Friday

December 9, 2016
Total # Posts: 103,249

**Physics **

What is the centripetal acceleration of an automobile driving at 40 km/h on a circular track of radius 20m? Help ASAP please!!!

*October 13, 2016*

**Physics **

A mover finds that a 20 kg crate initially at rest requires a 75 N horizontal force to set the crate in motion, but only a 60 N force to maintain a constant velocity. Find a) the co-efficient of static friction between crate and floor. b) the co-efficient of kinetic friction ...

*October 13, 2016*

**chemistry**

After the suction filtration, the filtrate in the suction flask contains (among other things) some dissolved product, which had failed to crystallize. Could you process this filtrate to obtain a sample of the product? Explain. Would the second crop of crystals be as pure as ...

*October 13, 2016*

**maths**

20cm

*October 13, 2016*

**math**

e)5C3x6C2+5C4x6C1+5C5 is this correct Thank you very much

*October 13, 2016*

**math**

The Infinity Club consists of 5 boys and 6 girls. How many working groups of 5 people can be formed with: a)no restrictions (my answer is 11C5) b)all boys (is this correct 5C5) c)all girls (my answer 6C5) d)more girls than boys (answer 6C4x5C1 +6C3x5C2)? e)more boys than girls...

*October 13, 2016*

**math**

In how many ways the letters in BIOENGINEERING be arranged if B must not be next to the O. Thanks in advance (is this correct answer 14!-(13!x2!)

*October 13, 2016*

**Reading**

explain how fear is different from a phobia

*October 13, 2016*

**Algebra**

0.04^(3-sqrt(3x+2))=25*5^(sqrt(3x+2)) Please help ASAP

*October 13, 2016*

**math**

Amy is catching a flight for London at 12:00 noon. Prior to leaving for the airport, she needs to allow 30 minutes for a shower and 30 minutes to finish packing last minute items. She also needs to give herself 1 hour to drive to the airport. If she needs to arrive for her ...

*October 13, 2016*

**math**

There was a total of $548 collected for tickets to the school play. The adult tickets cost $6, and the student tickets cost $4. If 12 more student tickets were sold than adult tickets, find the numbers of adult and student tickets sold.

*October 13, 2016*

**Physics**

What is the answer and how do you get that answer?

*October 13, 2016*

**Physics **

What minimum force is required to drag a crate (m = 40 kg) across a floor (co-efficient of kinetic friction = 0.6) if the force is applied at a 45 degree angle upward from the horizontal? Help ASAP please!!

*October 13, 2016*

**Math**

Two cars leave the same place at the same time and travel in the same direction. One car is traveling at 65 mph, and the other car is traveling at 50 mph. How long will it take for the two cars to be 97.5 miles apart

*October 13, 2016*

**Math**

6 fractions between 1//2 and 6/7

*October 13, 2016*

**physics**

An airplane travels 250 km/h due West for 2 hours. Its average velocity is:

*October 13, 2016*

**My Answer was wrong? **

Tickets for a raffle cosr $ $14. There were 834 tickets sold. One ticket will be randomly selected as the winner, and that person wins $ $1200 and also the person is given back the cost of the ticket. For someone who buys a ticket, what is the Expected Value (the mean of the ...

*October 13, 2016*

**Physics**

The answer is within the question you just have to extract it out like chemistry !

*October 13, 2016*

**Physics**

i don't know

*October 13, 2016*

**social studies**

Thanks BOO IS RIGHT!

*October 13, 2016*

**ALGEBRA 2**

and sometimes the silence just means that those who are available do not feel they can answer the question. It is no help for them just to log in and say, "Duh, I dunno." So, in the meantime, study your materials, and search for similar problems online. The first ...

*October 13, 2016*

**Strategic Reading**

Why type of poem is "Hope" by Emily Dickinson and what type of poem is "Fog" by Carl Sandburg?

*October 13, 2016*

**Physics**

A ninety kilogram sofa is being pushed by four meters to the other side of a hall. After an initial push the sofa is pushed with a 600 N force. In this case, 0.6 is the coefficient of kinetic friction. (The diagram shows the sofa being pushed from the right). 1) What is the ...

*October 13, 2016*

**LA**

C C A B A D B D A

*October 13, 2016*

**Physics**

A 5.00-kg block is placed on top of a 10.0-kg block which rests on a horizontal surface. The 5.00-kg block is tied to a wall with a horizontal string. A 45.0-N horizontal force directed away from the wall is then exerted on the 10.0-kg block. The coefficient of kinetic ...

*October 13, 2016*

**connections Academy sucks**

I've cheated in all my classes at CA and I have no idea why you're complaining. I do school for maybe 1 house if I have a portfolio less if I don't. I skip through every thing unless I actually want to learn something and then I use google or skim through the ...

*October 13, 2016*

**polscience**

what is the area and causes in diversity language

*October 13, 2016*

**Physics **

A ball mass 1000g is drop from a height Of 5m and rebounded to a height Of 25 m. Find i it kintentic just before impact ii its intial rebounce velocity and kintentic and show the working.

*October 13, 2016*

**Math**

Find the unit rate of a car traveling 500 miles in 5 hours

*October 13, 2016*

**Stats**

Use technology to find the P-value for right-tailed test with n=8 and test statistic t equals 2.531 Find the P value

*October 12, 2016*

**Quick math help**

Find the tenth term of the sequence: -6,1,8... Is it 57? For the sequence:2,4,8,16 the value of s4 is____. Is it 8? Find the 7th term of the sequence: 1,2,4,... Is it 64? Which term of this sequence is 275? 5,10,15,... Is it 1357? Find the 7thterm of an. Arithmetic sequence ...

*October 12, 2016*

**Quick math help**

Homework Help: Quick Math Help Posted by Anonymous on Tuesday, October 11, 2016 at 4:06pm. 1. let an=4n find the sum of the first 5 terms. How would you do this? 2. a1=3; an+1=3an+18. Find a6 How would you do this? 3. You start you 30 year career at a salary of $50,000 and ...

*October 12, 2016*

**Physics**

A ninety kilogram sofa is being pushed by four meters to the other side of a hall. After an initial push the sofa is pushed with a 600 N force. In this case, 0.6 is the coefficient of kinetic friction. What would be the magnitude and direction of the frictional force on the ...

*October 12, 2016*

**Huh?**

get some rest. read the assignment again. It tells you what to do!

*October 12, 2016*

**SS**

Thnx Ally! Got a 4/4!

*October 12, 2016*

**personal finance**

you posses true courage, I am sorry you did not pass that on to your son. Slade Willison Arrow

*October 12, 2016*

**Environmental Science**

What is the most effective way to preserve a species?

*October 12, 2016*

**Chemistry**

How many isomers are there in the following: 1. C2H4O (I was able to draw three.. Two involving a double bond and one involving a ring.) 2. C3H8O (I can only draw one..) 3. C2H4Cl (3 isomers?)

*October 12, 2016*

**maths**

A car travelled 100 km with half the distance at 40km/h and the other half as 80 km/h.Find the average speed of the car for the whole journey.

*October 12, 2016*

**Culture**

jsdn

*October 12, 2016*

**Chemistry**

How many isomers are there in the following: 1. C2H4O (I was able to draw three.. Two involving a double bond and one involving a ring.) 2. C3H8O (I can only draw one..) 3. C2H4Cl (3 isomers?)

*October 12, 2016*

**Science**

18ml

*October 12, 2016*

**English**

A little bit of background info: Myra has been bullied at school; Helen is her only friend; before she met Helen, she only hung out with her little brother; in hospital because of cancer; this scene takes place in the hospital

*October 11, 2016*

**English**

Read the following sentences from "Day of the Butterfly" "She began to unwrap the presents, with an air that not even Gladys could have bettered, folding the tissue paper and the ribbons, and drawing out books and puzzles and cutouts as if they were all prizes ...

*October 11, 2016*

**Chemistry**

Which is the electrophilic site in the molecule (CH3)2C=O? A. CH3 carbon B. CH3 hydrogen C. C=O carbon D. C=O oxygen I think the answer is D. because oxygen is electronegative and wants electrons thus making it electrophilic. Is this correct?

*October 11, 2016*

**algebra homework help**

-3+x=-x+5

*October 11, 2016*

**History**

Was Ban Zhao a feminist?

*October 11, 2016*

**i need help fast 2nd grade math**

20 8 6 nice m3m3es m8

*October 11, 2016*

**Math**

18divided by 1322

*October 11, 2016*

**math**

The number,n (in hundreds), of mosquitoes in a camping area after t weeks can be modelled by the equation n(t)=2t^4-5t^3-16t^2+45t According to this model, when will the population of mosquitoes be greater than 1800?

*October 11, 2016*

**Math**

Briana ran 6 miles in 180 minutes how many miles per minute did she run

*October 11, 2016*

**Math**

A zoo wishes to construct an aquarium in the shape of a rectangular prism such that the length is twice the width and 5m greater than the height. If the aquarium must have a volume strictly between 1125m^3 and 3000m^3, determine the restrictions on the length of the aquarium.

*October 11, 2016*

**chemistry**

why does line separating solids and liquids have a negative slope for water, while most compounds have a phase diagram with a positive slope?

*October 11, 2016*

**Social Studies**

is @ally right i need help

*October 11, 2016*

**American Government**

Who has the power to begin the process of raising taxes in the United States?

*October 11, 2016*

**biology**

water

*October 11, 2016*

**psycholog**

When Mitch was learning to drive, he couldn’t imagine how he’d ever remember to steer the wheel, flip on the turn signal, step on the gas pedal, and still manage to keep the car on the road. Now that he has been driving for three years, Mitch’s reactions have ...

*October 11, 2016*

**Algebra**

2x-5y= -3 2x+5y=4 y=mx+b -3 = 2x - 5y -2x -2x x = 5y y=mx+b 4 = 2x+5y -2x -2x 2x = 5y Is this correct?

*October 11, 2016*

**Quick Math Help**

1. yes 3. yes 4. no, 1375 5. no; first term is -8, common DIFFERENCE is 3

*October 11, 2016*

**Quick Math Help**

Find the tenth term of the sequence: -6,1,8... Is it 57? For the sequence:2,4,8,16 the value of s4 is____. Is it 8? Find the 7th term of the sequence: 1,2,4,... Is it 64? Which term of this sequence is 275? 5,10,15,... Is it 1357? Find the 7thterm of an. Arithmetic sequence ...

*October 11, 2016*

**Quick Math Help**

1. let an=4n find the sum of the first 5 terms. How would you do this? 2. a1=3; an+1=3an+18. Find a6 How would you do this? 3. You start you 30 year career at a salary of $50,000 and receive yearly raises of $1,000. How much money will you have earned, in total, over the 30 ...

*October 11, 2016*

**math**

A ball is thrown vertically into the air so that its height s after t seconds is given by the equation, s=-1/27(t^2)+4√t. Find its maximum height.

*October 11, 2016*

**English - Theme**

No

*October 11, 2016*

**spanish**

Decide if the noun-adjective agreement is CORRECT or INCORRECT in the following sentence. El chico es alto. Correct Incorrect

*October 11, 2016*

**Chemistry **

A stock solution of sulfuric acid must be diluted by adding 25.0mL of 7.50M H2SO4 to enough water to make 500mL of diluted soultion. What is the concentration of the diluted solution?

*October 10, 2016*

**Chemistry **

If 8.723 grams of sodium bicarbonate are dissolved in water to produce a 250.0mL solution, what is the morality of this solution?

*October 10, 2016*

**math**

Cabrina and Dabney are at a conference in Seattle. Cabrina drives home to Boise at an average speed of 65 mph and Dabney drives home to Portland at 50 mph. If the sum of their driving times is 11.4 hours and if the sum of the distances driven is 690 miles, determine the time ...

*October 10, 2016*

**Quick math help **

Find the sum of the first 10 positive integers Is it 110? Which term of the arithmetic sequence is 25? -2,1,4,... Is it 70? Which term of the arithmetic sequence is177? 2,9,16,... Is it 1234? Find the sum of the first 8 positive odd integers. Is it 64?

*October 10, 2016*

**Quick math help**

Find the tenth term of the sequence: -6,1,8... Is it 57? For the sequence:2,4,8,16 the value of s4 is____. Is it 8? Find the 7th term of the sequence: 1,2,4,... Is it 64? Which term of this sequence is 275? 5,10,15,... Is it 1357? Find the 7thterm of an. Arithmetic sequence ...

*October 10, 2016*

**Math**

How to make one addend to the next tens. 28 + 16 30 + 14 =34 ?

*October 10, 2016*

**statistics**

According to a survey, 21% of motorists in a large city are uninsured. Suppose that currently 21% of all motorists in this city are uninsured. Two motorists are selected at random from this city. Let x denote the number of motorists in this sample of two who are uninsured. ...

*October 10, 2016*

**organic chemistry**

Free-radical halogenation can occur with chlorine and a source of direct UV radiation or sunlight. Chlorination of 2,4-dimethylpentane via radical halogenation leads to the formation of all three of the below products. Estimate the relative percentages of each product that ...

*October 10, 2016*

**health**

Which occupation is most likely to suffer a partial or complete rotator cuff tear on the job? A teacher A plumber A doctor An electrician A baseball pitcher

*October 10, 2016*

**Math**

A bag contain marbles of three different colours red blue and yellow 2/5of the marbles are red the ratio of three number of blue marbles to the number of yellow marbles is5:7 what fraction of the marbles in the bag is blue

*October 10, 2016*

**Chemistry**

CO2(g)+CaSiO3(s)+H2O(l)→SiO2(s)+Ca(HCO3)2(aq) Balance using smallest multiples

*October 10, 2016*

**physics**

A space station in the form of a large wheel, 173 m in diameter, rotates to provide an “ar- tificial gravity” of 6 . 6 m / s 2 for people located on the outer rim. Find the rotational frequency of the wheel

*October 10, 2016*

**History**

Thank you so much!

*October 10, 2016*

**History**

*cries bc i put B for number one and not A* I got ya has the right answers :)

*October 10, 2016*

**HELP ME PLEASE I NEED HELP history**

B and C?

*October 10, 2016*

**math**

Roberto has 20 crayons 12 are red. the rest are blue and yellow. he has 2 more blue than yellow. how many blue crayons does he have?

*October 10, 2016*

**Algebra**

At 3:00 P.M., Carrie and Chad had already made 46 candles. By 5:00 p.m., the total had reached 100 candles. Assuming a constant production rate, at what time did they make their 82nd candle?

*October 10, 2016*

**Statistics **

If $3000 is invested at 3% compounded monthly how much in 9 years

*October 9, 2016*

**Hisotry**

im reporting to connexus

*October 9, 2016*

**Hisotry**

What are some similarities between humans and machines? In what ways are humans and machines different? What are some conflicts between humans and machines that have arisen in the past? What conflicts might occur in the future? Can these conflicts be resolved?

*October 9, 2016*

**Statistics **

If $3000 is invested at 3% compounded monthly how much in 9 years

*October 9, 2016*

**Maths**

A boy saves 1/8 of his weekly allowance each week, how much is his weekly allowance

*October 9, 2016*

**Chemistry**

a sample of an ionic compound is dissolved in water and the water gets colder. what is acting as the system?what is acting as the surroundings? does the heat flow from the system to the surroundings or from the surroundings to the system? is this extothermic or endothermic?...

*October 9, 2016*

**Chemistry**

a piece of metal is heated by placing it in hot oil. it is removed from the hot oil and placed into a calorimeter of cold water. the water heats up due to the transfer of heat from the metal. what happens to the temperature of the calorimeter? how is the heat that causes the ...

*October 9, 2016*

**Band**

yes.

*October 9, 2016*

**Band**

I know this seems dumb because the subject is band, but I have a real question that I need help on if there is anyone here that is in band? It is related to hw.

*October 9, 2016*

**algebra**

x-1 1 ______ = ____ 6 3

*October 9, 2016*

**Social studies**

B and C

*October 9, 2016*

**Social studies**

the answers are A C D B C

*October 9, 2016*

**Social studies**

The quiz is 1-a and c. 2 d. 3honesty and patriotism

*October 9, 2016*

**computer**

Write the pseudocode and draw the flowchart for a program that prompts the user for his/heryearly income, and outputs the amount of taxes to paybased on the yearly income.

*October 9, 2016*

**Maths**

What is the density of a block of wood with a mass of 1 gram and a volume of 2 cm3

*October 9, 2016*

**Physics **

Ade throws a ball up to a height of 10m and catches it back. What is the Displacement of the ball

*October 9, 2016*