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Questions Asked on January 20, 2012

Kristen lives directly east of the park. The football field is directly south of the park. The library sits on the line formed
1. 14 answers
2. asked by Ash
3. 10,977 views
teh density of copper is 8.92 g/cm3. If you plotted the mass of copper in grams versus the volume in cubic centimeters, what
1. 9 answers
2. asked by allie
3. 6,138 views
the solution with the lowest pH isA. 1.0 M HF B. 1.0 M HCN C. 1.0 M HCOOH D. 1.0 M CH3COOH and how did you find it?
1. 1 answer
2. asked by Saphire
3. 6,006 views
which of the follwing is best definition of science?A.a body of knwolege gathered throgh experiments. B.a process of accidental
1. 12 answers
2. asked by Lola
3. 5,850 views
Two cars cover the same distance in a straight line. Car A covers the distance at a constant velocity. Car B starts from rest
1. 2 answers
2. asked by Natasha
3. 5,848 views
What is the largest possible value of the fourth side length of a quadrilateral with side lengths of 12 cm, 16 cm, 25 cm, and x
1. 0 answers
2. asked by Ash
3. 5,351 views
A local Dunkin donuts makes blueberry muffins that cost $.69 each to make. Past experience shows that 15% of the muffins will
1. 1 answer
2. asked by Liz
3. 5,033 views
Figure (a) shows charged particles 1 and 2 that are fixed in place on an x axis. Particle 1 has a charge with a magnitude of
1. 2 answers
2. asked by Phil
3. 4,850 views
Bill furrier marks up mink coats 3000.00, which represents a 50% markup on cost. what is the cost of the coats?
1. 3 answers
2. asked by Liz
3. 3,824 views
A wooden duck with a regular selling price of $125.99 is marked down to $79.99. The percent of markdown is:Answer: 36.51% What
1. 1 answer
2. asked by Liz
3. 3,703 views
what is the magnitude of the centripetal force acting on the earth as it orbits the sun assuming a circular orbital speed of
1. 1 answer
2. asked by Anonymous
3. 3,092 views
(a) Just for fun, a person jumps from rest from the top of a cliff overlooking a lake. In falling through a distance H, she
1. 3 answers
2. asked by Natasha
3. 3,058 views
Which of the following is the best definition of science.
1. 4 answers
2. asked by Lola
3. 2,760 views
Body on surface of earth weighs 400 lb. Radius of earth is about 4000miles. If same body were placed on 4000 mile high tower,
1. 1 answer
2. asked by jerry
3. 2,659 views
Pump A can fill a swimming pool in 6 hours and pump B can fill the same pool in 4 hours. The two pumps began working together to
1. 2 answers
2. asked by Saige
3. 2,523 views
Wire is often sold in pounds spools according to the wire guage number. That number refers to the diameter of the wire. How many
1. 3 answers
2. asked by love
3. 2,478 views
Find the limitsLim(sin kt/t) t approaches 0 and (K is constant) How do you start this and go about it stepwise? Does knowing (K
1. 1 answer
2. asked by John
3. 2,361 views
The longest distance in a track and field event is the 10 km run. The record holder for the women's 10 km run is Wang Junxia of
1. 4 answers
2. asked by Juanita
3. 2,256 views
Scott uses three 14 gallon tanks of gas a month. What is the average number of gallons he uses daily in a 30 day month? Give
1. 7 answers
2. asked by joe
3. 2,138 views
What value for function y=3cos(t-pi) + 2 gives an instantaneous rate of change of 0?a) 0 b) pi/2 c) pi/3 d) pi/4
1. 3 answers
2. asked by Anita
3. 1,910 views
A test tube standing vertically in a test tube rack contains 2.4 cm of oil, whose density is 0.81 g/cm^3 and 6 cm of water. What
1. 2 answers
2. asked by Solana
3. 1,888 views
A partial cylinder lies on its side. The bases are a 90 degree sector of a circle. What is the exact volume of the partial
1. 1 answer
2. asked by Callie
3. 1,756 views
Suppose 24.9 grams of copper (II) nitrate is dissolved in 200. milliliters of a 0.70 moles/liter aqueous solution of sodium
1. 1 answer
2. asked by Deborah
3. 1,680 views
Quadrilateral QRST is a square. If the measure of QR is 3x – 6 and TS is 6 - x. Find the area of the square.
1. 2 answers
2. asked by d
3. 1,655 views
An 18-year-old runner can complete a 10.0 km course with an average speed of 4.58 m/s. A 50-year-old runner can cover the same
1. 2 answers
2. asked by Natasha
3. 1,577 views
Homophones can be used humorously in riddles.The answer to each of the riddles below is a homophone groaner!a) What type of
1. 7 answers
2. asked by <3
3. 1,572 views
A particle is moving along the x-axis so that at time t its acceleration isa(t)=ðcos(ðt) At time t=1/2, the velocity v of the
1. 2 answers
2. asked by Savannah
3. 1,558 views
Given the proportion a/b=8/15, what ratio completes the equivalent proportion a/8= what/what ?
1. 1 answer
2. asked by Lexi
3. 1,556 views
Simplify the square root.2 square root 50. What are the steps to simplify this problem.
1. 2 answers
2. asked by christy
3. 1,536 views
A certain salt is known to have a solubility in water of 25.2g/100g water at 100°C and 11.4g/100g water at 20°C. The salt is
1. 1 answer
2. asked by love
3. 1,536 views
the perimeter of a triangle is 54 centimeters. the longest side is 6 centimeters less than the sum of the other two sides. Twice
1. 1 answer
2. asked by Toni
3. 1,516 views
What is the area of a parallelogram with a 60 degree angle and length of 6cm and side 8cm
1. 1 answer
2. asked by Callie
3. 1,510 views
A customer enters a store & purchases slippers for $5, paying for the purchase with $20 bill. The merchant, unable to make
1. 2 answers
2. asked by TJ
3. 1,477 views
The point A (-7, 5) is reflected over the line x = -5, and then is reflected over the line x = 2. What are the coordinates of
1. 1 answer
2. asked by Callie
3. 1,450 views
How can you tell if a number is rational or irrational?a) 3.215 (there is a line drawn over the 15) b.) square root 10 c)
1. 1 answer
2. asked by christy
3. 1,441 views
An electric field of intensity 4.27 kN/C is applied along the x-axis. Calculate the electric flux through a rectangular plane
1. 2 answers
2. asked by Isabella
3. 1,435 views
How to balance HNO3 +Cu ------->Cu(NO3)2+NO+H2O ? please show me steps
1. 8 answers
2. asked by kate
3. 1,421 views
Here is the assignment:Ten years ago, you started working as a clerk for DMD Medical Supplies. Six months ago, Liz Jakowski, the
1. 2 answers
2. asked by Shawna
3. 1,420 views
The four statements below are used for applications of Hess's law. One of the statements is erroneous. Choose that statement.a)
1. 1 answer
2. asked by Hannah
3. 1,413 views
Vic's Department Store bought a pewter serving set for $1,250. Vic wants to markup the set at 60% of the selling price. The
1. 1 answer
2. asked by Liz
3. 1,395 views
A student wants to buy 3 CDs, but assume that there are 6 CDs featuring the piano,4 CDs featuring the trumpet, and 7 CDs
1. 3 answers
2. asked by Laura
3. 1,306 views
the sides of a triangle have lengths 4x+1, 2x+1 and 6x-1. if the lengths of the longest side is 6x-1, what values of x make the
1. 1 answer
2. asked by Anonymous
3. 1,303 views
I don't even how to go about this....Mars is in an elliptical orbit with the Sun at one focus, as shown in the figure. At its
1. 1 answer
2. asked by Anon
3. 1,271 views
What is a characteristic property? List 3 characteristic properties
1. 0 answers
2. asked by keria
3. 1,255 views
A business wants to share its customer account database with its trading partners and customers, while at the same time
1. 0 answers
2. asked by Anonymous
3. 1,236 views
PLEASE HELP ME SOLVE !!!!InMay 1998, forest fires in southernMexico and Guatemala spread smoke all the way to Austin. Those
1. 2 answers
2. asked by Anonymous
3. 1,234 views
Suppose 24.9 grams of copper (II) nitrate is dissolved in 200. milliliters of a 0.70 moles/liter aqueous solution of sodium
1. 1 answer
2. asked by Deborah
3. 1,227 views
1)Which thermochemical equation and data does not agree with the other two written?a) 2NO (g)+ O2 (g) ->2 NO2 (g) deltaH=-169.8
1. 3 answers
2. asked by Hannah
3. 1,219 views
A ball is thrown from a cliff upward with a speed of 20 m/s, the angle is 33 degrees and the ball hits the ground 9.2 seconds
1. 1 answer
2. asked by Jason
3. 1,219 views
The area of a circle is 16π cm2. What is the circle's circumference?2π cm 4π cm 8π cm 16π cm
1. 1 answer
2. asked by Callie
3. 1,212 views
8.Which point in the Virginia Plan was objected to by supporters of the New Jersey Plan?A. Larger states should have more
1. 6 answers
2. asked by Jaycee
3. 1,209 views
A small sphere of mass m = 6.40 g and charge q1 = 30.3 nC is attached to the end of a string and hangs vertically as in the
1. 1 answer
2. asked by anna
3. 1,171 views
Figure (a) shows charged particles 1 and 2 that are fixed in place on an x axis. Particle 1 has a charge with a magnitude of
1. 0 answers
2. asked by Phil
3. 1,158 views
A boy hops on his bike and rides 135 meters in 20 seconds. What is his average speed?
1. 1 answer
2. asked by Juanita
3. 1,121 views
A column of water has a diameter of 2 m and a depth of 8.6 m. How much pressure is at the bottom of the column? The acceleration
1. 1 answer
2. asked by Solana
3. 1,107 views
What do scientists believe that humans and apes originate from?
1. 2 answers
2. asked by Lacy
3. 1,103 views
The magnitudes of the four displacement vectors shown in the drawing are A = 15.0 m, B = 11.0 m, C = 12.0 m, and D = 21.0 m.
1. 1 answer
2. asked by Anonymous
3. 1,094 views
A helicopter 7.60m above the ground and descending at 3.90m/s drops a package from rest (relative to the helicopter). We have
1. 5 answers
2. asked by joe
3. 1,084 views
Find the angle the normal makes with the positive x–axis.1. 3x – 2y – 1 = 0 2.5x + y – 12 = 0 3. 4x + 3y – 4 = 0 I
1. 2 answers
2. asked by Ciscokid
3. 1,082 views
A ball is thrown from a cliff upward with a speed of 21 m/s and at an angle of 56 degrees to the horizontal. How high does it go
1. 1 answer
2. asked by Jason
3. 1,071 views
A space vehicle is coasting at a constant velocity of 21.1 m/s in the +y direction relative to a space station. The pilot of the
1. 1 answer
2. asked by Anonymous
3. 1,055 views
8.Which point in the Virginia Plan was objected to by supporters of the New Jersey Plan?A. Larger states should have more
1. 1 answer
2. asked by Jaycee
3. 1,025 views
Solve:x - 4 less than or equal to 3x - 8 can u move the 4 and add and then move the 3x to the other side and it become -3x, and
1. 1 answer
2. asked by christy
3. 1,021 views
How do u find the slope of y= 3x-5would u use the formula y= mx + 1
1. 1 answer
2. asked by christy
3. 1,011 views
PLEASE HELP ME SOLVE !!!!InMay 1998, forest fires in southernMexico and Guatemala spread smoke all the way to Austin. Those
1. 1 answer
2. asked by Ann
3. 1,010 views
Cassie successfully harvested 7/12 of her crop, and Robert successfully harvested 58% of his crop. Who successfully harvested
1. 4 answers
2. asked by Cate
3. 979 views
How do you subtract 3/5 from 9 1/5 I am having trouble understanding the work can u help
1. 3 answers
2. asked by tj
3. 956 views
A geometric series has t1 = 3 and r = 2. If tn = 96. What does n equal in this problem?What is the special name given to the
1. 2 answers
2. asked by Anon
3. 953 views
common pathways for food and air are the (1), which connects to the mouth, and (2), which connects to the larynx. Epithelium in
1. 2 answers
2. asked by KATIE
3. 951 views
Can someone please help edit my French?My French: Quelles matières étudiez-vous cette année ? Moi, je fais deux les maths, la
1. 1 answer
2. asked by Darren
3. 949 views
The magnitudes of the four displacement vectors shown in the drawing are A = 13.0 m, B = 11.0 m, C = 12.0 m, and D = 27.0 m.
1. 1 answer
2. asked by Natasha
3. 944 views
To complete the following assignment, go to this week's Final Paper link in the left navigation.Final Project Given all of the
1. 2 answers
2. asked by Susan
3. 940 views
an oceangraphic research vessel comes across a volcano under the sea. The top of the volcano is 450 ft below the surface and the
1. 1 answer
2. asked by heaven
3. 937 views
The electric field everywhere on the surface of a charged sphere of radius 0.260 m has a magnitude of 545 N/C and points
1. 3 answers
2. asked by Help
3. 919 views
16.72g of sodium acetate trihydride (MW=136 g/mol) is dissolved in 100mL water. To this, 4.00g glacial acetic acid (Ka=2.2x10-5,
1. 1 answer
2. asked by Elle
3. 879 views
1.Which is the BEST way to improve this sentence?Our leaders believed that was the way to make the country the best it could be.
1. 8 answers
2. asked by Jaycee
3. 872 views
The area of a rectangle is 32 square units. Its sides have integral lengths. Find the probability that its perimeter is greater
1. 1 answer
2. asked by Saige
3. 870 views
How has the past and current fiscal policies, monterey policies, budget deficits, and surplus effected the economy and the
1. 0 answers
2. asked by at
3. 862 views
0.75 L of hydrogen gas is collected over water at 25 oC and 101.6. What volumme will e dry hydrogen occupy 103.3 kPa and 25 oC?W
1. 1 answer
2. asked by Maame
3. 851 views
find the relative extrema and points of inflection, if possible, of y = xln((x^4)/8)Any help would be awesome...thanks! (i know
1. 2 answers
2. asked by Juliet
3. 847 views
How would you make 100mL of tartrate buffer, pH 3.5, from 0.100 M tartaric acid, 1M NaOH and deionized and distilled H2O? You
1. 0 answers
2. asked by Elle
3. 846 views
Could someone help me check my answer? Thanks.-Write each quotient as a complex number. 1. 3i/-2+i (Is the answer for this one =
1. 1 answer
2. asked by Shadow
3. 845 views
List three problems of decentralized power that existed under the Articles of Confederation. For each problem you listed,
1. 0 answers
2. asked by Dorcas
3. 840 views
The electric field everywhere on the surface of a charged sphere of radius 0.260 m has a magnitude of 545 N/C and points
1. 1 answer
2. asked by Help
3. 838 views
The figure shows part of a curve traced by a point on the circumference of a circle of radius 4 that rotates, without slipping,
1. 2 answers
2. asked by Anon
3. 815 views
please solve4x is greater than or equal to 20
1. 2 answers
2. asked by Lavern
3. 797 views
As the temperature of a gaseous substance is decreased at constant pressure, it will undergo a series of physical changes. Which
1. 1 answer
2. asked by erica
3. 769 views
what is the area of a rectangle of length 6 c.m and width 3 c.m ? what is its perimeter/
1. 1 answer
2. asked by jack
3. 766 views
A hunter wishes to cross a river that is 1.6 km wide and that flows with a speed of 4.8 km/h. The hunter uses a small powerboat
1. 1 answer
2. asked by Emily
3. 766 views
use each word or phrase as the subject of a sentence. add a verb describing an action that place in the present. make sure each
1. 5 answers
2. asked by dw
3. 765 views
A tank contains a mixture of 3.0 mol of nitrogen 2.0 mol of oxygen and 1 mol of carbon dioxide at 25 degrees and a total
1. 2 answers
2. asked by Lisa
3. 763 views
An electric field of intensity 4.27 kN/C is applied along the x-axis. Calculate the electric flux through a rectangular plane
1. 1 answer
2. asked by Isabella
3. 759 views
A proton (mass m = 1.67 multiplied by 10-27 kg) is being accelerated along a straight line at 2.2 multiplied by 1015 m/s2 in a
1. 1 answer
2. asked by derek
3. 759 views
Solve by the substitution method. What is the solution of the system?3x+9y=48 -6x+y=56
1. 1 answer
2. asked by Bre
3. 746 views
In the diagram, UW and VW are midsegments of triangleRST. Suppose the length of UW is 78 inches. Find the length of VS.
1. 2 answers
2. asked by ghalia
3. 744 views
Assume your mass is 80 kg. The accelerationdue to gravity is 9.8 m/s 2 . How much work against gravity do you do when you climb
1. 1 answer
2. asked by Anonymous
3. 743 views
A jetliner, traveling northward, is landing with a speed of 67 m/s. Once the jet touches down, it has 765 m of runway in which
1. 1 answer
2. asked by Natasha
3. 731 views
A de-orbit burn, similar to that presented in the previous math problem, has been performed. During this de-orbit burn a
1. 1 answer
2. asked by Levi B.
3. 724 views
What change should be made in this sentence?I cannot hardly believe that this is our capital. F. change cannot to can G. change
1. 1 answer
2. asked by Jaycee
3. 691 views
Last month, Stacie spent $57 on 4 allergy shots and 1 office visit. This month she spent $9 after 1 office visit and a refund
1. 2 answers
2. asked by Mari
3. 687 views

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