Saturday
April 19, 2014

Posts by anonymous


Total # Posts: 68,183

college physics 1
Two newly discovered planets follow circular orbits around a star in a distant part of the galaxy. The orbital speeds of the planets are determined to be 35.1 km/s and 63.3 km/s. The slower planet's orbital period is 6.74 years. (a) What is the mass of the star? (b) What i...

chem
........2HI ==> H2 + I2 I......0.148.....0....0 C........-2x.....x....x E.....0.148-2x...x.....x Substitute the E line into K expression and solve for x.

AP physics
Pilots of high-performance fighter planes can be subjected to large centripetal accelerations during high-speed turns. Because of these accelerations, the pilots are subjected to forces that can be much greater than their body weight, leading to an accumulation of blood in the...

physics
The plane is traveling at 288 m/s on a vertical circle of radius 622 m. Determine the ratio of the normal force to the magnitude of the pilot's weight. For comparison, note that black-out can occur for ratios as small as 2 if the pilot is not wearing an anti-G suit.

Science... plz help~!
ok THX~!

Science... plz help~!
A basketball momentarily changes shape as it bounces off the floor. This is due to balanced forces acting on the ball. (1 point) True*** False A ball slowing down as it rolls across a carpet is an example of (1 point) Balanced force Friction*** Inertia Zero net force If the ne...

physics
A stone is tied to a string (length = 1.25 m) and whirled in a circle at the same constant speed in two different ways. First, the circle is horizontal and the string is nearly parallel to the ground. Next, the circle is vertical. In the vertical case the maximum tension in t...

physics
A bullet with mass 4.95 g is fired horizontally into a 1.994 kg block attached to a horizontal spring. The spring has a constant 5.58 10^2 N/m and reaches a maximum compression of 6.27 cm. (a) Find the initial speed of the bullet-block system. (b) Find the speed of the bullet.

SS
Which do you think is more accurate to describe the location of the Middle East, to the east of the Mediterranean or to the west of India?

Math help
I need help on these problems. There over solving equations by factoring. Don't get it at all. 1. (Y+5)(Y-7)=0 2. 2n(n-20)=0 3. (2t-3)(3t-2)=0 4. (2u+7)(3u-1)=0

Math
Gold medalist, in freestyle skiing, Justine Duford-Lapointe, is trying to get to her hotel. She can only travel north and east. The grid is a 5*5 followed by a 2*2, followed by a 8*8. How many ways can she take to her hotel?

Science
So it was formed when India crashed into Asia?

Science
How was Ama Dablam formed?

health
People who regularly engage in at least moderate intensity aerobic activity have a significantly lower risk of developing ________ than do inactive people. A. Type 2 diabetes B. Lung cancer C. Hip fractures D. Breast cancer

math please help
Write an equality to describe the situation. A sleeping bag will keep a person warm in temperatures down to -20°F. Please I really need help.

Math help
The land on Earth’s surface is represented by the seven continents. Europe has 77% of the dry land while Africa has 20%. North America has 4/25 and Antarctica has 1/10 of the dry land. What fractional amount of the dry land is contained within the three remaining continen...

Chemistry
if 25.0 mL of 15M nitric acid is diluted to 125 mL, what is the concentration of the new solution? i got 3M but i dont think its right

math
Write an inequality to describe the situation. A sleeping bag will keep a person warm in temperatures down to -20 degrees farenheit.

Canals
What exactly does a canal do, and how does it work?

History-help
Don't know what to put have no knowledge

History-help
I need help on this! Please help me! Thank you :) you're a huge blessing! What is driving the economic changes in china and why? What economic system do you believe china is? Why? What are the goals and dreams of the Chinese compared Americans? What are the costs that peop...

Math
Write an equality to describe the situation. A sleeping bag will keep a person warm in temperatures down to -20 degrees farenheit.

Chemistry
if 25.0 mL of 15M nitric acid is diluted to 125 mL, what is the concentration of the new solution? i got 3M but i dont think its right

Physics
Three astronauts, propelled by jet backpacks, push and guide a 149 kg asteroid toward a processing dock, exerting the forces shown in the figure, with F1 = 28 N, F2 = 59 N, F3 = 41 N, θ1 = 30°, and θ3 = 60°. What is the (a) magnitude and (b) angle (measured r...

Language
Participles may end in -ing, but I guess you could look at how the word ends to identify it as a participle or a gerund. Examples: The TIRED man slept----> showing a past participle. SLEEPING relaxes the body----> showing a gerund.

Which is greater?
27,648 42.39 7.85 32,400 (I think its 32,400)

Math
The recommended fluid intake for an adult is 64 ounces a day. By non, Shelly has had 2 cups of water. How many more ounces of fluid does Shelly need to consume in order to reach the recommended fluid intake? A 48 fl oz B 8 fl oz C 16 fl oz D Not here

Math
Mr. White notices that of the 30 students in his science class, 18 are using yellow pencils, 6 are using blue pencils, 4 are using erasable ink pens, and 2 are using mechanical pencils. If his class is representative of the student body, and there are 600 students in the schoo...

Math
The land on Earth’s surface is represented by the seven continents. Europe has 77% of the dry land while Africa has 20%. North America has 4/25 and Antarctica has 1/10 of the dry land. What fractional amount of the dry land is contained within the three remaining continen...

Tourism
Thank you!

Tourism
Any country, in general. Perhaps a developing country would generate more examples that I could use.

Tourism
How can government people and citizens help increase tourism? If I can get a website for this, that would be fine.

Financial Management
Your company will generate $68,000 in an- nual revenue each year for the next seven years from a new information database. If the appropriate interest rate is 8.5 percent, what is the present value of the savings?

Alegebra 2
Two positive numbers differ by 2. Their reciprocals add to 3. Find the numbers. (keep your answer in simplest radical form)

WE HATE U MS.SUE UR STUPID
SHES A B**** f*** her

AP Chemistry
Rank the following in terms of increasing ox- ide acidity. 1. Na2O, CO2, NO2 2. CO2, NO2, Na2O 3. NO2, CO2, Na2O 4. CO2, Na2O, NO2

Physics
A 500 kg go-cart is traveling at 15 m/s when the driver slams on the brakes. The cart comes to a stop in 7 m. If the same braking force is applied, how far will the cart travel after braking if it were traveling at 32 m/s?

geometry
A slide 2.8 m long makes an angle of 25 degrees with the ground. How high is the top of the slide above the ground?

science
which detail helps to predict stormy weather? a). Dewpoint: 57F./ 14c. b). Barometer:29.99 rising. c). Hi:65F, d).Heat index: NA. My answer is ( b )

math
Martys rock shop has a stock of 360 shells. 80% of the shells are from florida. How many of the shells are from florida?

Maths
A rectangular park is 45 m long and 30 m wide. A road 5 m wide is construced outside the park. Find the area of the road . The estimated cost of constructing the road is Rs 1,70,000 at Rs 200 per sq.m.Is it right?

LITERACY
Which type of citation would you use for a psychology paper?

Vinegar
What does vinegar feel like? And does it make a sound when it's poured?

physics
A 500 kg go-cart is traveling at 15 m/s when the driver slams on the brakes. The cart comes to a stop in 7 m. If the same braking force is applied, how far will the cart travel after braking if it were traveling at 32 m/s?

RATIO
In a school gym, the ratio of the number of boys to the number of girls was 4:3. After a 160 boys left the gym, the ratio became 4:5. How many girls was in the gym?

AP Chemistry
Which of the following salts is the most acidic in aqueous solutions? 1. KBr 2. NaI 3. Al(NO3)3 4. BaCl2 5. AgNO3 6. Fe(NO3)2 7. Pb(NO3)2

AP Chemistry
If 252mL of 2.5molar HCl solution is added to 343 mL of 2.8 molar Ba(OH)2 solution, what will be the molarity of BaCl2 in the resulting solution?

math
A waiter earns a salary of $500 per month for working 4 hrs a day. In may, he worked additional hours at $10 per hour and earned $650 for the month

Physics
A 500 kg go-cart is traveling at 15 m/s when the driver slams on the brakes. The cart comes to a stop in 7 m. If the same braking force is applied, how far will the cart travel after braking if it were traveling at 32 m/s?

Science
What types of experiments may be helpful to determine how to keep E. Coli from spreading quickly?

Science
What types of experiments may be helpful to determine how to keep E. Coli from spreading quickly?

MATH
Determine the equation of a line that is perpendicular to the line 2x+3y=7 and passes through the point (0,6) What is the volume if the prism in terms of y? 1st dimension: 2y+1 2nd dimension: y 3rd dimension: y+3

Physics
A 6 kg brick is falling at a rate of 48.9 m/s toward the earth at a current height of 14 m. What is the total mechanical energy of the brick? (total mechanical energy= Eg+Ek+Eel) What is the answer in Joules?

Grammar Check
Oh. I apologize. I didn't intend to take credit for the answer you provided for me. However, I didn't know, at the time, whether it was an answer or not.

Grammar Check
Thank you. Do you also agree with my answer to the question I posted in the "One Ordinary Day, With Peanuts" by Shirley Jackson?

Grammar Check
Identify the underlined word as either a direct object or the object of a preposition. 1. I have a _job_.... A: direct object?

"One Ordinary Day With Peanuts" by Shirley Jackson
This question regards the short-story "One Ordinary Day by Shirley Jackson. 1. At which aspects of modern life does this story poke fun? A: This story pokes fun at our tendency to classify people –especially as good or bad?

Science
What types of experiment may be helpful to determine how to keep E. Coli from spreading quickly?

english
How is the more direct performative aspect of drama and/or poetry reflected in these forms?

Math help
How do you factor this trinomial? Need help!! 5u^2-3uv-2v^2

AP Chemistry
In neutralization reactions, acid + base -> salt + water HCL can be neutralized with NaOH. How many moles of NaOH will it take to neutralize 0.56 L of 0.51 M HCl?

history
As president, Grover Cleveland antagonized A.Western cattlemen and businessmen by restoring many acres of public lands to the federal government B.Democrats by putting many of his fellow Republicans into political positions C.Mugwumps by allowing “pension raids” on t...

Ms. Sue?
Ms. Sue?

One Ordinary Day by Shirley Jackson--Please, help!
Is that the answer, then?

One Ordinary Day by Shirley Jackson--Please, help!
Correction: Yes, I suppose she is.

One Ordinary Day by Shirley Jackson--Please, help!
Yes, I suppose he is.

Ms. Sue? Can you help me?
Please?

One Ordinary Day by Shirley Jackson--Please, help!
Please, help me! This question regards the short-story "One Ordinary Day by Shirley Jackson. 1. At which aspects of modern life does this story poke fun?

AP Chemistry
50.0 mL of an HCl solution with a pH of 3.5 neutralizes 200.0 mL of a Ca(OH)2 solution. What is the molarity of the Ca(OH)2 solu- tion?

pre algebra
three of every seven sales transaction are on credit cards, what percent of the transactions are not on credit cards

S.S
hi

Nevermind...
Nevermind. I already answered them. Thank you for helping me with my other questions, though.

English/Literature/Poetry (Writeacher)
Correction: 3. How would you describe the tone or mood of this poem? A: I would describe the tone or mood of this poem as a humorous and lighthearted tone about the serious subject of hurricanes.

English/Literature/Poetry (Writeacher)
Correction: 3. How would you describe the tone or mood of this poem? A: I would describe the tone or mood of this poem as a humorous and lighthearted tone about the serious subject of hurricanes.

English/Literature/Poetry (Writeacher)
Have you read the poem called "Problems With Hurricanes" by Victor Hernández Cruz? If so, could you assist me in answering the questions below? If not, could you possibly read this poem online and help me, anyways? Thank you. 1. What is the author suggesting a...

Grammar
Are the commas correctly placed in the sentence below? "Overall, the plan is going to stop bullying by raising awareness, and by outlining consequences."

history
As president, Grover Cleveland antagonized A. Western cattlemen and businessmen by restoring many acres of public lands to the federal government B. Democrats by putting many of his fellow Republicans into political positions C. Mugwumps by allowing “pension raids” o...

Social Studies
How can you make a good closing statement for Eastern Africa?

English
using dashes It was part of the play--imagine that meant--to add suspense.

English
using dashes There was a loud boom--what a fright--from the back of the theater. We all turned around--I even jumped up--to see what it was. It was part of the play--imagine--that meant to add suspense.

Grammar (Writeacher)
Thank you!

Grammar (Writeacher)
Correction: What do you think about this?

Grammar (Writeacher)
What do you thin about this? A: This is certainly not the sort of wife I would have imagined for Mr. Johnson as Mrs. Johnson seems to be a rather bad –tempered, accusing, and hostile person, bringing destruction wherever she goes. For example, Mrs. Johnson sends three dog...

Grammar (Writeacher)
What would you suggest, then?

Grammar (Writeacher)
Thank you!

Grammar (Writeacher)
A: This is certainly not the sort of wife I would have imagined for Mr. Johnson as Mrs. Johnson seems to be a rather bad –tempered, accusing, and hostile person, bringing destruction wherever she goes. For example, she sends three dogs to the pound, accuses a woman of sho...

Grammar (Writeacher)
A: This is certainly not the sort of wife I would have imagined for Mr. Johnson as Mrs. Johnson seems to be a rather bad –tempered, accusing, and hostile person, bringing destruction wherever she goes. In other words, she appears to be the complete opposite of Mr. Johnson...

Grammar (Writeacher)
Do agree with my answer? Also, is it grammatically correct? This question regards the short-story "One Ordinary Day, With Peanuts" by Shirely Jackson. 1. Is this the sort of wife you would have imagined for Mr. Johnson, based on your impressions of his personality up...

pharmacy math
Rx Potassium 2:5 Chloride solution 30ml. How many milliliters of a potassium chloride 3:5 solution do you need to prepare the order?

pharmacy math
In what proportion should you combine 1:30 soaking solution and distilled water to create a 500ml solution of 1:70 concentration?

English
adding dashes There was a loud boom--what a fright--from the back of the theater. We all turned around--I even jumped up-to see what it was. It was part of the play-imagine-that meant to add suspense.

English
adding dashes where needed There was a loud boom -- what a fright from the back of the theater. We all turned around -- I even jumped up to see what it was. It was part of the play -- imagine that meant to add suspense. I'd love to see the play again -- maybe next week -- ...

English
Using hyphens Between acts the theater was completely dark, but the orchestra continued to play any-way.

English
Using hyphens The director told us that there would be room for only tow busloads, or eighty-four people. The play was going to be in an old-fashioned theater. Between-acts the theater was completely dark, but the orchestra continued to play anyway. The vice-president was play...

English
Using semicolons Colleen is a clever teacher;she is also an inspiring one. Her lectures are interesting; they are full of information. She has a college degree in history; world history is her specialty. She begins her classes by answering questions; she ends them by asking qu...

English
Ok

English
In the original of sentence 2 there are no quotation marks

English
Using colons The special exhibit on birds contains the following types: prehistoric birds, seabirds, and domestic birds. The letter we wrote to the museum began Dear Sir: Please let us know when the special exhibition on penguins will be shown at your museum. He told us that w...

chemistry
also, what is the experimental percent of platinum in the original compound?

chemistry
a 0.2000 grams sample of aluminum metal is added to a solution containing 1.0000grams of an unknown compound made of platinum and chloride ion. the reaction results in the formation of aluminum chloride and platinum metal. when the reaction is complete, unreacted aluminum rema...

Pages: <<Prev | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | Next>>

Search
Members