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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
3 answers
asked by
baRRY
8,671 views
A 0.67 kg rock is projected from the edge of
the top of a building with an initial velocity of 11.6 m/s at an angle 52 ◦ above
1 answer
asked by
Noah
6,137 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
3 answers
asked by
Amber
4,736 views
Eliza Savage received a statement from her bank showing a checking account balance of $324.18 as of
January 18. Her own checkbook
1 answer
asked by
Kirea
4,116 views
Tammy leaves the office, drives 43 km due
north, then turns onto a second highway and continues in a direction of 30◦ north of
2 answers
asked by
Amanda
3,979 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
3 answers
asked by
Sanam
3,514 views
What two pieces of information are necessary each time you cite a source in the text of your paper?
7 answers
asked by
emma
3,261 views
10. Which of the following statements is true regarding the Korean War?
A. Stalin approved the North Korean attack in advance. B.
5 answers
asked by
JESSICA
2,888 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 answer
asked by
Anonymous
2,643 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
4 answers
asked by
Joli
2,632 views
Ten pounds of liquid water is at a temperature of 180 degrees F at standard atmospheric conditions.
Determine the energy required
3 answers
asked by
Anil
2,570 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
2 answers
asked by
Amber
2,333 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 answer
asked by
Hannah
2,170 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 answer
asked by
Anonymous
2,086 views
Review Conceptual Example 7 as background for this problem. Two charges are fixed in place with a separation d. One charge is
1 answer
asked by
Brandi
1,939 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 answer
asked by
Marcela Minoza
1,934 views
Suppose that $20000 is invested at 7% interest compounded annually. Find that amount of money in the account after 1 year?
need
1 answer
asked by
frank
1,891 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
2 answers
asked by
Amanda
1,884 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
2 answers
asked by
Anonymous
1,874 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 answer
asked by
Dakota
1,871 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 answer
asked by
Kristi
1,779 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
2 answers
asked by
Jane
1,625 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 answer
asked by
felici
1,619 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 answer
asked by
Michelle
1,600 views
1.In MLA documentation, the citation goes ______ the quotation marks, but ______ the period.
a)after; before b)before; after c)in
14 answers
asked by
hardo
1,517 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 answer
asked by
kevin
1,470 views
two coins are tossed
list all the possible outcomes what is the probability that both of the coins land heads-up?
2 answers
asked by
frank
1,460 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 answer
asked by
Anonymous
1,417 views
When conducting an inferential statistical analysis, and applying a conventional "critical p-value" of .05, the odds of making a
2 answers
asked by
Pat
1,363 views
3. For the three cubes shown below, determine their surface area, volume and surface area to volume ratio. Then, circle the one
0 answers
asked by
sharon
1,262 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 answer
asked by
ali
1,255 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
2 answers
asked by
Jacob
1,239 views
Use the position equation given below, where s represents the height of the object (in feet), v0 represents the initial velocity
1 answer
asked by
Kristi
1,188 views
What is wrong with the names 2-ethyl-4 and 4-dimethylpentane?
1 answer
asked by
Joy
1,170 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 answer
asked by
Anonymous
1,166 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 answer
asked by
Becca
1,164 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 answer
asked by
Anonymous
1,145 views
(2 revolutions/second)(60 seconds/minute)
would this just be: 2 rev. per second • 60 seconds= x rev. per minute 120 revolutions
1 answer
asked by
Courtney
1,124 views
A conservative correction method for inflated "Alpha values" based on multiple comparisons being carried out independently on a
1 answer
asked by
Pat
1,112 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 answer
asked by
Megan Lee
1,096 views
Which of the following is NOT accurate?
A. Hindus recognize the authority of the Vedas, whereas Jains do not. B. For Hindus the
0 answers
asked by
ronaldo
1,088 views
three pies are cut into sixths .how many pieces will there be
1 answer
asked by
ana
1,067 views
change the logarithmic expression to an equivalent expression involving an exponent. 4^16=x
log (base4)16=x is it x=e^2?
0 answers
asked by
alli
1,062 views
In conducting multiple regression analyses (MRAs), a major technical concern involves any high correlation of predictor
1 answer
asked by
Pat
1,060 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 answer
asked by
Mariam
1,051 views
My question is which of the following are NOT examples of data?
Numbers Graphs Measurements Conclusions I know conclusions are
3 answers
asked by
Kelley
1,047 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,
3 answers
asked by
JESSICA
1,025 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 answer
asked by
Gee
1,016 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 answer
asked by
Dakota
1,011 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
3 answers
asked by
Marcela Minoza
1,002 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
2 answers
asked by
joe
1,002 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?
2 answers
asked by
Shahrukh
990 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 answer
asked by
Elizabeth
988 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
10 answers
asked by
Jazmyne
929 views
Parametric procedures of quantitative analysis make an underlying assumption that...?
A. Dichotomous variables have been
1 answer
asked by
Pat
928 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
3 answers
asked by
wan
916 views
4.3. In a certain college town, 27.5 percent of the students failed Mathematics (Math), 19.8 percent failed Biology (Bio), and
11
0 answers
asked by
Carla Lopez
914 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 answer
asked by
selena
911 views
The first is to her with a stream of personal question:
9 answers
asked by
Anonymous
908 views
What is the biological definition of life?
1 answer
asked by
Vic
903 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
9 answers
asked by
john
894 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
2 answers
asked by
Carrie
885 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
2 answers
asked by
tammy
854 views
1. How did European exploration held lead the way to the Scientific Revolution?
--I was thinking that with the more discoveries
1 answer
asked by
SoccerStar
847 views
Suppose you are to specify a short-run total variable cost function for a nursing home. Explain the variables you would include
1 answer
asked by
Mike
843 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 answer
asked by
Erin
834 views
what is the
4 answers
asked by
simia
808 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 answer
asked by
gg
806 views
are these correct
proper nouns sam - burger king - she - the girl regular noun microphone - table - spoon - milk
2 answers
asked by
daniel's mom
796 views
is surface area squared?
if I got 201 meters for the surface area would it be: 201 meters or 201 meters ^2
1 answer
asked by
Courtney
790 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 answer
asked by
derrick
775 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
3 answers
asked by
Don
762 views
Analysis of Variance (ANOVA) results in the calculation of the F Statistic and interpretation of this statistics will inform you
0 answers
asked by
Pat
759 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 answer
asked by
Anonymous
750 views
An air-traffic controller observes two aircraft on his radar screen. The first is at altitude 850 m, horizontal distance 20.0
2 answers
asked by
mohannad
747 views
To make causal inferences from observed differences between groups based on varied levels of treatment, it is necessary to...?
A.
0 answers
asked by
Pat
736 views
setup an equation or expression to model the situation below:
in one year, sales for a company increase at a constant rate. after
0 answers
asked by
sam
728 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
0 answers
asked by
Theresa
703 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 answer
asked by
Mariam
697 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 answer
asked by
Rachel
691 views
Mr. Mullett has designed a playground for his 4 kids. This playground is awesome. The playground
equipment is top of the line,
2 answers
asked by
Curtis
689 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 answer
asked by
joe
682 views
The most common intelligence quotient (IQ) scale is normally distributed with mean 100 and standard deviation 15. What score
1 answer
asked by
Gee
675 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 answer
asked by
MAry
674 views
explain how you would write the number. that is 2 tens more than 53.
3 answers
asked by
Aaliyah
671 views
what numbers is 10times greater than 6
2 answers
asked by
wan
670 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
7 answers
asked by
Joey
669 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
2 answers
asked by
Kate
645 views
Rank the following from most polar to least polar (aspirin, caffeine, ibuprofen, acetaminophen): I am getting
0 answers
asked by
KC
639 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
2 answers
asked by
jason
634 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 answer
asked by
Gee
632 views
1. Given each of the following price elasticities, determine whether marginal revenue is positive, negative, or zero.
a. -5 b. -1
1 answer
asked by
Michelle
612 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 answer
asked by
Dan
609 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 answer
asked by
Gee
608 views
let x and y be whole numbers greater than 0 with y>x which has the greater value 3x or 3y
2 answers
asked by
Anonymous
601 views
The most common intelligence quotient (IQ) scale is normally distributed with mean 100 and standard deviation 15. What score
1 answer
asked by
Gee
599 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=
0 answers
asked by
Josh
596 views
ajay gets 20 percent less marks than that of vatsals marks. by what percentsvatsals marks is more than Ajays marks
1 answer
asked by
TUHITUHI
593 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 answer
asked by
Darren
591 views
What is the difference between the measured values of 1.05m and 1.050m? What factor of a measurement tool determines the sig
0 answers
asked by
Hannah
587 views
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