Tuesday
November 25, 2014

Posts by ANONYMOUS


Total # Posts: 74,618

Social Studies
*know
November 8, 2014

Social Studies
yes I need to no which site I can read more about it so I can get ideas for my paper
November 8, 2014

Social Studies
information to show how the U.S. Constitution distributes and limits powers within the federal government.
November 8, 2014

Math Question
In △PQR, ∠R=90◦ ,∠P=58◦, and PR=7.1 cm. Determine the area of △PQR to the nearest tenth of a square centimetre.
November 8, 2014

Spanish--1 question
Why is it not always necessary to include a subject pronoun before the verb in Spanish?
November 8, 2014

Spanish Help? Please.
Explain how an interlocking schedule at a Puerto Rican school works. Why are interlocking schedules used? Why is it not always necessary to include a subject pronoun before the verb in Spanish? What is the heritage of many of the students at Miami High School? Explain why so ...
November 8, 2014

Grammar
Think critically or critically think
November 8, 2014

chemistry
3. If 5.20 g of HCl is added to enough distilled water to form 3.00 L of solution, what is the molarity of the solution? [Use molecular weight: HCl, 36.46 amu] 5.20/36.46= 0.1426 X 3.00=0.428 M IS THIS CORRECT
November 8, 2014

chemistry
(4.7 x 10^-3 ) divided by (9 x 10^-4) = 5x10^-6
November 8, 2014

chemistry
so the first one is it 5x10^2?
November 8, 2014

chemistry
idk how you divide it
November 8, 2014

chemistry
so is this correct? 3rd is 1.86 * 10^6 4th is 1.53 * 10^7
November 8, 2014

chemistry
oh the question is to multiply and divide the significant figures ohh my mistake i thought i divided
November 8, 2014

chemistry
3rd is 1.86 * 10^6 4th is 1.53 * 10^7
November 8, 2014

chemistry
(3.0 x 10^4 ) ÷ (6.2 x 10^1) = 18.6x10^3 (4.7 x 10^-3 ) ÷ (9 x 10^-4) = 42.3x10^-7 (3.0 x 10^4 ) x (6.2 x 10^1) = 18.6x10^3 (5.1 x 10^2 ) x (3 x 10^4) = 15.3x10^-2
November 8, 2014

Algebra 2
Find x,y,z 2x-3y+z=-1 2x-y+2z=6 5x-4y+3z=6 Please show work I want to learn!!!
November 8, 2014

MicroEconomics
an accountant claims that she has found a legal way for Beth to shelter $3,000 of taxable income from the federal government. The maximum amount that Beth is willing to pay to learn this strategy and reduce her taxable income by $3,000 is
November 8, 2014

Economic
Beth is single and lives in New York. Beth earned $280,000 in 2011. The following table shows the IRS tax rates for a single taxpayer in 2011 On Taxable Income .. Tax Rates up to $8,500 10% From $8,500 to $34,500 15% From $34,500 to $83,600 25% From $83,600 to $174,400 28% ...
November 8, 2014

Physics
A billiard ball moving at 5.45 m/s strikes a stationary ball of the same mass. After the collision, the first ball moves at 4.81 m/s, at an angle of 28° with respect to the original line of motion. Find the velocity (MAGNITUDE and DIRECTION) of the second ball after...
November 8, 2014

economics
6)Assume the graph below represents the market demand for a patented prescription drug together with the firm-level marginal cost and average cost functions for producing the drug. Assume these cost curves do not reflect R&D costs of developing this drug, but only reflect ...
November 8, 2014

math
the bearing of P from Q is 60. what is the bearing of Q from P?
November 8, 2014

chemistry
8.00g of NaOH are dissolved in water to make 4.00L of solution. What is the concentration of hydronium ions, [H3O+], in this solution? Express your answer with the appropriate units.
November 7, 2014

physics
Two cars leave the same point at the same time, each travelling at the same constant speed of 89.0 km/h and each having the same mass. However, the first car drives directly east, while the second car heads directly south. At what speed (the magnitude of the velocity) is the ...
November 7, 2014

physics
a school bus traveling along a straight road from school was found to be 2.0km North of the school 4minutes later. In another 4minutes it was 4km West of the school. Draw the position of the bus from school.
November 7, 2014

physics
Two cars leave the same point at the same time, each travelling at the same constant speed of 89.0 km/h and each having the same mass. However, the first car drives directly east, while the second car heads directly south. At what speed (the magnitude of the velocity) is the ...
November 7, 2014

physics
Two cars leave the same point at the same time, each travelling at the same constant speed of 89.0 km/h and each having the same mass. However, the first car drives directly east, while the second car heads directly south. At what speed (the magnitude of the velocity) is the ...
November 7, 2014

physics
Two cars leave the same point at the same time, each travelling at the same constant speed of 89.0 km/h and each having the same mass. However, the first car drives directly east, while the second car heads directly south. At what speed (the magnitude of the velocity) is the ...
November 7, 2014

physics
how do you solve this???
November 7, 2014

Pre-Calc/Trig
Use Descartes' rule of signs to describe the roots of the polynomial function. m(x)=x^3+3x^2-18x-40
November 7, 2014

physics
Find the displacement of the car after 5.9 s. Answer in units of m
November 7, 2014

Preschool Creative Thinking
The eclectic theoretical approach that most teachers use means that: a. the major development theories are used on different days of the week on a rotating basis. b. one major developmental theory is used for toddlers, another for preschool, another for kindergarten, and the ...
November 7, 2014

Preschool Creative Thinking and Arts Based Learnin
Supporting "possibility thinking" means teachers are encouraging children to: a. first solve problems and follow directions, then "think outside the box." b. not merely solve problems but find them, then pose "what if" questions in their minds. c...
November 7, 2014

Pre-Calc/Trig
Help me please. List all possible rational zeros for the polynomial function. p(x)=3x^3-2x^2-5x-2
November 7, 2014

anger management
IM TAKING A ANGER MANAGEMENT CLASS AND I DONT UNDERSTAND THE QUESTION
November 7, 2014

anger management
did you ever confuse anger with aggression? please explain how.
November 7, 2014

physics
Static friction is smaller than kinetic friction because it is harder to keep an object than moving than to put it in motion.
November 7, 2014

statistics
what is the weight between 5.5 to 6 ounce when mean is 5,75 ounce and standard deviation is 0.11
November 7, 2014

sentence structure
What is the subject and predicate of this sentence? "There are children waiting." Is it "children are waiting" or "there are"?
November 7, 2014

math
How do you find the answer to 35.5×18.76
November 7, 2014

Physics
block slides across table with initial speed of 8 m/s coefficient of friction between block and table is .5 and table is 4 m long and 1.2 m high determine how far the block lands from the base of the table
November 7, 2014

Physics
block of mass 3.5 kg slides down frictionless incline that is 10 m long and inclined at angle of 37 when reaches bottom of incline it collides perfectly inelastically with another block of mass 2 kg then slides along a level floor if coefficient of friction between the block ...
November 7, 2014

physics
find displacement 4 vectors (1) 40 meters @10, (2) 30 meters @ 190 and (1)50 meters @ 280
November 6, 2014

physics
How high must your roof be to fire 1.2km if it fires at 450 m/s muzzle velocity?
November 6, 2014

physics
A cannon rests on the ground at 40 degree angle it fires a ball at 200 m/s how high is the top of trajectory? At what impact speed does it rest? How far away does it land?
November 6, 2014

t
A 15.7-L tank is filled with H2 to a pressure of 237 atm. How many balloons (each 2.00 L) can be inflated to a pressure of 1.00 atm from the tank? Assume that there is no temperature change and that the tank cannot be emptied below 1.00 atm pressure.
November 6, 2014

physics
A cannon 25m off the ground It fires horizontally at 320m/s muzzle velocity How close can it be to begin firing?
November 6, 2014

math
0.082 rounded to ?
November 6, 2014

Science HELP
I thinks it D. Because you can't convert chemical change, which mean product and reactant are completely different.
November 6, 2014

Algebra
symbolize and solve equations using: average prices of three items A, B, C is $ 16000, if the price of the item a is twice the sum of the prices of the items B and C
November 6, 2014

Algebra
symbolize and solve equations using: average prices of three items A, B, C is $ 16000, if the price of the item a is twice the sum of the prices of the items B and
November 6, 2014

Calculus
d/dx[(3x^2+2•sqrt of x)/x]=? Is it 3-(1/(x•sqrt of x))?
November 6, 2014

pre-algebra
a 50-pound bag of grass seed sells for 292.50. find the unit price of grass seed
November 6, 2014

Algebra
A grocer buys cases of almonds and walnuts. Almonds are packaged 20 bags per case. The grocer pays $30 per case of almonds and makes a profit of $17 per case. Walnuts are packaged 24 bags per case. The grocer pays $26 per case of walnuts and makes a profit of $15 per case. He ...
November 6, 2014

physics
A 15 kg rock is horizontally from very high cliff at a speed of 65m/s. what is the speed of the rock after it has fallen a vertical distance of 35m?
November 6, 2014

Calculus
oh thank you. this formate shows a lot better. Thank you Steve.
November 6, 2014

Calculus
please i need help, oi was looking towards similar problem, but i'm not sure how cube route 75 came into play with one of the problems that had 5 feet tall running parallel at 3 ft distance
November 6, 2014

Calculus
fence 3 feet tall runs parallel to a tall building at a distance of 7 feet from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building?
November 6, 2014

Algebra
a grocer buys cases of almonds and walnuts. Almonds are packaged 20 bags per case . The grocer pays $30 per case of almonds and makes a profit of $17. Walnuts are packaged 24 bags per case. The grocer pays $26 per case of walnuts and makes a profit of $15 per case. He orders ...
November 6, 2014

math
Kelly has 4 times as many songs on her music player as Lou. Tiffany has 6 times as many songs on her music player as Lou. Altogether, they have 682 songs on their music players. How many songs does Kelly have. Please teach me the steps on how to do it I`m having trouble on ...
November 6, 2014

French
Please check these sentences for grammar. 1. Adorez-vous faire les magasins? 2. Est-ce que tu préféres lire à la bibliotheque ou écouter de la musique? 3. Est-ce tu ne préféres pas la pomme avec le petit dejeuner? 4. Est-ce tu n'...
November 6, 2014

physics
a 0.12 kg is sitting on a record with a diameter of 0.30 meters. the record completes one turn on 0.40 seconds
November 6, 2014

physics
a 0.12 kg is sitting on a record with a diameter of 0.30 meters. the record completes one turn on 0.40 seconds
November 6, 2014

physics
What is the maximum speed that the car can turn in a curve of radius 29.0 m without slipping? The coefficient of static friction between a road and a car's tires is 0.500, and the coefficient of kinetic friction is 0.390. Assume that the road is horizontal and flat.
November 6, 2014

english
Anxiety is to test as procrastination is to
November 6, 2014

physics
A car drives straight down toward the bottom of a valley and up the other side on a road whose bottom has a radius of curvature of 125mm . At the very bottom, the normal force on the driver is twice his weight.
November 6, 2014

SS
What are some features of Canadian culture that are different from American culture?
November 6, 2014

matg
Cobalt-60 has a half-life of about 5 years. How many grams of a 300 g sample will remain after 20 years? (Points : 1)
November 6, 2014

science
can someone please help
November 6, 2014

science
brain central nervous system human being nerve tissue neurons Organize the parts of this body system in the CORRECT order according to the levels of organization in a multicellular organism, simplest to most complex..
November 6, 2014

geometry
Jake needs 9 pieces of rope that are each the same length. He cuts the pieces from a rope that is 8 yards long and uses up the whole piece of rope. How long is each piece of rope?
November 6, 2014

wj keenan
both insulators and conductors can be charged by?
November 6, 2014

physics
A motorist has to travel 3.50 km in a city with an average speed not exceeding to 25 km/h . If the average speed increases to 40 km/h. What is time he will gain from his journey
November 6, 2014

physics
A motorist has to travel 3.50 km in a city with an average speed not exceeding 25 km/h. If the average speed increases to 40 km/h, fine the time he will gain in his journey
November 6, 2014

physics
A motorist has to travel 3.50 km in a city with an average speed not exceeding 25 km/h. If the average speed increases to 40 km/h, find the time he will gain in his journey.
November 6, 2014

algebra
A repairman purchased several furnace-blower motors for a total cost of $150. If his cost per motor had been $5 less, he could have purchased 1 additional motor. How many motors did he buy at the regular rate?
November 6, 2014

algebra
A bookstore can purchase several calculators for a total cost of $350. If each calculator cost $2 less, the bookstore could purchase 20 additional calculators at the same total cost. How many calculators can be purchased at the regular price?
November 6, 2014

algebra
The sum of a number and its reciprocal is 29/10 Find the numbers?
November 6, 2014

STATISTICS
Suppose that, in order to estimate the proportion of students who wear glasses, a sample of 100 students was collected and showed that 20 of the students in the sample wore glasses. A confidence interval for the population proportion of students who wear glasses is given by: ....
November 6, 2014

math
A sludge pool is filled by two inlet pipes. One pipe can fill the pool in 14 days and the other pipe can fill it in 22 days. However, if no sewage is added, waste removal will empty the pool in 35 days. How long will it take the two inlet pipes to fill an empty pool? answer
November 5, 2014

statistics
Suppose that the ages of students at a particular university average 26 years with a standard deviation of 2.8 years. Consider the sampling distribution of the sample mean age of students in a sample of n = 49. The standard deviation of the sampling distribution is
November 5, 2014

Trig
But this section is on tan only and the answer is 24.
November 5, 2014

Trig
A playground slide starts 107cm above the ground and is 250cm long. What angle does the slide make with the ground? Give the answer to the nearest degree.
November 5, 2014

Science
Effects of insecticide on aquatic animals?
November 5, 2014

Math
i am thinking a number the number in the tens is less than the number in ones.
November 5, 2014

English
What could the main idea of Through The Tunnel be, in a sentence?
November 5, 2014

Math
ten trees in three minutes, is the same as twenty threes in six minutes, is the same as 200 trees in 60 min or one hour. time=2500/rate=2500/(200/hr)= 12.5 hrs
November 5, 2014

Statistics
D) since this is average question with given sample size, you need to use (mean, sigma/root sample size). This is normal distribution, so you don't need to worry about sample size being greater than 30. Therefore, you should do = mean - 2 (0.31/squre root 22) and mean + 2(...
November 5, 2014

ingles
homework:unscramble the words on writing division exampie(the family,mother)
November 5, 2014

physics
Two blocks connected by a string are pulled across a rough horizontal surface by a force applied to one of the blocks, as shown. The acceleration of gravity is 9.8 m/s Block 1 has a mass of 5 kg while block two has a mass of 8 kg. A string is tied to the 8 kg block pulling up ...
November 5, 2014

Math
Chris has a square garden with an area of 38.4 m squared. He decreases the length of each side by 1.7 m to make a smaller garden. What is the perimeter of the smaller garden. {Hint find the length of each side of the bigger garden first, then decrease the length, then find the...
November 5, 2014

math
what is equal to 3.7
November 5, 2014

Math
Whats 9+10?
November 5, 2014

Math
You stupid!
November 5, 2014

science
i just dont know any similarity between those two resource
November 5, 2014

science
renewable is energy source that can be used again inexhaustible is energy source that cant be used up by humans
November 5, 2014

science
what is the similarity of renewable and inexhaustible resource?
November 5, 2014

physics
ill be happy to check your answer
November 5, 2014

math
but none of the answers are close to 450 so which one should i choose
November 5, 2014

math
an average sized dog weighs about A. 15 grams B. 50 grams C. 5,000 grams D. 15,00 grams I don't know the answer, please help
November 5, 2014

Science -- Ms. Sue, please help?
Thank you so much!
November 5, 2014

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