Friday

April 18, 2014

April 18, 2014

Total # Posts: 1,213

**philosophy**

I am to identify a film, television show, or other form of media art that involves cahracters/narrators reflecting upon the nature of identity and self. I want to write about Sex and the City. i was wondering do you think this would be a good topic. The theory that I want to d...

**Math**

How would you solve this problem using mental math (no conversion to decimals, no calculations of common denominators)in ascending order. Explain how you placed each one 1/4 8/9 7/10 9/21 7/16 2/3 2/47 5/6 3/4 3/5 1/13 1/8

**Math**

Solve Mentally with conversion to decimals, no calculation of common denominators. Place the following in ascending order(smallest to largest) 1/4 8/9 7/10 9/21 7/16 2/3 2/47 5/6 3/4 3/5 1/13 1/8

**Physics**

Find the modulus direction cosin unit vector 1)4a-2b+3c, 2)a-7b+5c, 3)4a-3b+c.

**physics113**

find the modulus direction cosin unit vector 1)4a-2b+3c, 2)a-7b+5c, 3)4a-3b+c.

**Physics**

Find the modulus direction cosin unit (1)4a-2b+3c (2)a-7b+5c (3)4a-3b+c

**Physics**

Find the modulus direction cosin unit vector 1) 4a-2b+3c (2) a-7b+5c (3)4a-3b+c

**philosophy**

I am to write a two page dialogue between Socrates and a person. I was thinking about writing about domestic violence. What do you think about that subject. Should I use statistics and numbers regarding this issue.

**math**

in triangle ABC, AB = BC and ABC = 42. find ACB

**Math**

Do you think regular or irregular polygons are used more frequently in the design of objects and buildings in the world???

**Chemistry**

2C2H6+7O2=4CO2+6H2O how many moles of H2O are produced when a mixture of 0.427 moles of O2 and 0.150 moles of C2H6 is burned, iv already found moles of H2O for them separately.

**university chemistry**

many cola soft drinks contain caffeine and benzoic acid (pKa 4.2), explain how you would isolate separately pure caffeine and benzoic acid from an aqueous solution containing both compounds

**university chemistry**

this is for a chemistry laboratory experiment called "how much caffeine is there in instant coffee" What should be the pH of the aqueous layer to extract caffeine? There are three aqueous solutions that you may choose from. A. pH >14, using 2.5 M NaOH (aq) B. pH 1...

**math**

if my average is 88 percent. and if another grade is added, is it possible that my average would be the same

**physics**

Suppose that the pressure of an ideal gas mixture remains constant at 1700 Pa (1 Pa = 1 N/m2) and the temperature is increased from 400K to 800K. How much work does the gas do to the surroundings during expansion?

**Math**

for x i got -3.57 is this correct?

**Math**

yes that is what i meant. i think i am still confused cause when i do that i got (7x+29)/(2x^2+6x-20) which i dont think is right

**Math**

Solve for x 5/x-2 + 2/x+5 = 4/x^2+3x-10 not sure i know how to do this

**non permissable values**

that makes much more sense thank you i couldnt figure it out so a restriction is someting that it cannot be divded or multiplied from right?

**ENG1511**

My cat likes to play

**ENG1511**

My cat likes to play

**ENG1511**

My cat is like to play

**ENG1511**

My cat is like to play

**ENG1511**

My cat is like to play

**ENG1511**

My cat is like to play

**Math**

what is the area of a rectangle with 6 in inlenth and 7inches wide.

**Biochemistry**

1. Given the following equation: Glycerol-3-phosphate glycerol + Pi Go’ = -9.7 kJ/mol At equilibrium the concentrations of both glycerol and inorganic phosphate are 1 mM. Under these conditions, calculate the final concentration of glycerol-3-phosphate. Remember to conver...

**bio(updated) Devron**

Please help me with these questions. I have taken out some of the questions that i was a 100% sure of. I just need you to check for me the ones i'm not too postive about. I would really appreaciate the help! Thank you in advance. 1. The phenomenon of autocatalysis is invol...

**biology (confused)**

Hi Will someone please check my answers. I went to biology-forums(dot)com and registered but i really don't know how to post my questions and i really need help (with the questions). Thanks in advance. 1. Which process involves both passive and active transport? a.)facilit...

**biology help!!**

Please check my answers. I did my best. 1. Which process involves both passive and active transport? a.)facilitated diffusion<---- b.)cotransport c.)bulk transport d.)transport through electrogenic pumps e.)osmosis 2. How does the liver in a healthy body respond to elevated...

**biology**

Please check my answers. I did my best. 1. Which process involves both passive and active transport? a.)facilitated diffusion<---- b.)cotransport c.)bulk transport d.)transport through electrogenic pumps e.)osmosis 2. How does the liver in a healthy body respond to elevated...

**biology**

1. The phenomenon of autocatalysis is involved in a positive feedback loop that activates certain digestive enzymes. Which likely results when the digestive enzymes are activated? a.)the suppression of other enzymes b.)additional enzyme activation c.)a chemical that blocks add...

**biology**

Thank you soo much. Will you be willing to help me with some more questions?

**biology**

Will someone please check my answers? 1. Which process results in an individual inheriting the incorrect number of chromosomes? a.)mutation b.)nondisjunction<-- c.)segregation error d.)duplication error e.)linkage 2. Which data in Hershey and Chase's experiment supporte...

**philosophy**

I am to write a eight to ten page research paper based upon a current event/ pressing social issue that is relevant in my community. I want to write about crime but crime is not very prevalent in my town until recently we had like 4 murders in the last month. Do you think I sh...

**philosophy**

I am suppose to identify some of the features and values you associate with a just society. I want to write about healthcare but i don't know where to start can someone please help.

**CHEMISTRY URGENT!**

how do yu se up the equation for this Q.??

**philosophy**

I am suppose to write a paper on ethical dilemma.I was thinking about writing about a woman who works in retail sales and a customer gives her to much change. I was thinking that would be an ethical dilemma. I was wondering what anybody thinks. I really don't know where to...

**American History**

What, in your estimation, were the key principles of the Progressive Movement?

**business law**

Abbott was orphaned at the age of five. For the next fifteen years his material needs were met by his Uncle Barton. On his 13th birthday, Abbot wrote Uncle Barton and promes to pay him $100 per mont as long as his Uncle lived. Abbott nver made any payments. Uncle Barton died t...

**statistics**

2. A test measuring basic math skills in adults is normally distributed, with mean = 20 and standard deviation = 7. Calculate the z score and T score for each of the following test scores: - X = 11

**Chemistry**

At constant volume, the heat combustion of a particular compound is -3447.0 KJ/mol. When 1.205 g of this compound (molar mass = 119.94 g/mol) was burned in a bomb calorimeter, the temperature of the calorimeter (including its contents) rose by 5.007 degrees C. What is the heat...

**Chemistry**

Consider the molecular level representation of a gas There are: (a picture) 6 blue dots 5 orange dots 3 green dots (i think they are the diatomic one, because it is pairs) If the partial pressure of the diatomic gas is .750, what is the total temperature? I am totally lost, be...

**Statistics**

Z= x-u/o So, 296-300/3 = -.77 Look at a standard normal distribution table .2794 is the value from the table. If you draw the curve, you will know that the area is to the left. So, you subtract: .5000- .2794 =.2206 is the probability. I am not sure about the second part.

**Chemistry**

If the heat from burning 6.000 g of C6H6 2C6H6(l) + 15O2(g) -> 12CO2(g) + 6H2O(l) + 6542 kJ is added to 5691 g of water at 21 °C, what is the final temperature of the water? Please tell me what I am doing wrong: 293,551= 5691*4.2*(Tf-21C) 293551= 23902.2Tf - 50946.2 343...

**grammer**

What is the simple subject in this sentence Who cares if she's in 3rd grade and I'm just in 1st.

**statistics**

Give and interpret the 95% confidence interval for the hours of sleep a student gets. (7,8,4,5,8,10,7,8,5,6,7,4,7,8,9,8,7,6,7,8)

**Algebra**

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 172 and a variance of 9. The material is considered defective if the breaking strength is less than 163 pounds. What is the probability that a single, randomly selected piece o...

**Math**

What is the value of n in the equation (2/3)n =(4/9)

**computers**

what part of a presentation slowws you to add charecter data?

**math**

how do you divide 1.0 divided by 0.02

**math**

26997.18 = PV(1.10)^10 26997.18/(1.10)^10 = PV 26997.18/2.59374 = PV 10408.59 =PV

**math**

(1+r)^365 =(1.07) 1+r = 1.07^1/365 1+r =1.00018538 r = 0.0018538 r = .185% daily (1+r)^12 = 1.06 1+r = (1.06)^1/12 1+r = 1.004867551 r = 0.004867551 r = .486% monthly

**Math**

(1+r)^12 = 1.03 1+r = (1.03)^1/12 1+r = 1.00246627 r = 0.00246627 r % = .247 % monthly

**Physics**

A roller-coaster car speeds down a hill past point A where R1 = 10.4 m and then rolls up a hill past point B where R2 = 15.6 m, as shown below. R1 and 2 are radii (a) The car has a speed of 21.0 m/s at point A. if the track exerts a normal force on the car of 2.05 multiplied b...

**English**

How can I make this sentence better for my objective on my resume. To obtain an administrative assistant position where my professional skills will be used to the fullest.

**Physics**

A 4.3 g dart is fired into a block of wood with a mass of 22.6 g. The wood block is initially at rest on a 1.4 m tall post. After the collision, the wood block and dart land 3.1 m from the base of the post. Find the initial speed of the dart.

**Physics**

A 750 N student stands in the middle of a frozen pond having a radius of 5.4 m. He is unable to get to the other side because of a lack of friction between his shoes and the ice. To overcome this difficulty, he throws his 2.0 kg physics textbook horizontally toward the north s...

**Physics**

A 4.3 g dart is fired into a block of wood with a mass of 22.6 g. The wood block is initially at rest on a 1.4 m tall post. After the collision, the wood block and dart land 3.1 m from the base of the post. Find the initial speed of the dart.

**texas southern university**

A quantity of gas in a piston cylinder has a volume of 0.544 m3 and a pressure of 200 Pa. The piston compresses the gas to 0.126 m3 in an isothermal (constant-temperature) process. What is the final pressure of the gas? ??__Pa

**texas southern university**

A periodic wave has a frequency of 8.9 Hz. What is the wave period? ??__s

**Physics**

A railroad car with a mass of 1.86 104 kg moving at 2.80 m/s joins with two railroad cars already joined together, each with the same mass as the single car and initially moving in the same direction at 1.40 m/s. (a) What is the speed of the three joined cars after the collisi...

**Physics**

oh nvm

**Physics**

are you sure the 0.138 shouldn't be .0138?? and the answer be 1.7e-6??

**Physics**

A 5.9 g coin sliding to the right at 27.6 cm/s makes an elastic head-on collision with a 17.7 g coin that is initially at rest. After the collision, the 5.9 g coin moves to the left at 13.8 cm/s. (a) Find the final velocity of the other coin. (b) Find the amount of kinetic ene...

**Physics**

Thanks Elena!! CASEY, you da finest.

**Physics**

A 1.08 kg skateboard is coasting along the pavement at a speed of 4.60 m/s when a 1.19 kg cat drops from a tree vertically downward onto the skateboard. What is the speed of the skateboard-cat combination?

**French 2**

Which is an example of a superlative sentence? Answer Le français est fantastique. Le français est plus fantastique que l'anglais. Le français est la plus fantastique de tous les langues.

**Physics**

A 0.17 kg baseball moving at +20.80 m/s is slowed to a stop by a catcher who exerts a constant force of -376 N. How long does it take this force to stop the ball? How far does the ball travel before stopping?

**statistics**

random sample of n = 16 scores is selected from a normal distribution with a mean of μ = 50 and standard deviation of σ = 10. a. what is the probability that the sample mean will have a value between 45 and 55? b. what is the probability that the sample mean will hav...

**Physics**

Those were all wrong, I don't get it.

**Physics**

A ball of mass 522 g starts at rest and slides down a frictionless track, as shown below. It leaves the track horizontally, striking the ground a distance x = 0.81 m from the end of the track after falling a vertical distance h2 = 1.03 m from the end of the track. (a) At what...

**Physics**

Thank you!!

**Physics**

Starting from rest, a 11.50 kg suitcase slides 3.18 m down a frictionless ramp inclined at 40° from the floor. The suitcase then slides an additional 5.22 m along the floor before coming to a stop. (a) Determine the suitcase's speed at the bottom of the ramp. (b) Deter...

**Physics**

A skier of mass 74.5 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 55 m up a 31° slope (assumed to be frictionless) at a constant speed of 2.0 m/s?

**Physics**

A 0.230 kg block on a vertical spring with spring constant of 4.25e3 N/m is pushed downward, compressing the spring 0.048 m. When released, the block leaves the spring and travels upward vertically. How high does it rise above the point of release?

**Econ**

Just a suggestion: Since there is a price floor on wheat (meaning that wheat cannot be sold under a certain price), wheat would be more expensive. In turn the people who make Healthy Wheat Cookies would produce less and would raise the price of Healthy Wheat Cookies, to make t...

**random math queastion**

√x^2+2 Is this possible as is?

**Physics**

An 52.0 N box of clothes is pulled 7.3 m up a 30.0° ramp by a force of 103 N that points along the ramp. If the coefficient of kinetic friction between the box and the ramp is 0.22, calculate the change in the box's kinetic energy.

**Physics**

Nevermind!! I got it! Thank you so much

**Physics**

I got 571, but it says it's wrong!!

**Physics**

An 52.0 N box of clothes is pulled 7.3 m up a 30.0° ramp by a force of 103 N that points along the ramp. If the coefficient of kinetic friction between the box and the ramp is 0.22, calculate the change in the box's kinetic energy.

**Calculus**

when I plug in the ordered pair (.25, 2)I get a zero in the denominator, was I doing that wrong?

**Calculus**

arcsinxy = 2/3 arctan4x find dy/dx at the point (1/4, 2)

**math**

name a possible set of scores for 15 students that would result in an average of 66%

**colleGe math**

y=-2|x| actually I'm sorry I left some of the details out. It says to let x=-3,-2,-1,0,1,2 and 3. Not sure what to make of this..

**colleGe math**

y=-2|-3| was the intended equation

**colleGe math**

y=-2|x| Will someone please explain how I'm supposed to graph this?

**collEge math**

x^3-27

**colLege math**

(2x-1)(x^2-4x+3)

**coLlege math**

√6x * √3x^2

**coLlege math**

It is done like this. :√6x

**coLlege math**

√6x*√3x^2

**cOllege math**

Any chance for help on this?

**cOllege math**

14x^2+5-[7(x^2-2)+4]

**College math**

(-30a^14b^8/10a^17b^-2)totally lost on me??

**Statistics**

AJ DAVIS is a department store chain, which has many credit customers and wants to find out more information about these customers. A sample of 50 credit customers is selected with data collected on the following five variables: LOCATION (Rural, Urban, Suburban) INCOME (in $1,...

**finance**

Knight has a property tax base with an appraised value consisting of $142,000,000 of taxable real property and $78,000,000 of taxable personal property. The assessment ratio is 50%. Exemptions for the elderly reduce assessed value by $3,000,000. The city has a planned budget o...

**Physics**

40 miles per hour

**Finance**

Mr. Brown is in the 10% federal income tax bracket and wants to invest $8,000 in interest-earning assets. Mr. Black is in the 35% bracket and wants to invest $15,000. The current rate on a typical high-quality tax-exempt municipal bond is 5% and on a similar quality corporate ...

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