take for the bik...

math
The earth has a radius of 6,380 km. The formula for the volume of a sphere is �� V = 4/3 ðx^3, and the formula for surface area of a sphere is A = 4ðx^2 . Find the volume and surface area of the earth and write the answer in scientific notation with two n...

chemistry
How many mL of 0.25 M H2SO4 can be made from 50.0mL of 0.50 M H2SO4? Also in this case, what does the capital M stand fro?

science
if a thermometer contained a gram of mercury, how much would the volume of the mercury change when the temperature rose from 0 degrees celcius to 30 degrees celcius?

chem 30
Do you have a textbook?

chemistry
The solubility of barium nitrate at 100°C is 34 g/100 g of H2O and at 0°C is 5.0 g/100g of H2O. If you start with 100 g of Ba(NO3)2 and make a saturated solution in water at 100°C, how much water is required? If the saturated solution is cooled to 0°C, how much...

Ecology
4. c 5. a 6. c 7. b 8. a 9. b 10.c

physics
A vector is 100 units long and makes an angle of 50 degrees with the positive x-axis. find the x and y components of this vector.

project management
i have to write a 50-100 word summary for a final project proposal being the project manager.any ideas what kind of projects i can use?

Physics
A 1030 kg car is pulling a 360 kg trailer. Together, the car and trailer have an acceleration of 2.07 m/s2 directly forward. How do you find net force on the car and trailer?

IT
Service Request SR-kf-013 5 page section of the paper. This should include: o Testing Process Summary: Define a test plan or script that identifies major software functionality and hardware to be tested along with the required outcomes. o Installation Process and Training Plan...

IT
Service Request SR-kf-013

College Chemistry
"A student weighs 0.347 g of KHP on a laboratory balance. The KHP was titrated with NaOH and the concentration of the NaOH determined to be 0.110 M. For the second titration, the student correctly diluted 6 M HCl from the reagent shelf using a graduated cylinder to obtain...

Chemistry
The Question Is: "A student weighs 0.347 g of KHP on a laboratory balance. The KHP was titrated with NaOH and the concentration of the NaOH determined to be 0.110 M. For the second titration, the student correctly diluted 6 M HCl from the reagent shelf using a graduated c...

College Chemistry
Can anyone give me an update on this?

College Chemistry
Anyone know if my answer is correct?

College Chemistry
Anyone know if my answer is correct?

College Chemistry
The Question Is: "A student weighs 0.347 g of KHP on a laboratory balance. The KHP was titrated with NaOH and the concentration of the NaOH determined to be 0.110 M. For the second titration, the student correctly diluted 6 M HCl from the reagent shelf using a graduated c...

College Chemistry
Would i divide the M and then multiply by Ka?

College Chemistry
"What is the pH of a solution that is 0.50 M in sodium acetate and 0.75 M in acetic acid? (Ka for acetic acid is 1.85 x 10-5)." Would i use the Ka expression formula??

math
A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 pa...

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