Tuesday

September 2, 2014

September 2, 2014

Total # Posts: 70,010

**physic**

A different scaffold that weighs 500N supports two painters, one 500 N and the other 500N . The reading in the left scale is 900N . what is the reading in the right hand scale
*September 2, 2014*

**physic**

A different scaffold that weighs 500N supports two painters, one 500 N and the other 500N . The reading in the left scale is 900N . what is the reading in the right hand scale
*September 2, 2014*

**English; Punctuation**

Do you always put a comma before you use quotation marks, or do you only use a comma before dialogue or a quote? For example: “I know, but just give this CD a chance,” my mom said as she inserted the new CD into the CD player. “It was made by a Christian band ...
*September 2, 2014*

**math**

A real estate agent receives 4 1 % 2 commission on the sale of all property she handles. How much does she receive for a house she sells for $148 500?
*September 2, 2014*

**chemistry**

2) Calculate the following properties of 2,4,6-trichlorophenol (C6H3Cl3O) at 25ºC: - Diffusion coefficient in water (cm2/s) - Henry’s constant [(atm·m3)/mol] - Henry’s constant (dimensionless) Given information: - Universal gas constant (R) = 0.082 atm&...
*September 2, 2014*

**Chemisty**

A 5 μL drop of compound X, a 7 μL drop of compound Y, and a 15 μL of compound Z are placed in a closed container with 5 mL water and 2.5 mL air. The system is equilibrated at 25°C. Determine the fraction of the total X, Y, and Z mass associated with each of ...
*September 2, 2014*

**Precal**

To change to radians multiply it by pi/180.
*September 2, 2014*

**Precal**

Change from degree measure to radian measure in terms of pie -320 degrees
*September 2, 2014*

**Math **

Pythagoren theorem: a= -5 b= -7 c=?
*September 2, 2014*

**convex mirrors**

he focal length of a convex mirror is -20 cm. What is the radius of the curvature?
*September 2, 2014*

**Math**

Find the hypotenuse of the triangle using pythagoren theorem when given the point (4,-3)
*September 1, 2014*

**Phi208 **

What is not an example of a practice according to maclntyre's account
*September 1, 2014*

**Math**

Find the hypotenuse of the triangle using pythagoren theorem when given the points a) (4,-3) b) (2,3)
*September 1, 2014*

**Math**

Thanks!
*September 1, 2014*

**Math**

The initial amount of sugar in fermenting a batch of beer is 5.5 grams. Over time the sugar decreases at a rate of 0.1grams per day. a.What is the amount of sugar that remains after 7 days? 23 days? - I got: 5.5-0.1x= A - 5.5-0.1(7)= 4.8 - 5.5-0.1(23)= 3.2 b. If A represents ...
*September 1, 2014*

**English: Commas**

Do you need to put a comma after the word, "suddenly?" I have the word at the very beginning of a sentence.
*September 1, 2014*

**Hyphens**

I am using the phrase "high energy " as an adjective. Do I need to write it like, "high-energy?"
*September 1, 2014*

**English: Punctuation**

In my composition, I have one sentence that begins with "Therefore" and one sentence that begins with "Eventually." Do I need commas after these words?
*September 1, 2014*

**math**

I need to find the original sale price and the new sale price when thr markdowns percent is 12% and the amount of markdown is $1.20
*September 1, 2014*

**math**

A recipe that makes 4 servings calls for 3/4cups of apple juice and 2/3 cup of cranberry juice.How many cups of juice are there per ?
*September 1, 2014*

**physics**

The brakes on your automobile are capable of creating acceleration of 14 ft/s2. If you are going 66 mi/hr and suddenly see a state trooper, what is the minimum time required to get your car to 55 mi/hr?
*September 1, 2014*

**Ms. Sue**

Ok, thank you.
*September 1, 2014*

**English: Punctuation**

That morning my family and I were sitting in our car, ready to make a trip into town. In the previous sentence, does there need to be a comma after "That morning?" I think there does but I'm not entirely sure.
*September 1, 2014*

**Math**

(9n^4)^(1/2)= 3n??
*September 1, 2014*

**Math**

Simplify. ((3x+6)/(x^2-9))/((6x^2+12x)/(4x+12)) Is it... 2/x(x-3) ??
*September 1, 2014*

**Math**

Simplify. ((2-5m)/(m-9))+((4m-5)/(9-m)) Check this: (-9m+7)/(m-9)
*September 1, 2014*

**Math**

Simplify. 2x-5-(x-8)/(x+4) My answer: (2(x^2+x+6))/(x+4)
*September 1, 2014*

**Writing**

Please give me a score of 1-6 (one being poor and six being excellent). Also, please give me some feedback! Thank you in advance! Essay prompt: What motivates people to change? Essay: Many people know that eating junk food is unhealthy. Yet, they keep eating it because it ...
*September 1, 2014*

**Math**

A tank contains a certain amount of water. Each month half of the water in the tank evaporates and an extra liter of water is added. After 5 months, after the litres of water is added, there were 4 litres of water in the tank. How many litres were in the tank originally?
*September 1, 2014*

**war and conflict**

My homework is to find examples and case studies in order to help me use in my exams about war and prejudice. However, I am unable to find useful websites. Please help. War: An example of conflict in summer 2014 is the Gaza Conflict. Problems in this conflict ...
*September 1, 2014*

**phi208**

Gilligan claims that females tend to see relationships as these (Points : 1)
*September 1, 2014*

**Religious education**

Thank you very much. :)
*September 1, 2014*

**Religious education**

My homework is to find examples and case studies in order to help me use in my exams about war and prejudice. However, I am unable to find useful websites. Please help. War: An example of conflict in summer 2014 is the Gaza Conflict. Problems in this conflict include... ...
*September 1, 2014*

**math**

the nth term of a sequence is represented by 3 x 22¨Cn
*September 1, 2014*

**English help**

How you evaluate the pied pipers true motives for getting rid of the rats in "the pied piper of Hamelin"? It's an open ended response and this story is so confusing. Need help ASAP!!!
*August 31, 2014*

**chemistry**

a solution of oh negative ions is added to a beaker of pure water 25 degrees celcius to a final concentration of 137 nM calculate the ph of the solution
*August 31, 2014*

**chemistry**

a solution of oh negative ions is added to a beaker of pure water 25 degrees celcius to a final concentration of 137 nM calculate the ph of the solution
*August 31, 2014*

**Math**

Solve the following equations for the variable indicated. Please correct me if I'm wrong! 1. I=Prt for P Answer: I/P=rt 2. Solve C= 2ðr for r. Answer: C/r=2ð
*August 31, 2014*

**Algebra**

Write and then solve the equation for the following. Please correct me if I'm wrong!! 1. If 3x+2x is equal to 15, what is the value of x? Answer: x=3 2. If three times the quantity (4y-2) is equal to 18, what is the value of y? Answer: y=1
*August 31, 2014*

**Math **

Write the algebraic expressions for the following. Please check and correct me if I'm wrong!! 1. 3 less than 5 times a number. Answer: 5x-3 2. 18 fewer than half a number. Answer: 1/2x-18 3. 3 more than the quotient of a number and 2. Answer: x/2+3 4. 4 times the ...
*August 31, 2014*

**physics**

A ball is dropped a high cliff, and two second later another ball was thrown vertically downwards with an initial speed of 30 m/s.How long will it take the second ball to overtake the first?
*August 31, 2014*

**accont**

service revenue earned but unrecorded at june 30 totals RM2000
*August 31, 2014*

**Trigonometry**

A 30foot flagstaff is fixed in the center of a circular tower 40 feet in diameter. From a point in the same horizontal plane as the foot of the tower the angles of elevation of the top of the flagstaff and the top of the tower are found to be 36 and 30 degree respectively. ...
*August 31, 2014*

**physics.**

a cube is on a smooth horizontal force of mass m.a horizontal force is applied at its top.the maximum acceleration of cube without toppling
*August 31, 2014*

**physics : friction**

a man pushes a packing case which has a total mass of 50 kg across a floor at a constant speed of 0.4 m s-1 by exerting a horizontal force of 100 N. (a) what was the resultant force on the case? > F = ma F = 50 * 0 F =0 (b) what was the frictional force acting on the case...
*August 31, 2014*

**physics**

Find the force when two poles to strength 100 and 90 cgs units are placed at a distance to 20 cm a part.
*August 31, 2014*

**Science**

What do you learn in 7th grade science
*August 31, 2014*

**science**

Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard learning session in ...
*August 30, 2014*

**Physics**

thank you! that helps so much!I was able to work other questions that were similar to this question thanks to you :) What is in degrees as measured from the positive x in the counter-clockwise angular direction the direction of vector F?
*August 30, 2014*

**Physics**

I know I need to show my work but the problem is that I don't even know where to begin. I am taking an online physics class with a teacher that is not willing to help. So any guidance would be much appreciated. Consider the two vectors: F1: (220N, 41°), F2: (50N, 139&...
*August 30, 2014*

**astronomy 101**

Given that the angular size of Venus is 53ŒŒ'' when the planet is 47000000kmkm from Earth, calculate Venus's diameter (in kilometers).
*August 30, 2014*

**science**

Compute the density in g/cm3 of a piece of metal that has a mass of 0.345 kg and a volume of 59 cm3
*August 30, 2014*

**business**

The Garcia Company’s bonds have a face value of $1,000, will mature in 10 years, and carry a coupon rate of 16 percent. Assume interest payments are made semiannually.
*August 30, 2014*

**Algebra**

thank you!
*August 30, 2014*

**Algebra**

simplify: 12x^2 + 8x ------------- 9x^2 - 4
*August 30, 2014*

**Physics**

A 0.250-kg block of a pure material is heated from 20.0°C to 65.0°C by the addition of 4.35 kJ of energy. Calculate its specific heat and identify the substance of which it is most likely composed.
*August 30, 2014*

**Math**

Last week at a festival, a man sold 5 times as many tie-dyed T-shirts as silk-screened shirts. He sold 210 shirts altogether. How many tie-dyed shirts did he sell?
*August 30, 2014*

**Algebra II**

The perimeter of a triangle is 47 km. the first side is 5 km shorter than twice the second. the third side is 2 km longer than the first. find the length of each side.
*August 30, 2014*

**physics**

A blue ball is thrown upward with an initial speed of 24.1 m/s, from a height of 0.6 meters above the ground. 2.9 seconds after the blue ball is thrown, a red ball is thrown down with an initial speed of 8.5 m/s from a height of 31.8 meters above the ground. The force of ...
*August 30, 2014*

**math**

Hi I need help with 5 questions..some of it is confusing to me. I just want to make sure my answers are right. 1.6^-7 x 6^4 6^-3 ; 6^-11 ; 6^-28 ; 6^11 - my answer is 6^-3 2. 7/ 7^5 = 7^-2 (supposed to find the missing value which is the other exponent on top of the 7 that'...
*August 29, 2014*

**physics 12**

A hollow sphere us charged to 14uc .Find the potential(a) at its surface (b) inside the sphere (c) at a distance of 0.2m from the surface.The radius of sphere is 0.3 m
*August 29, 2014*

**physics**

Two positive point charges of 15 into 10^-10 C and 13 into 10^-10 C are placed 12cm apart.Find the work done in bringing the two charges 4cm closer ?
*August 29, 2014*

**math**

if x is 30% then the rest (20-x) is 10%. So, .30x + .10(20-x) = .15(20) x = 5 So, 5L of 30% and 15L of 10% Note how 15% is 3/4 of the way from 30% to 10%, so 3/4 of the mix is the 10% kind.
*August 29, 2014*

**math**

the number of block has 9 in the ones place. the number in the hundreds place is one more than the number in the tens place, those two numbers equal 11. how many blocks are there,
*August 29, 2014*

**physics**

A daredevil is shot out of a cannon at 36.5◦ to the horizontal with an initial speed of 36.1 m/s. A net is positioned a horizontal distance of 25.7 m from the cannon. At whatheight abovethecannon shouldthe net be placed in order to catch the daredevil? The acceleration ...
*August 28, 2014*

**Spanish**

Good screen names in Spanish for a girl?
*August 28, 2014*

**pol 201**

In Roe v. Wade, the Supreme Court located the right to privacy in the
*August 28, 2014*

**English: Showing Possession**

Okay. Thank you!
*August 28, 2014*

**English: Showing Possession**

In my English composition, I wrote the phrase "... my sister and I's favorite CD ..." According to my word processor's spell check there should not be an 's after I. Can 's be used after I? If not how would I show possession in the above phrase?
*August 28, 2014*

**Idk..**

Oooh okay thank you
*August 28, 2014*

**Idk..**

What does 'puex to voter pour moi svp' mean
*August 28, 2014*

**physics**

An unstrained horizontal spring has a length of 0.33 m and a spring constant of 209 N/m. Two small charged objects are attached to this spring, one at each end. The charges on the objects have equal magnitudes. Because of these charges, the spring stretches by 0.021 m relative...
*August 28, 2014*

**Maths**

I am a number between 10 and 20 you can add 2 to me and get the number that is the sum of 7 & 9 what number am I?
*August 28, 2014*

**physics**

a constant rrtarding force of50N is applied to a body of mass 20 kg moving initially with speed of 15 ms-1.How long does the body take to stop?
*August 27, 2014*

**Precal**

Name the quadrant that contains each angle a.) 2pi/3 b.) 230 degrees c.) pi/6 d.) 120 degrees e.) 7pi/4
*August 27, 2014*

**Math**

The initial amount of sugar in fermenting a batch of beer is 5.5grams. Over time the sugar decreases at a rate of 0.1grams per day. a. what is the amount of sugar that remains after 7 days? 23days? b. If A represents the amount of sugar, write an equation for the amount of ...
*August 27, 2014*

**Precal **

Do the following angles have the same terminal side? Yes or no 45 and 405
*August 27, 2014*

**algebra**

5x+3y–x=
*August 27, 2014*

**Biology**

In a controlled experiment, a scientist is studying how long it takes pea plants growing in different soil types to develop flower buds. What is the manipulated independent variable? a) type of soil used b) number of flower buds produced c) how long it takes for flower buds to...
*August 27, 2014*

**Chemistry**

You want to know if the amount of protein in a female rat’s diet affects the average birth weight of her individual offspring. In a controlled experiment, what would be the dependent (responding) variable? a) amount of protein in the diet b) average birth weight of ...
*August 27, 2014*

**Chemistry**

Dr. Penny Dollar is a health psychologist interested in getting more people to wash their hands after using the restroom. She places a stack of attractive terry cloth towels in one men’s room and a roll of brown, thin paper sheets in another men’s room in the same ...
*August 27, 2014*

**Physics **

a boy and a girl carry a 12 kg bucket of water by holding the ends of the rope with the bucket attached in the middle. if there is a angle of 100 degrees between the two segments of the rope ; what is the tension of each part?
*August 27, 2014*

**Math**

21/25= .84 Move the decimal to the right twice.. 84%
*August 27, 2014*

**Economics**

It's an article.. webpronews(dot)com/deliotte-media-study-2012-01
*August 27, 2014*

**Economics**

"If cable TV were a factor of production, which factor of production would it be and why?"
*August 27, 2014*

**Economics**

"If cable TV were a factor of production, which factor of production would it be and why?"
*August 27, 2014*

**Economics**

Cable would be a capital
*August 27, 2014*

**Economics**

I meant capital, sorry. Which is why I asked about goods and services.
*August 27, 2014*

**Economics**

So then it'd be labor..
*August 27, 2014*

**Economics**

Is a good or service something that us as people get?
*August 27, 2014*

**Economics**

Sorry, let me rephrase my question... Cable would be entrepreneurship right?
*August 27, 2014*

**Economics**

So it would be entrepreneurship right? (Business)
*August 27, 2014*

**Economics**

What's a factor of production? Can you put it in simple words please?
*August 27, 2014*

**Economics**

What is an opportunity cost of cancellong cable?
*August 27, 2014*

**algebra**

It cost $200 to rent a room they charge $13 per person what is the algebraic expressing for total cost for n?
*August 27, 2014*

**Chemistry**

How do you cope with a fire on your labatory bench?
*August 27, 2014*

**nevermind**

GOT IT.
*August 27, 2014*

**Question**

How do mole rats communicate? Gestures Smell Touch Symbols Or sounds?
*August 27, 2014*

**economics**

what are the costs and consequences of providing the susidies and welfare
*August 27, 2014*

**PLUS ONE**

two bodies begin to fall freely from the same height the second t second after the first.how long the first body begin to fall,will the distance between the two bodies be equal L.
*August 27, 2014*

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