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Questions Asked on September 3, 2012

ethanol is a common laboratory solvent and has a density of 0.789 g/ml what is the mass in grams of 139 mL of ethanol
1. 3 answers
2. asked by baRRY
3. 8,651 views
A 0.67 kg rock is projected from the edge ofthe top of a building with an initial velocity of 11.6 m/s at an angle 52 ◦ above
1. 1 answer
2. asked by Noah
3. 6,117 views
Angle ABC and ange DBE are vertical angles,the measure of angle ABC =3x+20, and the measure or angle DBE =4x-10. Write and solve
1. 3 answers
2. asked by Amber
3. 4,711 views
Eliza Savage received a statement from her bank showing a checking account balance of $324.18 as ofJanuary 18. Her own checkbook
1. 1 answer
2. asked by Kirea
3. 4,098 views
Tammy leaves the oﬃce, drives 43 km duenorth, then turns onto a second highway and continues in a direction of 30◦ north of
1. 2 answers
2. asked by Amanda
3. 3,952 views
While in Europe, if you drive 123km per day, how much money would you spend on gas in one week if gas costs 1.10 \rm euros per
1. 3 answers
2. asked by Sanam
3. 3,497 views
What two pieces of information are necessary each time you cite a source in the text of your paper?
1. 7 answers
2. asked by emma
3. 3,249 views
10. Which of the following statements is true regarding the Korean War?A. Stalin approved the North Korean attack in advance. B.
1. 5 answers
2. asked by JESSICA
3. 2,865 views
A plane is flying horizontally at a height of 500 m and a constant speed of 429 km/h when an object is projected vertically
1. 1 answer
2. asked by Anonymous
3. 2,621 views
A truck tractor pulls two trailers, one behind the other, at a constant speed of 100 km/h. It takes 0.640 s for the big rig to
1. 4 answers
2. asked by Joli
3. 2,606 views
Ten pounds of liquid water is at a temperature of 180 degrees F at standard atmospheric conditions.Determine the energy required
1. 3 answers
2. asked by Anil
3. 2,553 views
Angle ABC and ange DBE are vertical angles,the measure of angle ABC =3x+20, and the measure or angle DBE =4x-10. Write and solve
1. 2 answers
2. asked by Amber
3. 2,306 views
What is the difference between the measured values of 1.05m and 1.050m? What factor of a measurement tool determines the sig
1. 1 answer
2. asked by Hannah
3. 2,154 views
Spherical particles of a protein of density 2.0 g/cm3 are shaken up in a solution of 20°C water. The solution is allowed to
1. 1 answer
2. asked by Anonymous
3. 2,058 views
Review Conceptual Example 7 as background for this problem. Two charges are fixed in place with a separation d. One charge is
1. 1 answer
2. asked by Brandi
3. 1,916 views
An investment of $2500 is made at an annual interest rate of 5.5% .How much additional money must be invested at an annual
1. 1 answer
2. asked by Marcela Minoza
3. 1,910 views
Suppose that $20000 is invested at 7% interest compounded annually. Find that amount of money in the account after 1 year?need
1. 1 answer
2. asked by frank
3. 1,872 views
A race car is one lap behind the lead race car when the lead car has 57 laps to go in a race. If the speed of the lead car is
1. 2 answers
2. asked by Amanda
3. 1,865 views
A car is initially traveling due north at 24.0 m/s.A.) find the velocity of the car after 4.00 seconds if it's acceleration is
1. 2 answers
2. asked by Anonymous
3. 1,862 views
A sailboat starts from rest and accelerates at a rate of 0.12 m/s 2 over a distance of 280 m.(a) Find the magnitude of the
1. 1 answer
2. asked by Dakota
3. 1,853 views
An open box with a square base (see figure) is to be constructed from 160 square inches of material. The height of the box is 3
1. 1 answer
2. asked by Kristi
3. 1,753 views
A piece of metal weighing 20.32 grams is added to a flask with a volume of 24.5 cm3. It is found that 18.52 grams of water must
1. 2 answers
2. asked by Jane
3. 1,603 views
How many milliliters of boiling water are required to dissolve 25 g of phthalic acid? If the solution were cooled to 14 degree
1. 1 answer
2. asked by felici
3. 1,596 views
3. Suppose a firm has a constant marginal cost of $10. The current price of the product is $25, and at that price, it is
1. 1 answer
2. asked by Michelle
3. 1,570 views
1.In MLA documentation, the citation goes ______ the quotation marks, but ______ the period.a)after; before b)before; after c)in
1. 14 answers
2. asked by hardo
3. 1,490 views
it's asking to identify a pattern and find the next number in the pattern.1.) 31,24,17,10 4 -3 -2 3 2.) 0,4,2,10,50 450 250 5 50
1. 1 answer
2. asked by kevin
3. 1,446 views
two coins are tossedlist all the possible outcomes what is the probability that both of the coins land heads-up?
1. 2 answers
2. asked by frank
3. 1,437 views
a steel beam is 12.0 m long when installed at 23 degrees celsius.Find the change in the beam's length if the temperature changes
1. 1 answer
2. asked by Anonymous
3. 1,399 views
When conducting an inferential statistical analysis, and applying a conventional "critical p-value" of .05, the odds of making a
1. 2 answers
2. asked by Pat
3. 1,347 views
3. For the three cubes shown below, determine their surface area, volume and surface area to volume ratio. Then, circle the one
1. 0 answers
2. asked by sharon
3. 1,241 views
A blue ball is thrown upward with an initial speed of 19.8 m/s, from a height of 0.5 meters above the ground. 2.4 seconds after
1. 1 answer
2. asked by ali
3. 1,232 views
A man is 6 feet tall and wishes to have a "full length mirror" in his house, meaning a mirror that lets him see himself from top
1. 2 answers
2. asked by Jacob
3. 1,216 views
Use the position equation given below, where s represents the height of the object (in feet), v0 represents the initial velocity
1. 1 answer
2. asked by Kristi
3. 1,166 views
What is wrong with the names 2-ethyl-4 and 4-dimethylpentane?
1. 1 answer
2. asked by Joy
3. 1,154 views
A crate has a mass of 27 kg. What applied force is required to produce an acceleration of 3 m/s2 if the frictional force is
1. 1 answer
2. asked by Anonymous
3. 1,145 views
How do you figure out how mch oxygen gas escaped when Potassium Chlorate is decomposed in a reation? Also what mass of Potassium
1. 1 answer
2. asked by Becca
3. 1,133 views
A crate has a mass of 27 kg. What applied force is required to produce an acceleration of 3 m/s2 if the frictional force is
1. 1 answer
2. asked by Anonymous
3. 1,131 views
(2 revolutions/second)(60 seconds/minute)would this just be: 2 rev. per second • 60 seconds= x rev. per minute 120 revolutions
1. 1 answer
2. asked by Courtney
3. 1,099 views
A conservative correction method for inflated "Alpha values" based on multiple comparisons being carried out independently on a
1. 1 answer
2. asked by Pat
3. 1,088 views
Which of the following is NOT accurate?A. Hindus recognize the authority of the Vedas, whereas Jains do not. B. For Hindus the
1. 0 answers
2. asked by ronaldo
3. 1,075 views
In heavy rush-hour traffic in Atlanta, you drive in a straight line at 21 mph for 5 miles. Then you have to stop for 10 minutes
1. 1 answer
2. asked by Megan Lee
3. 1,069 views
three pies are cut into sixths .how many pieces will there be
1. 1 answer
2. asked by ana
3. 1,058 views
In conducting multiple regression analyses (MRAs), a major technical concern involves any high correlation of predictor
1. 1 answer
2. asked by Pat
3. 1,042 views
change the logarithmic expression to an equivalent expression involving an exponent. 4^16=xlog (base4)16=x is it x=e^2?
1. 0 answers
2. asked by alli
3. 1,042 views
A water-skier is being pulled at a steady speed in a straight line. her mass plus the mass of the ski is 65 kg. the pull of the
1. 1 answer
2. asked by Mariam
3. 1,041 views
My question is which of the following are NOT examples of data?Numbers Graphs Measurements Conclusions I know conclusions are
1. 3 answers
2. asked by Kelley
3. 1,018 views
The lifetime of a 2 volt non- rechargeable battery has a normal distribution with a mean of 516 hours and a standard deviation
1. 1 answer
2. asked by Gee
3. 997 views
In which sentence is race used as a noun?A. Tom will race with four other boys. B. Tom won the race. C. If you race across town,
1. 3 answers
2. asked by JESSICA
3. 995 views
A car starts from rest and travels for 5.4 s with a uniform acceleration of +1.6 m/s 2 . The driver then applies the brakes,
1. 1 answer
2. asked by Dakota
3. 988 views
a man who is 5 feet tall stands 15 feet from a lamppost that is 27 feet high. how far away from the man is the tip of his
1. 2 answers
2. asked by joe
3. 986 views
1.A book and a bookmark together sell for $10.10. If the price of the book is $10 more than the price of the bookmark ,find the
1. 3 answers
2. asked by Marcela Minoza
3. 984 views
A body is projected at an angle 30 degree to the horizontal with kintic energy E.The kinetic energy at the topmost point is?
1. 2 answers
2. asked by Shahrukh
3. 975 views
A motor boat heads east across a river at 5.1 m/s. The river flows south at 2.1 m/s. Calculate the resultant speed.
1. 1 answer
2. asked by Elizabeth
3. 966 views
I am woorking on supporting details or is this topic sentence. I am answering these the way I think they are but will someone
1. 10 answers
2. asked by Jazmyne
3. 918 views
Parametric procedures of quantitative analysis make an underlying assumption that...?A. Dichotomous variables have been
1. 1 answer
2. asked by Pat
3. 908 views
bananas cost twice as much as oranges.sue buys 10 bananas and 3 oranges.with the same amout of money,she could have bought 4
1. 3 answers
2. asked by wan
3. 894 views
4.3. In a certain college town, 27.5 percent of the students failed Mathematics (Math), 19.8 percent failed Biology (Bio), and11
1. 0 answers
2. asked by Carla Lopez
3. 893 views
The first is to her with a stream of personal question:
1. 9 answers
2. asked by Anonymous
3. 891 views
What is the biological definition of life?
1. 1 answer
2. asked by Vic
3. 877 views
If a cube is sliced into equal sized smaller cubes, which quantity of smaller cubes could be attained?a)4 b)16 c)1/4 d)-1/5 e)1
1. 9 answers
2. asked by john
3. 870 views
It takes you 8.2 min to walk with an average velocity of 1.3 m/s to the north from the bus stop to the museum entrance. How far
1. 2 answers
2. asked by Carrie
3. 865 views
For a population with a mean of 250 and a standard deviation of 47, return each of the following z scores to raw scores on this
1. 2 answers
2. asked by tammy
3. 829 views
1. How did European exploration held lead the way to the Scientific Revolution?--I was thinking that with the more discoveries
1. 1 answer
2. asked by SoccerStar
3. 823 views
Suppose you are to specify a short-run total variable cost function for a nursing home. Explain the variables you would include
1. 1 answer
2. asked by Mike
3. 818 views
Consider the following set of equations, where s, s0 and r have units of length, t has units of time, v has units of velocity, g
1. 1 answer
2. asked by selena
3. 815 views
Down syndrome or trisomy 21, in humans is caused by an extra copy of relatively small chromosome 21. if a male with down
1. 1 answer
2. asked by Erin
3. 805 views
what is the
1. 4 answers
2. asked by simia
3. 785 views
A plane, diving with constant speed at an angle of 51.5° with the vertical, releases a projectile at an altitude of 654 m. The
1. 1 answer
2. asked by gg
3. 777 views
are these correctproper nouns sam - burger king - she - the girl regular noun microphone - table - spoon - milk
1. 2 answers
2. asked by daniel's mom
3. 774 views
is surface area squared?if I got 201 meters for the surface area would it be: 201 meters or 201 meters ^2
1. 1 answer
2. asked by Courtney
3. 774 views
What is the pH of an aqueous solution of a weakly acidic drug that is 40% dissociated and has a pKa =4.7?
1. 1 answer
2. asked by derrick
3. 755 views
I need help with the following problem: From a point 50 meters from the bottom of a radio tower along level ground, the angle of
1. 3 answers
2. asked by Don
3. 742 views
Analysis of Variance (ANOVA) results in the calculation of the F Statistic and interpretation of this statistics will inform you
1. 0 answers
2. asked by Pat
3. 737 views
An air-traffic controller observes two aircraft on his radar screen. The first is at altitude 850 m, horizontal distance 20.0
1. 2 answers
2. asked by mohannad
3. 723 views
A ship leaves port at 6 am travelling due east at 12mph. Another ship leaves port at 11 am travelling due north at 15 mph. How
1. 1 answer
2. asked by Anonymous
3. 722 views
To make causal inferences from observed differences between groups based on varied levels of treatment, it is necessary to...?A.
1. 0 answers
2. asked by Pat
3. 711 views
setup an equation or expression to model the situation below:in one year, sales for a company increase at a constant rate. after
1. 0 answers
2. asked by sam
3. 703 views
Quadrilateral ABCD has vertices at A(6,3), B(3,9), C(6,6) and D(12,3).It is reflected across the y axis. What are the new
1. 0 answers
2. asked by Theresa
3. 691 views
A water-skier is being pulled at a steady speed in a straight line. her mass plus the mass of the ski is 65 kg. the pull of the
1. 1 answer
2. asked by Mariam
3. 680 views
Container A and B both container the same kind of liquid. Container A has a volume of 5 mL and Container B has a volume of 8 mL.
1. 1 answer
2. asked by Rachel
3. 667 views
The most common intelligence quotient (IQ) scale is normally distributed with mean 100 and standard deviation 15. What score
1. 1 answer
2. asked by Gee
3. 663 views
A small rock is thrown vertically upward with a speed of 13.0from the edge of the roof of a 37.0 tall building. The rock doesn't
1. 1 answer
2. asked by joe
3. 657 views
Mr. Mullett has designed a playground for his 4 kids. This playground is awesome. The playgroundequipment is top of the line,
1. 2 answers
2. asked by Curtis
3. 656 views
what numbers is 10times greater than 6
1. 2 answers
2. asked by wan
3. 654 views
What did the author intend to do with Adventures of Huckleberry Finn?Keep in mind I mean the AUTHOR (Mark Twain) not Huck...I'm
1. 7 answers
2. asked by Joey
3. 652 views
explain how you would write the number. that is 2 tens more than 53.
1. 3 answers
2. asked by Aaliyah
3. 650 views
If a building cost $600,000, has an estimated residual value of $240,000, has an estimated life of 36 years, and is depreciated
1. 1 answer
2. asked by MAry
3. 648 views
does hawaii have waterways?If yes, please name the waterways of hawaii and how it can help to shape the lives of people living
1. 2 answers
2. asked by Kate
3. 631 views
The cholestetol levels of young women aged 20 to 34 vary with a mean of 185 milligrams per decliter and standard deviation 39
1. 1 answer
2. asked by Gee
3. 616 views
Briana's second test score was 8 points higher than her first score. Her third score was 88. She had a B average (between 80 and
1. 2 answers
2. asked by jason
3. 611 views
Rank the following from most polar to least polar (aspirin, caffeine, ibuprofen, acetaminophen): I am getting
1. 0 answers
2. asked by KC
3. 604 views
1. Given each of the following price elasticities, determine whether marginal revenue is positive, negative, or zero.a. -5 b. -1
1. 1 answer
2. asked by Michelle
3. 598 views
The lifetime of a 2 volt non-rechargeable battery has a normal distribution with a mean of 516 hours and a standard deviation of
1. 1 answer
2. asked by Gee
3. 595 views
let x and y be whole numbers greater than 0 with y>x which has the greater value 3x or 3y
1. 2 answers
2. asked by Anonymous
3. 590 views
The most common intelligence quotient (IQ) scale is normally distributed with mean 100 and standard deviation 15. What score
1. 1 answer
2. asked by Gee
3. 590 views
Say your parents give you a car for your birthday. It is not the new model you wanted, but it's in very good condition. They
1. 1 answer
2. asked by Dan
3. 584 views
find K so that the following function is continuous on any interval:f(x)=kx if 0¡Üx<3, and f(x)=2x^2 if 3¡Üx K=
1. 0 answers
2. asked by Josh
3. 579 views
What is the difference between the measured values of 1.05m and 1.050m? What factor of a measurement tool determines the sig
1. 0 answers
2. asked by Hannah
3. 573 views
ajay gets 20 percent less marks than that of vatsals marks. by what percentsvatsals marks is more than Ajays marks
1. 1 answer
2. asked by TUHITUHI
3. 572 views
A particle A of mass 2.11 kg collides with another particle B of mass 3.86 kg. Their initial velocities are u1 = 2.16i + 0.88j
1. 1 answer
2. asked by Darren
3. 571 views

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