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Questions Asked on July 31, 2014

Point Q is the image of point P under a dilation with center O and scale factor 4. If PQ = 18, then what is OP?
1. 6 answers
2. asked by Sheenybeany
3. 4,924 views
a) Calculate the percent ionization of 0.125M lactic acid (Ka=1.4x10^-4) b) Calculate the percent ionization of 0.125M lactic
1. 1 answer
2. asked by Nina
3. 4,318 views
Why are the fossils kept in a glass box in the museum?
1. 6 answers
2. asked by Donald
3. 3,959 views
1.why are fossils important discoveries?2. Why are fossils kept in a glass box in the museum? 3.What feature does
1. 23 answers
2. asked by Okuhle
3. 3,470 views
Say an advertiser makes $0.10 every time someone clicks on their ad. Only 20% of people who visit the site click on their ad.
1. 3 answers
2. asked by Anonymous
3. 3,161 views
A string is wrapped around a uniform disk of mass M = 1.6 kg and radius R = 0.10 m. (Recall that the moment of inertia of a
1. 1 answer
2. asked by sara
3. 2,962 views
Andee has a mass of 68.5 kg on earth. What is his weight on Earth? What should his mass be in order to have the same weight at
1. 6 answers
2. asked by Gwyn Kyla Agduma
3. 2,810 views
1) Write the translation that maps P(-4, 2) onto the point P ' (-1, -1)?2) What are the coordinates of the reflection of the
1. 2 answers
2. asked by Lulu
3. 2,780 views
Two trains, one starting in Calgary and the other in Edmonton, travel toward one another. The Edmonton train travels at 120 km/h
1. 2 answers
2. asked by JD
3. 2,771 views
There are some rabbits and chickens in a farm. Together they have 35 heads and 94 feet. How many rabbits? How many chickens?
1. 4 answers
2. asked by Prolly
3. 2,704 views
The picture to the right shows the Ben Franklin Bridge which stretches across the Delaware River joining Pennsylvania and New
1. 1 answer
2. asked by Anon
3. 2,678 views
An object is attached by a string to the end of a spring. When the weight is released it starts oscillating vertically in a
1. 1 answer
2. asked by obet
3. 2,549 views
Of the books in a library, 1/3 came from Robbie's collection and 15 came from Marta's. Of the rest, 15 were Elena's 1/5 were
1. 6 answers
2. asked by john
3. 1,973 views
A 45.0 g golf ball is released 2.50 m above the ground. The velocity of the golf ball when it hits the ground is
1. 2 answers
2. asked by oo
3. 1,951 views
1. A submarine was suituated 800 feet below sea level. If it ascends 250 feet, what is it new position2. Metal mercury at room
1. 3 answers
2. asked by tsunayoshi
3. 1,932 views
A mixture of methane and helium is placed in a 2.0 l flask at 27 degrees the partial pressure of methane is 0.72 ATM and the
1. 1 answer
2. asked by MARIA
3. 1,786 views
Of the books in a library, 1/3 came from Robbie's collection and 15 came from from Marta's. Of the rest 15 were Elena's, 1/5
1. 1 answer
2. asked by Kitty
3. 1,743 views
Written in scientific notation, with three significant digits, the number 0.01050 is_______?______ x 10?
1. 1 answer
2. asked by l
3. 1,717 views
If A=<2,1> and B=<-1,1>, find the magnitude and direction angle for-2A +3B Find all specified roots: Cube roots of 8i A
1. 9 answers
2. asked by Jane
3. 1,692 views
A solid of mass 1kg suspended by a string is completely immersed in water. If the tension in the string is 5N, calculate the
1. 4 answers
2. asked by Francis
3. 1,613 views
A specially made pair of dice has only one- and two-spots on thefaces. One of the dice has three faces with one-spot and three
1. 2 answers
2. asked by Anonymous
3. 1,442 views
When a chain hangs under its own weight, its shape is catenary. The equation of a catenary with a vertex on the y-axis is
1. 1 answer
2. asked by Anon
3. 1,404 views
After Michael 110 baseball cards to Sally and 75 to Heidi, he still has 315 left. What percent of his cards did Michael give
1. 3 answers
2. asked by HELP
3. 1,366 views
Calculate the energy required to vapourise 50g of water Initially at 80¡ãC if the specific heat capacity of water is 4.2
1. 4 answers
2. asked by Francis
3. 1,324 views
find the area of the region bounded by the function y=-x^2+5x-4 and the x-axis
1. 1 answer
2. asked by mike
3. 1,306 views
A particle moves with a velocity of v(t)=3cos(2t) m/s along an axis. Find the distance traveled by the particle over the time
1. 1 answer
2. asked by mike
3. 1,301 views
Write the translation that maps P(-4, 2) onto the point P ' (-1, -1)?What are the coordinates of the reflection of the point
1. 1 answer
2. asked by Diamond
3. 1,284 views
The following list is a sampling of the costs of various statistics textbooks used at several colleges. Give the upper
1. 2 answers
2. asked by martha
3. 1,283 views
6. Joe played golf with Sam on a speacial par 3 course.. They played nine holes. The expected number of strokes on hole was 3. A
1. 5 answers
2. asked by tsunayoshi
3. 1,281 views
P5. The following information is available to you: travelers’ checks _$1 million; coin and paper currency _ $30 million;
1. 1 answer
2. asked by kenya
3. 1,278 views
The useful energy output of an engine is 1.50 × 103 kJ and the total mechanical energy input is 4.32 x 103 kJ . The efficiency
1. 1 answer
2. asked by oihln
3. 1,241 views
light travelling in air is incident on a soap bubble. If the path difference through the soap bubble is 2.5λ:a) constructive
1. 0 answers
2. asked by Liz
3. 1,176 views
Write the equation of a Rational Function satisfying given conditions.Has vertical asymptotes located at x-2 and x=-1 Has a
1. 1 answer
2. asked by Karen
3. 1,156 views
a bowl of fruit has 3 strawberries, 2 banannas and 1 apple. what fraction of the fruit is banannas?
1. 1 answer
2. asked by Anonymous
3. 1,112 views
Select a professional organization in the nursing industry. Researching a current political issue addressed through the
1. 2 answers
2. asked by Sam
3. 1,094 views
Ms. Sue Hi!Im not sure if you will be able to help me with this one, since is Math homework, but this time is just to confirm if
1. 7 answers
2. asked by Shayna
3. 1,084 views
Jill runs 100 m in 15.0 s. Jon speedwalks 100 m in 30.0 s. If Jill and Jon have the same mass, then Jill's kinetic energy would
1. 4 answers
2. asked by bean
3. 1,075 views
It is impossible that the allied powers should extend their political system to anyportion of either continent without
1. 1 answer
2. asked by Tina
3. 1,042 views
Aside from lead, the two air pollutants most hazardous to human health are:A. sulfur dioxide and carbon monoxide. B. ozone and
1. 1 answer
2. asked by Amy
3. 995 views
A girl lifts her 20-kg knapsack a vertical distance of 0.70 m and then she carries it 2510 m across the park to the water
1. 2 answers
2. asked by HELP ASAP
3. 988 views
Object A has mass m and velocity v. Object B has 18 times the mass and one third the velocity of object A.The kinetic energy of
1. 1 answer
2. asked by ayelmao
3. 909 views
9 is 1/3% of what number??I need help
1. 2 answers
2. asked by fined
3. 874 views
A snail moved 0.14 m between two cabbages in 3.0 minutes. The average speed of the snail is
1. 2 answers
2. asked by l
3. 867 views
A building lot in a city is shaped as a 30° -60° -90° triangle. The side opposite the 30° angle measures 41 feet.a. Find the
1. 2 answers
2. asked by Anonymous
3. 859 views
Calculate PH of 0.05 M solution of ammonium acetate
1. 1 answer
2. asked by Jane
3. 850 views
A car which is traveling at a velocity of 9.6 m/s undergoes an acceleration of 4.2 m/s2 over a distance of 450 m. How fast is it
1. 1 answer
2. asked by Auqib Ihsan
3. 844 views
Zama had 140 packet of chips and each packet hada mass of 50g what is the mass of all packet of chips together ? Write your
1. 2 answers
2. asked by ofentse mafoko
3. 827 views
If you travel 10 m [E], 25 m [S], 12 m [W] and 25 m [N], your displacement is
1. 1 answer
2. asked by ej
3. 807 views
A bus traveled 10.0 km from the north end of the city to the south in 10.0 minutes. The average speed of the bus was
1. 2 answers
2. asked by l
3. 751 views
How would I figure out the answer to this question?A critical angle of 24.4 degrees applies to: a) light travelling from air
1. 1 answer
2. asked by Liz
3. 745 views
light travelling in air is incident on a soap bubble. If the path difference through the soap bubble is 2.5λ:a) constructive
1. 1 answer
2. asked by Liz
3. 702 views
In a panic-stop, a car's brakes produced an acceleration of -8.0 m/s2 (or a deceleration of 8.0 m/s2). If you are traveling at
1. 2 answers
2. asked by kjonl
3. 698 views
A male cheerleader does 2.25 kJ of work in lifting a 57.5 kg cheerleader 1.25 m off the ground during the half time show. The
1. 1 answer
2. asked by HELP ASAP
3. 698 views
Eric is planning a 7-day resort vacation. He will play golf on four mornings. He also wants to play tennis but can only play
1. 1 answer
2. asked by Ivy
3. 689 views
ways 2 address xenophobia in the community or southa africa or globally
1. 2 answers
2. asked by ntosh
3. 685 views
Kendra bought 4 paintings and wants to hang them side by side on a wall in her bedroom. However, only 3 of the paintings will
1. 1 answer
2. asked by William
3. 652 views
if 4,2x-4,......,64,21x+2 are the terms of GP . find the value of x ?
1. 1 answer
2. asked by Amit
3. 651 views
What is an example of a moral fairy tale in the book "Great Expectations"by Charles Dickens?
1. 1 answer
2. asked by Cookie
3. 639 views
An aircraft on its take-off run has a steady acceleration of 3.0 m/s2. It's velocity after 10 seconds will be
1. 1 answer
2. asked by HELP ASAP
3. 637 views
The water level (y) in a tank oscillates between 4 feet and 10 feet. It takes 20 seconds for the water level to go from 4 feet
1. 3 answers
2. asked by Axel
3. 621 views
In a given training week, a swimmer completes 1/4 mile on day one, 3/5 mile on day two, and 2/3 mile on day three.How many total
1. 1 answer
2. asked by shenae
3. 619 views
Explain how nurse leaders can use professional organizations to stayaware of political actions in the nursing and health care
1. 1 answer
2. asked by Sam
3. 614 views
An athlete prepares for practice by walking 820 m in 10.3 min and sprinting 600 m in 3.8 min. Determine the athlete's average
1. 1 answer
2. asked by HELP ASAP
3. 609 views
A plane travelling at a speed of 150 meter per second due east of north has to go from point A to point B 500 km apart. If a
1. 1 answer
2. asked by Satyam
3. 599 views
A hockey puck with a mass of 0.200 kg travels with a speed of 49.6 m/s during a slap shot. The puck's kinetic energy is
1. 1 answer
2. asked by bean
3. 587 views
Initial sources of energy used to operate machines were __________ and __________.
1. 1 answer
2. asked by l
3. 583 views
A 31.4-kg diver free falls from the diving board and hits the water with a speed of 10.0 m/s. Based on this information, the
1. 1 answer
2. asked by oihln
3. 576 views
A sprinter has a mass of 82.0 kg. If the sprinter is running at a speed of 22.5 km/h, determine his kinetic energy. __________
1. 1 answer
2. asked by help
3. 571 views
For a particular reaction H = -32 kJ and S = -98 J/K.a.At what temp will the reaction be at equilibrium? b.If the
1. 1 answer
2. asked by Angelica
3. 570 views
16. A pole of length 10 m casts a shadow 2 m long on the ground. At the same time a tower casts a shadow of length 50 m on the
1. 2 answers
2. asked by pritika
3. 563 views
According to the article "The Grim Payback of Greed" our level of consumerism:A. is essentially a creation of the 20th century.
1. 1 answer
2. asked by Amy
3. 557 views
Below are descriptions about the programs that are designed to help prevent suicide. Which statement is true?A. CBT because it
1. 2 answers
2. asked by
3. 555 views
The time required for a car to reach 28.5 m/s from rest, accelerating at 3.70 m/s2 is __________ .
1. 2 answers
2. asked by HELP ASAP
3. 548 views
How might one write a proposal with a sample script for a movie or TV program?
1. 1 answer
2. asked by Victoria
3. 542 views
A machine loses 600 kJ as waste heat while producing 5,350 kJ of useful energy output. The efficiency of this machine is
1. 1 answer
2. asked by l
3. 528 views
you and afriend go to a county fair and each spin a wheel.The weel is divided into ten equal sections find the probability of
1. 1 answer
2. asked by naphtli
3. 509 views
find the sum of 3/6+4/10+3/30 and reduce to lowest term
1. 1 answer
2. asked by cj
3. 489 views
A 120.0 g object is moved from a shelf 2.9 m high to one that is 5.4 m high. The change in potential energy for the object is
1. 1 answer
2. asked by earl
3. 474 views
A hockey player lifts a 600 g trophy up into the air a distance of 75.0 cm. The work done against gravity on the trophy is
1. 1 answer
2. asked by help
3. 466 views
An elastic is stretched with an average force of 120.0 N a distance of 10.0 cm. The potential energy stored in the elastic is
1. 1 answer
2. asked by aye
3. 434 views
A 130.0 g object is moved from a shelf 0.2 m high to one that is 5.0 m high. The change in potential energy for the object is
1. 1 answer
2. asked by help
3. 428 views
What is the domain of the following function?f(x) = √ -x + 2 - 1
1. 2 answers
2. asked by Aly
3. 415 views
If the investment rises from $1000 to $5000, the percent is what from the original?
1. 7 answers
2. asked by HELP
3. 402 views
When an object travelling at 12.7 m/s [E] speeds up to a velocity of 21.5 m/s [E] in 3.45 s, the magnitude of the acceleration
1. 1 answer
2. asked by HELP
3. 347 views

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