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March 29, 2017

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Posts by ryan

Total # Posts: 1,265

Mathematics
The eighth term of an arithmetic series is twice the third term. The sum of the first eight terms are 39.Calculate the first term. Please help i've been stuck for hours on this question
March 15, 2017

Maths
The eighth term of an arithmetic series is twice the third term. The sum of the first eight terms are 39.Calculate the first term. Please help
March 15, 2017

physics
i got it bob thanks lol should be 490J!!
February 8, 2017

physics
122.5J ? when your saying work is equal to the PE gained. does that mean its 490j??
February 8, 2017

physics
so would it look like this 490= f x 2.0 245J ??
February 8, 2017

physics
a box with a mass of 25kg is lifted (without acceleration) through a height of 2.0m, in order to place it upon the shelf of a closet. The value of acceleration due to gravity g= 9.8ms^2 How much work is required to lift the box to this position? i figured out the potential ...
February 8, 2017

english
What are (desire lines) according to tim cresswell place?
January 30, 2017

Vectors
Write a second symmetric equation for the following line, given the point on the line A(0, 5, -1/2) (x-2)/4= (y-4)/-2 = z Would it not be x/4 = (x-5)/-2 = z+1/2
January 16, 2017

Math
How long will it take to fill 6 similar tanks completely with water? Give your answer in hours and minutes
January 11, 2017

Trig
It looks like a communication question
January 8, 2017

Trig
Let n be a fixed positive integer. Describe all solutions of sin(n theta) = 1/2 I know that the solutions would be (?/6)/n+(2?x)/n and (5?/6)/n+(2?x)/n ? How do I 'describe'
January 8, 2017

Math
Parallelogram ABCD is inscribed in a circle. Then, the measure of angle A must be 90?
January 8, 2017

Math
Julie has 8 more than three times as many quarters as dimes. The total value of the coins is $12.20. How many of each kind of coin does she have?
January 5, 2017

Social Studies
Dang if i knew this i would give u the anwsers
January 4, 2017

math
what is the strategy of 12 were bought by Logan 1/3 was choc.chip 1/3 was sugar 1/3 was peanut butter how many of each kind of cookie did logan buy
December 7, 2016

math
Alex Hurry Guys what strategy was used
December 7, 2016

MATH
Logan bought 12 cookies 1/3 was choc chip 1/3 was sugar and 1/3 was peanut butter How many of each kind of cookie did Logan buy
December 7, 2016

Algebra
The difference between 5 times a number and 20 equals the sum of the number and 40. Find the number
December 1, 2016

Stoichiometry
Suppose you wanted to add just enough 0.40M calcium chloride solution to 75.0mL of 0.60M of sodium carbonate solution for all of the sodium carbonate and calcium chloride to react. B) what mass of calcium carbonate would be produced (assuming a 100% yield)
November 27, 2016

Stoichiometry
B) what mass of calcium carbonate would be produced assuming a 100% yield?
November 27, 2016

Stoichiometry
Thanks
November 27, 2016

Stoichiometry
Suppose you wanted to add just enough 0.40M calcium chloride solution to 75.0mL of 0.60M of sodium carbonate solution for all of the sodium carbonate and calcium chloride to react. a) What volume of 0.40M calcium chloride solution would be required?
November 27, 2016

Algebra 1 A
$0.20x + $2.30y - $1.00z < $100
November 27, 2016

Stoichiometry
How do I find theoretical amount that should have formed or CaCl2?
November 27, 2016

Stoichiometry
It would be CaCl2
November 27, 2016

Stoichiometry
Which one is the limiting reactant if 0.0453 moles of sodium carbonate was used and 0.0216 moles of calcium choloride was used? Balanced Eq. Na2CO3 + CaCl2 = CaCO3 + 2NaCl
November 27, 2016

Chemistry
Carbohydrates (such as C6H12O6) undergo combustion with oxygen to produce carbon dioxide and water. Living things use this reaction (a process called respiration) to produce energy. Determine the mass of carbohydrates consumed for every 0.300 mol of oxygen gas consumed during ...
November 24, 2016

Chemistry
Carbohydrates (such as C6H12O6) undergo combustion with oxygen to produce carbon dioxide and water. Living things use this reaction (a process called respiration) to produce energy. Determine the mass of carbohydrates consumed for every 0.300 mol of oxygen gas consumed during ...
November 24, 2016

Math
50-p= Leonora score
November 24, 2016

Chemistry
I need help with this, but nobody has answered yet
November 21, 2016

Chemistry
Carbohydrates (such as C6H12O6) undergo combustion with oxygen to produce carbon dioxide and water. Living things use this reaction (a process called respiration) to produce energy. Determine the mass of carbohydrates consumed for every 0.300 mol of oxygen gas consumed during ...
November 21, 2016

Physics
A block that has a mass of 0.0190 kg and a block that has a mass of 2.00 kg are attached to the ends of a rope. A student holds the 2.00-kg block and lets the 0.0190-kg block hang below it; then he lets go. Air resistance can be neglected. 1)What is the tension in the rope ...
November 20, 2016

Math
A game is played using one dice. If the dice is rolled and shows 1, the player wins $1; if it shows 2, the player wins $2; if it shows a 3, the player wins $3. If the die shows 4,5,or 6 the player wins nothing. a.) If there is a charge of $1.25 to play the game, what is the ...
November 18, 2016

English
Which did Anton have more allegiance to: his caste of genetically enhanced beings or his brother?
November 18, 2016

English
Thanks
November 17, 2016

English
Why is the society in Gattaca so devoid of happiness, vitality and fun?
November 17, 2016

Chemistry
First you need to finish the equation. It is a combustion reaction and the formula for methane is CH4. Once you have balanced it you can use cross multiplication to find the answer.
November 17, 2016

Biology
Thanks
November 15, 2016

Biology
What are 2 advantages for binary fission in bacteria?
November 15, 2016

chemistry
Ok now you need to find the molar mass of the hydrate. Then you divide the hydrate by the molar mass which is 250.5g/mol
November 14, 2016

Chemistry pH, acids, and bases
Thanks!
October 24, 2016

Chemistry pH, acids, and bases
Trichloroacetic acid (CCl3CO2H) is a corrosive acid that is used to precipitate proteins. The pH of a 0.050 M solution of trichloroacetic acid is the same as the pH of a 0.040 M HClO4 solution. Calculate Ka for trichloroacetic acid. I just don't know where to start. How ...
October 24, 2016

SS Checj My ANSWERS Please
i like cats is right
October 6, 2016

SS
1. B
October 5, 2016

Physics
A 1200 kg car rounds a curve of radius 71 m banked at an angle of 11°. What is the magnitude of the friction force required for the car to travel at 82 km/h? My physics optional extra work: This would be helpful so I can compare the solutions here as I do the work by myself.
September 30, 2016

Physics
A 0.79 kg ball is connected by means of two ideal strings to a vertical, rotating rod. The strings are tied to the rod and are taut. The upper string is 29.0 cm long and has a tension of 29.7 N, and it makes an angle θ2 = 64.0° with the rod, while the lower string ...
September 30, 2016

Physics
The earth rotates once per day about an axis passing through the north and south poles, an axis that is perpendicular to the plane of the equator. (a) Assuming the earth is a sphere with a radius of 6.38 106 m, determine the speed of a person situated at the equator. (b) What ...
September 30, 2016

Physics
The earth rotates once per day about an axis passing through the north and south poles, an axis that is perpendicular to the plane of the equator. (a) Assuming the earth is a sphere with a radius of 6.38 106 m, determine the speed of a person situated at the equator. My ...
September 30, 2016

Physics
A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.70 × 104 m/s, and the radius of the orbit is 5.80 × 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has a ...
September 30, 2016

Physics
Tarzan plans to cross a gorge by swinging in an arc from a hanging vine (see Fig). If his arms are capable of exerting a force of 1200 N on the rope, what is the maximum speed he can tolerate at the lowest point of his swing? His mass is 84 kg and the vine is 4.8 m long. My ...
September 30, 2016

Physics
Speedboat (A) negotiates a curve whose radius is 115 m. Speedboat (B) negotiates a curve whose radius is 240 m. Each boat experiences the same centripetal acceleration. What is the ratio vA/vB of the speeds of the boats? My physics optional extra work: This would be helpful so...
September 30, 2016

Physics
A hockey puck of mass m = 70 g is attached to a string that passes through a hole in the center of a table, as shown in the figure below. The hockey puck moves in a circle of radius r = 1.20 m. Tied to the other end of the string, and hanging vertically beneath the table, is a...
September 30, 2016

Physics
My physics optional extra work: This would be helpful so I can compare the solutions here as I do the work by myself. Question: A car enters a circular flat curve with a radius of curvature of 0.20 km with a maximum speed of 135 km/h. If the friction between the road and the ...
September 30, 2016

Government
ms sue you don't help much i hate to be a jerk.
September 29, 2016

Social Studies
b
September 29, 2016

math
How do you make this this true? 26 = 5 + 3 squared - 6 x 7 22 = 5 + 3 squared - 6 x 7 406 = 5 + 3 squared - 6 x 7
September 27, 2016

SS
i can confirm animegirls answers are right
September 21, 2016

Physics
A ball is rolling on a table with a horizontal velocity of 5 m/s when it rolls off the edge. How far from the base of the table does the ball land in the table is 0.8 m tall?
September 20, 2016

HOME AND FAMILY
IDENTIFY AT LEAST FOUR CARESS FOR EACH AREA
September 14, 2016

Science
Assume that a spacecraft can travel at the speed of 100,000 km, how many days will it take to get from Earth to Mars?
September 13, 2016

Social Studies (Check my answers)
Bs incorrect.
September 8, 2016

Math
How many sets of 3 primes sum to 20?
September 5, 2016

Math
A number has three distinct digits. The sum of the digits equals the product of the digits. How many three-digit numbers satisfy this condition?
September 4, 2016

Math
An old book listed that 72 turkeys were bought for $\$\square.\square\square$ each, at a total cost of $\$\square 67.9\square.$ What was the cost of each turkey, if each $\square$ stands for a digit that was unreadable in the old book? Note: The $\square$ digits are not all ...
September 3, 2016

Communication Arts
Georgia O'Keefe was an American painter from Wisconsin whose detailed close-ups of flowers brought her world renown. This is the correct answer.
September 2, 2016

English
D is the answer
June 30, 2016

physics
an elevator weighs 8000N. It leaves the main floor and arrives to the 15th floor which is 45 meters high. How much work was done by the motor
June 12, 2016

Physics
The quarterback of a football team gets off a perfect pass at an angle of 30 degrees with the horizontal. His receiver gathers it in 12.2m downfield from the passer at the same height above ground as the passer's throwing hand. a. What was the ball's velocity as it ...
May 31, 2016

English
thank you guys so much
May 18, 2016

English
Ok so one is a two is also a three is a and four is a also so they are all a correct?
May 18, 2016

English
Choose the word that best completes the sentences. One of the girls left _____ tennis shoes in the gym a. her b. hers c. their d. them I think its it A but it could also be c the best player to watch is ______ a. she b. her c. him d. me this one confuses me because it could be...
May 18, 2016

political science
Which of the following is NOT a component of judicial review? The supremacy of local laws when they conflict with national laws or treaties. The power of the courts to declare national laws invalid if they violate the Constitution The supremacy of national laws or treaties ...
May 1, 2016

political science
can i get help with this one or not?
May 1, 2016

political science
my guess was the 2nd one
May 1, 2016

political science
On the spectrum of international ideologies, what group is most likely to oppose other nations monitoring human rights conditions in the U.S., and favor national tariffs, import quotes, and government subsidies to national businesses? International Communitarians International...
May 1, 2016

math
Your recipe calls for 3eggs and 7cups of sugar I have 18eggs and 40cups of sugar how many cakes can I make
April 28, 2016

Physics
An archer puts a 0.29 kg arrow to the bow- string. An average force of 224.8 N is exerted to draw the string back 1.44 m. The acceleration of gravity is 9.8 m/s2 . Assuming no frictional loss, with what speed does the arrow leave the bow? Answer in units of m/s.
April 27, 2016

Calculus
Bob, is there anyway you can show work. Sorry forgot to ask
April 24, 2016

Calculus
An equation of the line with slope -1 that passes through the point (2,5) is y=-x+7
April 24, 2016

Language Art, please check!
What were your answers
April 22, 2016

Math/Geometry
what is the answer to the question find the volumne of a composite figure with a square and cylinder with all its measurements 8 ft. rtound to the nearest tenth.
April 21, 2016

Technology
What are your answers
April 18, 2016

Personal Finance
C.
April 15, 2016

english
Which of the following is a subordinate clause?
April 15, 2016

Geometry Honors
On the bridge of a ship at sea, the captain asked the new, young officer standing next to him to determine the distance to the horizon. The officer took pencil and paper, and in a few moments came up with an answer. On the paper he had written the formula d = 3.6 square root h...
April 13, 2016

Geometry Honors
Boat 1 and boat 2, traveling at constant speeds but not necessarily the same speed, depart at the same time from docks A and C, respectively, on the banks of a man-made circular lake. If they go straight to docks D and B, respectively, they will collide. Prove that if boat 1 ...
April 13, 2016

political science
well is it rule then?
April 10, 2016

political science
One of the main differences in passing a bill is that the House has a _____ which the Senate does not. rule committee lower requirement for passage veto power fast-track committee its the veto power?
April 10, 2016

English
Is the following sentence a smiple compound complex or compund-complex? She invited her neightbor to the party even though she didn't know her very well
April 10, 2016

political science
ok thanks
April 10, 2016

political science
Im guessing the 1st one?
April 10, 2016

political science
Which of the following is NOT considered a critical election? William McKinley (1896) Theodore Roosevelt (1904) Abraham Lincoln (1860) Franklin Roosevelt (1932)
April 10, 2016

political science
for this i have sub cabinet?
April 10, 2016

political science
As US ambassador to the United Nations, Samantha Power has what rank compared to other members of the executive administration? cabinet committee sub-committee sub-cabinet
April 10, 2016

political science
can i get help with this one please!
April 10, 2016

political science
i honestly have no clue?!
April 10, 2016

political science
During the 2nd Party System in American politics, parties moved from a ______ in Congress to a _______ in order to pick candidates and develop a party platform. caucus; national convention informal poll; direct primary caucus; direct primary random selection; direct primary
April 10, 2016

Trigonometry
if cos x=2/3 and x is in quadrant 4 find tan(x/2),sin(x/2),and cos(x/2) i got sin(x/2)=squr 1/6 tan(x/2)=squr 2/6 cos(x/2)=squr 5/6
April 5, 2016

Science
A boat moves at a speed of 15 km/h in still water. The river it is traveling in flows at a rate of 3 km/h downstream. What is the velocity of the boat if it travels downstream? What is the velocity of the boat if it travels upstream?
April 4, 2016

political science
The book has a chart listing the public approval of several things/people/events and compares it to the approval rating of Congress. Who/what has a LOWER approval rating than Congress? The IRS Paris Hilton All of these choices have a HIGHER approval rating than Congress U.S. ...
March 27, 2016

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