Friday
December 19, 2014

Posts by Anonymous


Total # Posts: 75,726

english
When the movie Star Wars premiered in 1977, it was both surprising and a revolution in its special effects.
December 11, 2014

Math
What is the domain of this function f(x)=sin^-1 x?
December 11, 2014

Economics
where
December 11, 2014

physics
An 56.0 N box of clothes is pulled 5.2 m up a 30.0° ramp by a force of 104 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. J
December 11, 2014

math
the ratio of boys to girls in a club is 7:4, there are 21 fewer girls than boys , what is the total number of children in the club?
December 11, 2014

cem
Iron Bromide
December 11, 2014

physics
A child and sled with a combined mass of 45.0 kg slide down a frictionless hill that is 8.79 m high. If the sled starts from rest, what is its speed at the bottom of the hill? m/s
December 11, 2014

french
Hello. I have this bit of french homework. I've already some of it. Please help correct it and help me in the last few blanks. 15. Comme je suis en retard, nous _______ chez nous (restions, reste, restons). 25. Tous les samedis je _____________ des crépes. (Mangeais...
December 11, 2014

physics
A plane designed for vertical takeoff has a mass of 8.2 ✕ 103 kg. Find the net work done by all forces on the plane as it accelerates upward at 10.5 m/s2 through a distance of 25.4 m after starting from rest. J
December 11, 2014

chemistry
write an equation that describes the equilibrium present in a saturated solution of Cu3(PO4)2 someone please explain to me, thanks!
December 11, 2014

chemistry
A solution contains 0.20 M Cl- and 0.20 M SO4^2-. a) identify a cation that could be added to the solution to give a precipitate with only one of these anions. MY answer: Cu+ b) write the net ionic equation for the precipitation reaction in part a) MY answer: Cl^- + Cu^+ ==>...
December 11, 2014

Mathematics
Insert three arithmetic mean and solve the nth term of 1 and 2
December 11, 2014

math 120
A recent poll of a random sample of 400 students at a public 4-year college showed the average (mean) amount of time spent using email was 49 minutes per day with a standard deviation of 44 minutes. a. find a 95% confidence interval fot the population mean
December 11, 2014

algebra
A square flag has a width of 21/2 feet find the perimeter
December 10, 2014

English help
Would be after hot?
December 10, 2014

English help
Would the first one be after Morrison after Kristin and Hannah? Would the second one be after president? Would the third one be after tiring? Would the forth be after indeed? Would the fifth one be after me? Would the sixth one be after opinion?
December 10, 2014

English help
Where would I add commas in these sentences? 1. My favorite authors are Toni Morrison Kristin Hannah and William Shakespeare. 2. Some people think Benjamin Franklin is a former president but he is not. 3. The new student had a tiring hectic day. 4. Indeed true happiness does ...
December 10, 2014

English check
Which is correct? For this section, choose the answer choice that represents the correctly punctuated sentence. 1. A. The tall, dark, and handsome man was actually a con artist, and he fooled his friends for years. B. The tall, dark, and handsome man was actually a con artist ...
December 10, 2014

Algebra2
is the answer 192
December 10, 2014

Urgent chemistry help
is there anything unusual about how the first elements are named when naming the compound? Is there anything unusual about how the second element is named when naming the compound? Why are the elements in the binary compounds combined in different ratios ( as shown by the ...
December 10, 2014

social studies
what is the answe?R>
December 10, 2014

social studies
what is the answer?
December 10, 2014

social studies
@ms sue
December 10, 2014

social studies
What was the primary reason that new Christian denominations sprang up in Georgia following the war? The new government did not endorse any one specific religion The slaves’ religions were adopted by early Americans. The Georgia constitution made provisions for up to 13 ...
December 10, 2014

Math
Caroline runs 3 1/2 miles in 22 1/4 minutes how many miles does she run per minute?
December 10, 2014

math
thanks
December 10, 2014

math
A rectangular closet has a perimeter of 10 feet. If the width of the closet is 3 feet, what is the length of the closet?
December 10, 2014

Diagram sentence
Jason had a birthday party at his favorite Mexican resturant.
December 10, 2014

Diagram sentence
Sandy's throw to first base was short
December 10, 2014

ratios
A collector has 120 movie posters and 100 band posters. She wants to sell 24 movie posters but still have her poster c Collection maintain the same ratio of 120:100. If she sells 24 movie posters, how many band posters should she sell? OK
December 10, 2014

science
how much force is used when a 3.00 km object is moved by 51.0 kj of work?
December 10, 2014

social studies
are you sure?
December 10, 2014

social studies
why did post revolutinary americans value education? a college degree needed to get a job. they wanted to understand the world. they loved learning and wanted to understand the world. they believed educated citizens were needed to elect leaders for the new country.
December 10, 2014

social studies
@writEACHER
December 10, 2014

social studies
it is on the religion in georgia topic!
December 10, 2014

social studies
what was the primary reason that new christian denominations sprang up in goergia following the war? the new government did not endorse any one specific religion. the slaves' religions were adopted by early americans the goergia constitution made provisions for up to 13 ...
December 10, 2014

physics
flow rate = Q = pi r^2 v = amount per second that flows through the pipe so Q = pi (.563)^2 (13.5) if no oil has been added or subtracted or compressed then Q is the same everywhere so pi (D^2/4) (5.65) = Q
December 10, 2014

social studies
so the answer is cotton not tobaccoo?
December 10, 2014

social studies
i was just asking a questions?
December 10, 2014

social studies
@writEacher
December 10, 2014

social studies
i thought it is tobacco?
December 10, 2014

social studies
revolutinary georgia
December 10, 2014

social studies
now i think it is cotton? georgia development after the war
December 10, 2014

social studies
is it cotton?
December 10, 2014

social studies
which of the following became the most popular cash crop in georgia? corn cotton rice tobacco
December 10, 2014

Calculus
first = x^(3/5) second = (4-x) derivative = first derivative of second + second derivative of first first derivative of second = x^(3/5)*-1 second derivative of first = (4-x)[ (3/5){x^-(2/5)} = (1/5)(12 -3x)x^-(2/5) so -x^(3/5) + (1/5)(12 -3x)x^-(2/5) but x^(3/5) = x^(-2/5)x^(...
December 10, 2014

ratios
A collector has 120 movie posters and 100 band posters. She wants to sell 24 movie posters but still have her poster c Collection maintain the same ratio of 120:100. If she sells 24 movie posters, how many band posters should she sell? OK
December 10, 2014

Math
Can a triangle have side lengths 2, 3, and 5?
December 10, 2014

Pre-Calc/Trig...
oh okay, thanks!
December 10, 2014

Pre-Calc/Trig...
what is In e^4.3 equivalent to? How?
December 10, 2014

statistic math
the local weatherman has been accurate (successful) in his forecast 80% of the time. find probability that he is accurate exactly 3 of the next 5 days. helppp
December 10, 2014

physics
A 145-g baseball travels at 35 m/s toward a baseball player's bat (the bat is the object of reference) and rebounds in the opposite direction at 40 m/s
December 10, 2014

College Algebra
r/12 = .06/12 = .005 1+r/12 = 1.005 A = 100 (1.005) [ 1.005^12n -1]/.005 200,000 = 20,000 (1.005)[ 1.005^12n -1] 2000 = [ 1.005^12n -1] 2001 = 1.005^12n log 2001 = 12 n log 1.005 12 n = 1524.08 n = 127 years check my arithmetic !
December 10, 2014

math
3x = 42 x = 14 2x = 28
December 10, 2014

math
six pieces per yard for eight yards = 48
December 10, 2014

world geography
Which czars were given the credit of uniting the slavic territories?
December 10, 2014

Ap calc
At a football game, at the instant the ball goes into play, a player at the line of scrimmage begins running along the edge of the field at a rate of 25 ft/sec. The quarterback receives the ball and is forced into position 30 feet across the field from the boundary line along ...
December 10, 2014

language arts
thanks Michael!
December 10, 2014

language arts
Thanks Michael! you too! Let me know what questions you have sand if you think you know my question
December 10, 2014

language arts
Thank you! does anybody else have an idea?
December 10, 2014

language arts
Which of the following passages from the text best supports the idea that Johnny Tremain may be changing? A. He didn't really want to follow any trade but his own. He looked on soap-boilers, leather dresses, rope makers and such B. "I'll come back alright- but not...
December 10, 2014

math
Ivan is saving money to buy a computer with. He started with $225 in his savings account and the first week he added $75, the second week he added $200, the third week he unfortunately had to take out $50 and the fourth week he added $125. How much more money does he need to ...
December 10, 2014

physics
A 2 kg lab cart is sliding across across a horizontal frictionless surface at a constant velocity of 4.0 meters per second east. What will be the cart's velocity after a 6.0-newton westward force acts on it for 2.0 seconds and in what direction? Update 2: what i don't...
December 10, 2014

math
How do you factor 40y^2+y-6? Explain the steps please? I am very confused!
December 9, 2014

history
which of the following would not be considered an institution? A families B sports clubs C organized religion D civilizations is it d?
December 9, 2014

language arts
which of the following statements from Johnny Tremain most accurately describes Mr. Latham and his daughter-in law Mrs. Latham? A. Mr. Lapham is kindly and pious; Mrs. Lapham is pragmatic and determined B. Mr. Laphan is concerned about money; Mrs. Latham is concerned about ...
December 9, 2014

general chemistry
Copper crystallizes in a face-centered cubic unit cell with an edge length of 362 pm. What is the radius of a Cu atom in pm?
December 9, 2014

Math
what two numbers add to -19 and multiply to -42 (factoring?!) 14c^2-19c-3
December 9, 2014

general chemistry
it says it's incorrect
December 9, 2014

general chemistry
Copper crystallizes in a face-centered cubic unit cell with an edge length of 362 pm. What is the radius of a Cu atom in pm? What equation do you use?
December 9, 2014

general chemistry
Methanol has a ΔHvap = 35.3 kJ/mol CH3OH. Calculate the change in heat, q, when 50.0 g methanol condenses? Caution! Is q + or -?
December 9, 2014

Math
Thank you very much. :)
December 9, 2014

Math
1,279 * 4 + 3 = 5,119
December 9, 2014

Math
79 * 4 + 3 = 319 319 * 4 + 3 = 1,279 1,279 * 4 + 3 = 5,019
December 9, 2014

Math
Start a 4. Create a pattern that multiplies each number by 4 and then adds 3. Stop when you have 5 numbers. Can someone please help me out?
December 9, 2014

physics
An amusement park ride consists of a rotating circular platform 8.09 m in diameter from which 10 kg seats are suspended at the end of 2.19 m mass less chains. When the system rotates, the chains make an angle of 14.8 ◦ with the vertical. The acceleration of gravity is 9....
December 9, 2014

Can you help me with this math problem? ASAP plz!
simple for 3 years .045 * 3 = .135 .135 * 400 = 54 compounded for three years 1.032^3 - 1 = .0991 .0991 * 450 = 44.60 54 + 44.60 = 98.60
December 9, 2014

French
Hello. I need a bit of help in my french homework. Its on the subject of converting a paragraph to passé compose. Can someone please help me? Here's the paragraph: I've tried( my work isn't included) but I just want to ensure that it is correct. Vendredi ...
December 9, 2014

physics
A golf ball rolled off the edge of a table that has a height of 1.25 m and lands 0.48 m away from the table. The golf ball took 0.505 s to hit the ground 0.48 m from the table. What was the horizontal velocity, to the nearest hundredth m/s, of the ball as it rolled off the ...
December 9, 2014

language arts
it's from Johnny Tremain. Sorry! Anybody know the answers?
December 9, 2014

language arts
1. which of the following statements most accurately describes Mr. Lapham and his daughter in law Mrs. Lapham? A. Mr. Lapham is kindly and pious; Mr. Lapham is pragmatic and determined B. Mr. Lapham is concerned about money; Mrs. Lapham is concerned about religion C. Both Mr. ...
December 9, 2014

chem
Argon exists in three isotopic forms, 36Ar, 38Ar, and 40Ar. What is the relative rate of effusion of the fastest to slowest, ufast/uslow?
December 9, 2014

Language arts help
its a duh
December 9, 2014

English
Writers often make common errors by writing the way they speak. Identify and explain the sentence structure error in the following sentence: Because Belinda wants to move to California.
December 9, 2014

English
Writers often make common errors by omitting punctuation. Identify and explain the sentence structure error in the following sentence: Tabitha drove to school she took her math test she drove home in the afternoon.
December 9, 2014

Chemistry
What are some cons of becoming a pharmacologist?
December 9, 2014

language arts
thanks so much! do you know which one # 2 is?
December 9, 2014

language arts
which of the following statements most accurately describes Mr. Lapham and his daughter-in-law Mrs. Lapham? A. Mr. Lapham is kindly and pious; Mrs. Lapham is pragmatic and determined B. Mr. Lapham is concerned about money; Mrs. Lapham is concerned about religion C. Both Mr. ...
December 9, 2014

pol 2901
In republicanism, the state is viewed as a (Points : 1)
December 9, 2014

science
Thanks every one!!
December 9, 2014

science
I got it! I talked to my teacher. Anyway thanks!
December 9, 2014

science
Thanks and I already submitted my answer before you told me!
December 9, 2014

science
anyone??? Ms. Sue! Please
December 9, 2014

science
Oh ya choices are A. amplitude. B. wave speed. C. wavelength. D. reflection.
December 9, 2014

science
In electromagnetic waves, frequency is inversely proportional to Fast Please. I do not understand this
December 9, 2014

language arts
is it b?
December 9, 2014

language arts
is it b?
December 9, 2014

language arts
which of the following passages from Johnny tremain identifies a key event in the plot? A. "I'll buy your unexpired time. I think between us we could make some fine things you and I." The boy flushed. To thin the great Paul Revere wanted him B His feet went out ...
December 9, 2014

language arts
thank you!
December 9, 2014

language arts
which of the following passages from Johnny tremain is most useful in helping you determine what type of person mrs. lap ham is? A. "My!" said Mrs. Lapham, "that's the worse anything I had imagined. Now isn't that a shame!" B. When Mrs. Lapham came ...
December 9, 2014

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