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2012
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Questions Asked on March 31, 2012

Can someone check my work please?What is the area of the figure below? 18 in² 30 in² 36 in² (my choice) 60 in² What is the
1. 16 answers
2. asked by kevin
3. 12,884 views
A girl of mass 55 kg throws a ball of mass 0.8 kg against a wall. The ball strikes the wall horizontally with a speed of 25 m/s,
1. 4 answers
2. asked by Alex
3. 7,108 views
The weight of the atmosphere above 1 m^2 of Earth's surface is about 100,000 N. Density, of course, becomes less with altitude.
1. 1 answer
2. asked by C
3. 6,626 views
Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by
1. 3 answers
2. asked by C
3. 6,001 views
Last year, Susan had 30,000 to invest. She invested some of it in an account that paid 8% simple interest per year, and she
1. 1 answer
2. asked by Hailey
3. 4,858 views
Part of a single rectangular loop of wire with dimensions .35 m by .75 m (.35 is the height and .75 is the length) is situated
1. 1 answer
2. asked by Nadine
3. 3,739 views
An investment of $93,000 was made by a business club. the investment was split into three parts and lasted for one year. The
1. 2 answers
2. asked by XOCHIL
3. 3,334 views
Can someone please check my work? Thank you.Which of the style guides is most focused on professionals who are writing articles
1. 12 answers
2. asked by kevin
3. 3,061 views
tugboat goes 160 miles upstream in 10 hours. The return trip downstream takes 5 hours. Find the speed of the tugboat without a
1. 2 answers
2. asked by scott
3. 2,729 views
10.For each of these sets of premises, what relevant conclusion or conclusions can be drawn? Explain the rules of inference used
1. 2 answers
2. asked by soasi piutau
3. 2,652 views
there are fewer than 6 dozen eggs in a basket. If I count them by 2's there is 1 left over. If I count them by 3's there are 2
1. 1 answer
2. asked by sam
3. 2,448 views
In a 25 degree C room, hot coffee in a vacuum flask cools from 72 degree C to 54 degree in 8 hours.Find its temperature after
1. 2 answers
2. asked by Kristie
3. 2,107 views
e AM and FM radio waves are transverse waves consisting ofelectric and magnetic disturbances traveling at a speed of 3.00 x 10 8
1. 2 answers
2. asked by rahul patel
3. 2,038 views
A rectangular garden, with length twice its width, is to be expanded so that each side is increased by 4 yards.a. Write
1. 2 answers
2. asked by jayzatar
3. 2,032 views
In which sentence is ceased used inappropriately and why:A. After the rain ceased, the sun came out. B. When the teacher told us
1. 5 answers
2. asked by Jane
3. 1,738 views
If two medians of a triangle are equal, prove that the triangle formed by a segment of each median and the third side is an
1. 2 answers
2. asked by Nuwaya
3. 1,701 views
What are the similarities and differences in finding the volumes of a rectangular prism, a triangular prism, and a cylinder?
1. 2 answers
2. asked by Jessie
3. 1,679 views
A bat strikes a 0.145kg baseball. Just before impact, the ball is traveling horizontally to the right at 60.0 m/s , and it
1. 1 answer
2. asked by NOT char
3. 1,597 views
What is the concentration of Ag+ remaining in solution?Calculate the following when 0.250 L of 0.249 M AgNO3 solution is mixed
1. 1 answer
2. asked by hellp
3. 1,528 views
A stone is thrown vertically upward at 15 m/s. Neglect friction due to the air. What is the stone's velocity after 2 seconds?
1. 3 answers
2. asked by Nikhil
3. 1,510 views
In lab, Will burns a 0.6 g peanut beneath 48 g of water, which increases in temperature from 22 degree C to 55 degree C. The
1. 1 answer
2. asked by christy
3. 1,508 views
a point charge q=-8.0nC is located at origin . find electric field vector at point x=1.2m,y=-1.6m
1. 1 answer
2. asked by B.Y.SARAT
3. 1,489 views
Simplify the following exponents and rewrite it in an equivalent form with positive exponents..24x^3y^-3/72x^-5y^-1
1. 2 answers
2. asked by sherry
3. 1,421 views
wht is the area of a circle with a circumference of 25 meters? I have to use pi(3.14) and round to the nearest square meter.
1. 2 answers
2. asked by Crystal
3. 1,378 views
Two cars collide at an intersection. Car A, with a mass of 2000kg, is going from west to east, while car B, of mass 1300kg, is
1. 0 answers
2. asked by char
3. 1,363 views
A ferris wheel at the fair has a radius of 60 feet. If it takes 24 seconds to make a full revolution, what is the linear speed
1. 1 answer
2. asked by Emily
3. 1,358 views
he heritability of intelligence refers to:Question 10 options: the extent to which an individual's intelligence is attributable
1. 1 answer
2. asked by milla
3. 1,317 views
an investor invested a total of 1,600 in 2 mutual funds.One fund earned a 6% profit while the other earned a 2% profit. If the
1. 3 answers
2. asked by scott
3. 1,301 views
Answer the following questions based on 2NH3->N2+3H2+450JoulesHow much heat is released in the equation: 6NH3->3N2+9H2 What is
1. 1 answer
2. asked by JR.
3. 1,293 views
Blocks A (mass 2.50 kg) and B (mass 10.00 kg) move on a frictionless, horizontal surface. Initially, block B is at rest and
1. 1 answer
2. asked by char
3. 1,279 views
use rational exponents to writex 1/4.y 1/6.z 1/9 as a single radical expression
1. 1 answer
2. asked by Sandra M
3. 1,263 views
Lost Luggage in Airlines Transportationofficials reported that 8.25 out of every 1000 airline passengers lost luggage during
1. 1 answer
2. asked by lela
3. 1,261 views
a point charge q=-8.0nC is located at origin . find electric field vector at point x=1.2m,y=-1.6m
1. 3 answers
2. asked by B.Y.SARAT
3. 1,260 views
12. The specific heat of copper is 0.385 J/g • °C. Which equation would you use to calculate the amount of heat needed to
1. 1 answer
2. asked by miki
3. 1,239 views
When the atomic bomb exploded, almost everyone in Hiroshima saw a flash whiter than anything they had ever seen. True or false
1. 2 answers
2. asked by Lisa
3. 1,224 views
Find the sum of the smallest 2 digit prime number and the largest 2 digit prime number.
1. 1 answer
2. asked by ssssss
3. 1,216 views
What is the [H3O+] for a neutral solution at 50 degrees celsius?I know that kw=[H3O+][OH-] but I am not sure what to do to get
1. 3 answers
2. asked by Hannah
3. 1,209 views
Short Answer.Raise the quanity in parenthesis to the indicated exponents and simplify.Express answers with positive
1. 0 answers
2. asked by sherry
3. 1,185 views
Consider an airplane with a total wing surface of 90 m^2. At a certain speed the difference in air pressure below and above the
1. 2 answers
2. asked by christy
3. 1,142 views
L. L. Thurstone identified seven clusters of primary mental abilities including word fluency, memory, and reasoning. He claimed
1. 1 answer
2. asked by milla
3. 1,132 views
If I react a phosphorus ylide with trans-cinnamaldehyde, what would the ratio of trans-trans to cis-trans isomer would I likely
1. 1 answer
2. asked by Sam
3. 1,112 views
The magnitude of vector A is 18 units at an angle of 90 degrees with the x-axis, and the magnitude of vector B is 12 units at an
1. 1 answer
2. asked by Ro2ita
3. 1,098 views
use method of substitution to solve the system of linear equations.2x-y=3 9x-4y=14 is the solution an ordered pair(,)
1. 2 answers
2. asked by scott
3. 1,076 views
A 600- newton diver dives off a 10 meter platform. If it takes 2 seconds to hit the water, what is the diver's power?
1. 2 answers
2. asked by Porky
3. 1,076 views
1)volume of a ctlinder: 198mmRadius base: ?? Height of cylinder: 7mm 2)Volume of a triangular prism:60 cu yd Length of base: ??
1. 1 answer
2. asked by Renee
3. 1,068 views
The circumfernce of a circus ring is 13 meters. Esimate the radius of the ring.
1. 2 answers
2. asked by Crystal
3. 1,062 views
Light waves with two different wavelengths, 632 nm and 474 nm, pass simultaneously through a single slit whose width is 7.63 x
1. 3 answers
2. asked by Jim
3. 1,058 views
Plz explain to me how to do this problem?A red river is 4000 miles long the yellow river is 98.8% length of the amazon. What is
1. 1 answer
2. asked by Amy
3. 1,034 views
What would be the final temperature of a mixture of 50 g of 15 degrees C water and 50 g of 40 degrees C water?
1. 1 answer
2. asked by Jim
3. 1,029 views
Draw a regular pentagon on a base AB 35mm long, within it inscribe the largest equilateral triangle.
1. 0 answers
2. asked by Christopher
3. 1,027 views
How many moles of O are there in 32.4g N2O5, how many oxygen and nitrogen atoms are there in the 32.4g?
1. 1 answer
2. asked by Mary
3. 998 views
A es004-1.jpginch circular saw blade rotates at 5200 revolutions per minute.a) Find the angular speed of the saw blade in
1. 1 answer
2. asked by Emily
3. 988 views
A lawn sprinkler covers a rectangular pattern of 20ft x 30ft.1)If the flow rate of the sprinkler is 2.5 gpm, derive a formula
1. 1 answer
2. asked by Anil
3. 976 views
z varies directly as x^2. If z=36 when x=3,find zwhen x=4.
1. 1 answer
2. asked by Jay
3. 951 views
On a perfect fall day, you are hovering at low altitude in a hot-air balloon, accelerated neither upward nor downward. The total
1. 0 answers
2. asked by Kristie
3. 948 views
1.a swimming pool has a radius of 10 feet and a height of 4 feet. What is the volume?2.What is the volume of a soup can with a
1. 3 answers
2. asked by Renee
3. 937 views
Question.For many years you have heard exciting and humorous tales about an elderly aunt/uncle in your family.Someone gives you
1. 7 answers
2. asked by parveen
3. 911 views
Lithium hydroxide is used in the space program to remove carbon dioxide (from respiration) in spacecraft. Specifically, lithium
1. 1 answer
2. asked by Trinny
3. 892 views
transportation officials reported that 8.25 out every 1000 airline passengers lost luggage during their travels last year.if we
1. 0 answers
2. asked by lela
3. 885 views
explain why a savings and loan association that pays a nominal rate of 4.5% interest, compounded daily, actually pays an
1. 1 answer
2. asked by cory
3. 862 views
A rat and a cat is 35 m apart. When the rat started to run at 2 km/h (0.556 m/s), the cat started to chase him at 1 m/s2. Can
1. 1 answer
2. asked by Anonymous
3. 852 views
Find the equation of the tangent to the graph at the indicated point.f(x) = x^2 − 1; a = 3 and f(x) = x^2 − 8x; a = −9
1. 1 answer
2. asked by Nick
3. 833 views
two men are carrying a 12m uniform ladder on their shoulders. Man A is 1.0m from one end, and man B is 3.0m from the other end.
1. 1 answer
2. asked by José
3. 821 views
solve this system of equations and solve for triple pair:x+y+z=8 2y+4y+2z=26 -x+8y-3z=26
1. 1 answer
2. asked by XOCHIL
3. 796 views
An investment of $93,000 was made by a business club. the investment was split into three parts and lasted for one year. The
1. 1 answer
2. asked by XOCHIL
3. 776 views
Multiply.(2/5t-1)(3/5t+1)
1. 1 answer
2. asked by sherry
3. 769 views
Calculate the molar solubility of Cu(OH)2, Ksp = 2.2 × 10–20, in 0.91 M NH3. Don't forget to use the complexation reaction
1. 1 answer
2. asked by Debbie
3. 728 views
Weighted Average Cost of Capital)As a member of the Finance Department of Ranch Manufacturing, your supervisor has asked you to
1. 0 answers
2. asked by Mike
3. 717 views
A 22 kg girl slides down a playground slide that is 3.6 m high. When she reaches the bottom of the slide, her speed is 1.7 m/s.T
1. 1 answer
2. asked by Ashley
3. 716 views
a student randomly guesses at five multiple-choice questions, each question has five possible choices (suppose the choice for
1. 0 answers
2. asked by jeanette
3. 703 views
Four people sit in a car. The masses of the people are 41 kg, 47 kg, 53 kg, and 55 kg. The car's mass is 1020 kg. When the car
1. 4 answers
2. asked by Priyanka
3. 702 views
Three balls with masses of 4 g, 6 g, and 4 g,respectively, are connected by massless rods. The balls are located (in meter
1. 1 answer
2. asked by Amber
3. 695 views
A circular loop in the plane of the paper lies in a 0.78 T magnetic field pointing into the paper.If the loop's diameter changes
1. 1 answer
2. asked by Nadine
3. 669 views
A hockey player shoots the puck which is initially at rest by applying a force of 72 N through a displacement of 1.6 m. The mass
1. 2 answers
2. asked by Anonymous
3. 653 views
Calculate the partial pressure of monatomic hydrogen in hydrogen gas at 2000 K and 1 atm pressure.Given: (i) For ½ H2 ï‚®
1. 3 answers
2. asked by Plizzz help me
3. 637 views
Part of a single rectangular loop of wire with dimensions .35 m by .75 m (.35 is the height and .75 is the length) is situated
1. 2 answers
2. asked by Charlie
3. 625 views
Luke is trying to catch a pesky animal that keeps eating vegetables from his garden. He is building a trap and needs to use a
1. 2 answers
2. asked by Riya
3. 619 views
Find the Dimensions of a rectangular garden of the greatest area that can be enclosed in 40 feet of fencing.
1. 1 answer
2. asked by John
3. 612 views
How much heat is absorbed by a 2000 kg granite boulder as energy from the sun causes its temperature to change from 7°C to
1. 1 answer
2. asked by Anonymous
3. 610 views
I urgently need you to help me,write five sentences about why you think knowledge of English language registers will be
1. 1 answer
2. asked by Siarah
3. 610 views
I know what a internal customer is, but what are some ways you can resolve conflict with a internal customer.
1. 1 answer
2. asked by Bryan
3. 602 views
A particle of mass m kg is attached to one end A of a model spring OA of natural length L=0.81m and stiffness K N/m. The spring
1. 0 answers
2. asked by Anonymous
3. 596 views
A 200g tennis ball approaches a racket at 20m/s, is in contact with the racket for 0.008s, and the ball rebounds at 4m/s. Find
1. 1 answer
2. asked by sugin
3. 594 views
4 Consider an airplane with a total wing surface of 90 m^2. At a certain speed the difference in air pressure below and above
1. 0 answers
2. asked by Jim
3. 586 views
Fimd the market price and demand for the pair of supply and demand equAtions:supply: Q=88p+653 Demand: q=1903- 37 p
1. 1 answer
2. asked by Janine
3. 584 views
Zaidi drove 9.8 kilometers on Monday and 7.39 kilometers on Tuesday. What is the total number of kilometers she drove.
1. 1 answer
2. asked by Tye
3. 576 views
. Susan's room is 9 feet long. The area of the room is 54 square feet.What is the perimeter of her room?
1. 2 answers
2. asked by Anonymous
3. 572 views
The perimeter of a rectangle is 18 ft.The length is 1 ft longer than the width. Find the deminsions using a system of linear
1. 1 answer
2. asked by XOCHIL
3. 564 views
Thank you very much, Writeacher. Can you also suggest to me short reading comprehension (to be done in 15 minutes) with a set of
1. 1 answer
2. asked by Matthew
3. 560 views
calculate the ionization constant of the conjugate base for a solution made from 0.2Molar HC2H3O2 and 0.5Molar C2H3O2.The
1. 1 answer
2. asked by laze
3. 556 views
Steel expands 11 parts in a million for each 1 degree C change. Consider a 40,000 km steel pipe that forms a ring to fit snugly
1. 0 answers
2. asked by C
3. 555 views
Volume of a triangular prism:1000 cu ftLength of base: ?? Height of base: 2ft Height of prism:40ft
1. 1 answer
2. asked by Jessie
3. 550 views
the height, at a given time, of a child above the ground when the child is on the trampoline is shown in the table. determine a
1. 0 answers
2. asked by Katie
3. 550 views
a string is wrapped around a cylinder with radius of 20cm. If the force of 300N is applied to the string, what is the magnitude
1. 1 answer
2. asked by jose souljoe
3. 548 views
Hi, I'm doing a science fair and they're asking us to put pictures of us doing experiments or to bring in a model. In my project
1. 4 answers
2. asked by samantha
3. 535 views
Given the wage in dollar per day and the CPI for years 1 and 2 how do you calculate the nominal % increase in wage and the real
1. 0 answers
2. asked by Hannah
3. 534 views
Short answer.Raise quanity in parenthesis to the indicated exponents and simplify te resulting expression. Express powers with
1. 1 answer
2. asked by sherry
3. 531 views
a large drainage pipe has a radius of 8 feet and a height of 12 feet. What is the volume?
1. 2 answers
2. asked by Renee
3. 527 views
2 PARTICLES [FREE TO MOVE] WITH CHARGES +q and +4q are a distance L APART. A 3RD CHARGE IS PLACED SO THAT THE ENTIRE SYSTEM IS
1. 1 answer
2. asked by B.Y.SARAT
3. 526 views
a net horizontal force of 7000N is applied to a car which is at rest.the weight of the car is 90000N. what will be the speed of
1. 1 answer
2. asked by sugin
3. 523 views

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