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2011
March
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March 8, 2011
An electronics store receives a shipment of 20 graphing calculators, including 3 that are defective. Four of the calculators are
3 answers
asked by
cheri
7,521 views
Rank the automobiles based on the magnitude of the force needed to stop them, from largest to smallest.
2000 kg car going 5m/s
2 answers
asked by
Diana
4,952 views
The Concentration of Cu2+ ions in the water (which also contains sulfate ions) discharged from a certain industrial plant is
2 answers
asked by
Monty
4,677 views
Consider the solid obtained by rotating the region bounded by the given curves about the x-axis.
y = 9 - 9x^2 , y = 0 Find the
1 answer
asked by
Tina
4,522 views
An isosceles trapezoid has base angles equal to 45 and bases of lengths 6 and 12. Find the area of the trapezoid.
1 answer
asked by
john
4,360 views
I am looking for the questions to these exams..all I keep getting are the darn answers...I want to compare my answers before I
6 answers
asked by
Jessie
3,905 views
number of moles of Cl in 2.7 mol CaCl2
2 answers
asked by
Anonymous
3,610 views
What volume of a .500 M HCl solution is needed to neutralize each of the following:
10 ml of a .300 M NaOH solution 10 mL of a
1 answer
asked by
Monty
3,581 views
How much heat is needed to melt 150g of ice? and How much heat is needed to change 150g of ice into steam at 110 degrees? My
2 answers
asked by
TaShe
3,489 views
The maximum, range of a projectile is directly proportional to the square of its velocity. A baseball pitcher throws a ball at
3 answers
asked by
Jeromino
3,352 views
A negatively charged balloon has 3.1 μC of
charge. How many excess electrons are on this bal- loon? Answer in units of
1 answer
asked by
Maria
2,747 views
A spring gun is made by compressing a spring (assumed to be perfect) and latching it. A spring of constant k = 60 N/ m is used
2 answers
asked by
Nazgul
2,723 views
If fructose, glucose, and sucrose are the only carbohydrates in honey, how could you use Benedict's reagent to determine the
1 answer
asked by
Sophia
2,604 views
The length of a box is 4 inches longer than its width, and the height is 2 inches shorter than the width. Which equation can you
2 answers
asked by
Anonymous
2,438 views
ammonia (NH3) chemically reacts with oxygen gas (O2) to produce nitric oxide (NO) and water (H2O). What mass of water is
3 answers
asked by
Mal
2,404 views
Which of the statements is ALWAYS TRUE?
A-A right triangle is a scalene triangle. B-An equilateral triangle is an isosceles
5 answers
asked by
Catherine
2,382 views
Explain how to use a graph to determine the number of solutions of a system?
1 answer
asked by
Mary
2,194 views
Use the shell method to set up, but do not evaluate, an integral representing the volume of the solid generated by revolving the
1 answer
asked by
Ryan
1,868 views
How do u make this in a lewis dot structure?
C2H3Cl3
1 answer
asked by
Joyce
1,865 views
Help! In Ian Frazier's essay How to Operate the Shower Curtain, what problems are users likely to encounter in using the shower
3 answers
asked by
Jay
1,649 views
In math class, students must randomly draw a card that contains an equation that they must graph on the board.
If the cards
1 answer
asked by
MELISSA
1,638 views
1) a 100ml smaple of 0.18M HCLO4 is titrated with 0.27M LiOH. determine the ph of the soution after the addition of 66.67 ml of
1 answer
asked by
lia
1,601 views
An object is dropped from a platform 400 ft high. Ignoring wind resistance, how long will it take to reach the ground?
3 answers
asked by
bere
1,581 views
25.0 cm3 of an acidified solution containing Fe2+ ions was titrated against potassium manganate (VII) solution. 20.0cm3 of
2 answers
asked by
tam
1,564 views
why does a projectile of 45 degrees have the greatest range?
3 answers
asked by
ashley --- HELP PLEASEE!!!
1,556 views
Two dogs are pulling on opposite ends of a bone. One dog pulls to the right with a force of 50N while the other pulls to the
2 answers
asked by
Rosie
1,548 views
How would you compare and contrast the three different teaching methodologies: expository, guided inquiry, and free discovery,
4 answers
asked by
Anonymous
1,538 views
How do you find the perimeter of a letter, example I, U, and J? The area for the I is 9 square cm. Do you still count all the
7 answers
asked by
Jennifer
1,472 views
ask the user to enter his or her birthday in the MM/DD/YYYY format and output the number of days between the birthday and today.
1 answer
asked by
maria
1,448 views
Consider the solid obtained by rotating the region bounded by the given curves about the y-axis.
y = ln x, y = 4, y = 5, x = 0
1 answer
asked by
Sarah
1,366 views
Rank these automobiles based on the magnitude of the impulse needed to stop them, from largest to smallest.
2000 kg car going
1 answer
asked by
Diana
1,342 views
Write the system of equations corresponding to the augmented matrix using the variables x, y, and z.
0 10 6 –5 3 8 – 9 7 –
1 answer
asked by
Anonymous
1,306 views
A surveillance satellite circles the earth at a hight of h miles above the surface. Suppose that d is the distance, in miles, on
1 answer
asked by
Charles
1,280 views
1. A bond has a $1,000 par value (face value) and a contract or coupon interior rate of 8%. A new issue would have a flotation
0 answers
asked by
jamie
1,262 views
I am between two different thesis statements for Frazier either it is where the writing becomes italicized, "Remember to keep
2 answers
asked by
Jay
1,257 views
A 64 inch long board is divided into lengths in the ratio 2:3. What are the two lengths into which the board is divided? Thanks
1 answer
asked by
Shadow
1,243 views
Factorise the expressions
9y^2-25 x^2-x-12 I'm totally stuck!
1 answer
asked by
Marian
1,236 views
S2O82-(aq) + 2I-(aq) ----------> 2SO42-(aq) + I2(aq) (I)
Rate = k [S2O82-]x [I-]y Rate1 = k [S2O82-]x [I-]y ƒ´ [S2O82ƒ{] Rate
1 answer
asked by
Jude
1,232 views
how do you predict the products of:
(NH4)3PO4+ MgSO4-> HI-> Fe+o2-> Fe+ MgO-> HCl+ NaOH->
1 answer
asked by
gabriela
1,190 views
1. Would Ch3-OH or CH3-CH2-CH2-CH2-CH2-OH have a higher boiling point? Fully explain ypur answer.
2. Explain why a tertiary
2 answers
asked by
nusratara
1,189 views
Alicia went on a steamboat ride up the Mississippi River. The boat travels 24 miles per hour in still water. How long will it
3 answers
asked by
Blaineley
1,178 views
the social, economic, and political composition of the decade of corporate greed and how it affected the political climate of
2 answers
asked by
tonia
1,173 views
Consider the region bounded by the graphs of the equations x=y^2 and y=3x. Set up 2 integrals, one with respect to x and the
1 answer
asked by
Nellie
1,127 views
How much work is required to stop an electron (m = 9.11 10-31 kg) which is moving with a speed of 2 106 m/s?
0 answers
asked by
Tiniyah
1,108 views
A certain piece of wire has a resistance of 250 ohms. if the wire is cut in three pieces and the cross sectional area of each
1 answer
asked by
Kate
1,104 views
I forgot to include the following sentences. Thank you.
1) Forensic artists are also essential to catch criminals. They are
2 answers
asked by
Mike
1,100 views
A single conservative force F(x) acts on a 1.6 kg particle that moves along an x axis. The potential energy U(x) associated with
0 answers
asked by
Aaron
1,099 views
Rank the following in order by increasing boiling point and explain why?
CH3Cl Rn CH4 CH3-CH2-OH
1 answer
asked by
MMPM
1,099 views
1. I am a freshman in high school.
2. I am a freshman of high school. (Which preposition should we use? Are both OK?) 3. There'll
4 answers
asked by
rfvv
1,092 views
Reposting since it wasn't clear in the previous post
S2O82-(aq) + 2I-(aq) ----------> 2SO42-(aq) + I2(aq) (I) Rate = k [S2O82-]x
1 answer
asked by
Jude
1,090 views
HOW CAN THE CONCEPT OF STRUCTURATION HELP US TO UNDERSTAND BETTER THE CHALLENGES FACED BY MAMARRANDI?
0 answers
asked by
NOBUBELO
1,063 views
Physics - Unit V Challenge Problem
No matter how bad your day is going, here's proof that things could be A LOT worse. This is a
2 answers
asked by
Diyan
1,062 views
The established value for the speed of light in a vacuum is 299 792 458 m/s. What is the order-of-magnitude of this number?
1 answer
asked by
Olivia
1,054 views
A 8.00 kg shell at rest explodes into two fragments, one with a mass of 2.00 kg and the other with a mass of 6.00 kg.
If the
3 answers
asked by
Joe
1,054 views
CONTRAST TWO THEORIES OR PERSPECTIVES FROM LATE STAGE ADULT DEVELOPMENT
3 answers
asked by
ANGIE
1,048 views
A)Who has more monopoly power---Wal-Mart or the concessionaire who has acquired the franchise to sell beer, hot dogs, colas,
0 answers
asked by
Tasha
1,039 views
What is the area of the sector, in square units, determined by an arc with a measure 45° in a circle with radius 6? Round to
1 answer
asked by
Anonymous
1,036 views
A child pulls a wagon with a force of 33 N by a handle making an angle of 11 degrees with the horizontal. If the wagon has a
0 answers
asked by
billy
1,023 views
x+5y= -3
3x-2y= 8 sovle using substituion
1 answer
asked by
alex
1,007 views
Find the present value of $9000 due at the end of 18 years at 11% per annum compounded quaterly????
1 answer
asked by
Alex
1,006 views
Explain why a trapezoid a quadrilateral, but why all trapezoids are not always quadrilaterals.
If a shape has four sides, no
2 answers
asked by
Kaylee
991 views
The equilibrium constant Kc for the reaction N2(g) + 3H2(g) -> <- 2NH3 at 450 degrees celcius is 0.159. Calculate the
1 answer
asked by
Anonymous
977 views
A skier traveling at 38.8 m/s encounters a 27.2 degree slope. If you could ignore friction, to the nearest meter, how far up the
0 answers
asked by
billy
976 views
iF 23.74Ml OF 0.01470m nAoh are required to completely neutrize 25.00mL of gastric juice,calculate the concentration of the
2 answers
asked by
MAHLATSE
961 views
A net force of 1.6×10−15 N acts on an electron over a displacement of 5.0 cm, in the same direction as the net force. (a)
0 answers
asked by
jamaisa
953 views
Formulate but do not solve the problem.
Michael Perez has a total of $1802 on deposit with two savings institutions. One (x) pays
1 answer
asked by
Sam
930 views
Calculate the net charge on a substance con-
sisting of a combination of 1.9 × 10^13 protons and 3.9 × 10^13 electrons. Answer
0 answers
asked by
Maria
928 views
I find these questions so difficult! I've been trying to solve them but I just can't. As they are diagrams they are hard to
1 answer
asked by
Ray
915 views
today Thomas deposited $100,000 in a three-year,12% CD that compounds quartly. What is the maturity value of the CD?
1 answer
asked by
Bobbi Loffredo
914 views
Write the numbers in order of increasing size.
1/2,3/4,2/3,0.95 Convert to standard notation. 1.91 x 10-4 The ratio of the
1 answer
asked by
anonymous
911 views
I have to explain the vertical line test and how it is used.
3 answers
asked by
Tammie
906 views
In a lab experiment, a 1.5-kg cart traveling at 4.3 m/s in the +x direction collides with a 2.5-kg cart traveling at 2.7 m/s in
0 answers
asked by
nic
900 views
I need help coganting the verb ir.Please can some give me examples of how it is used in a sentence.
2 answers
asked by
Lauren
893 views
Please help me understand!..If you have 100.0mL of a 30.0% aqueous solution of ethanol, what volume of water is in the solution?
3 answers
asked by
Emily
884 views
1. I'm in the third year of middle school.
2. I'm in the third year in middle school. (Which preposition do we have to use?) 3.
1 answer
asked by
rfvv
874 views
30m = 6000,
i have converted to cm, in, and ft, no where close to getting 6000? help
5 answers
asked by
Lydia
850 views
What is the purpose of adding
zinc chloride in the preparation of starch iodide paste? Please refer to the procedure below: -
1 answer
asked by
Jan
838 views
If glenda rolled two six-sided number cubes nine times and computed the sum of the numbers rolled each time. If the mean sum of
3 answers
asked by
Matt
836 views
If tow sides of a triangular flag are content, which of the following words can not be used describe the shape of the flag?
a.
1 answer
asked by
Ash
831 views
how could the trusts purchase a senate seat?
1 answer
asked by
alena
831 views
I am having trouble figuring out my accounts payable and capital. Any help on going about and solving this would be greatly
2 answers
asked by
Anonymous
822 views
My college instructor is asking me to define and discuss one of the themes the entire class read about for homework. I've chosen
1 answer
asked by
Rei
819 views
whats eight divided by 1195 in long divsion please help.
2 answers
asked by
grey owl jr.public school
814 views
a net enclosurefor practisinggolf shots is open at one end, as shown, find the dimensions that will minimize the amount of
2 answers
asked by
Anonymous
811 views
A bus starts from rest at a bus stop and accelerates at a rate of 1.12 m/s^2 for 11.0s. It runs at constant speed for 80.0 s and
1 answer
asked by
Paul
810 views
Please check if I answered these correctly-Thank you
¿Tienes hambre? Si, tengo hambre. ¿Tienes sed? Si, tengo sed. ¿La manzana
2 answers
asked by
SammyLynne
804 views
Drew drops a cherry pit out the car window 1.0 m above the ground while traveling down the road at 18 m/s.
(a) How far,
2 answers
asked by
Anonymous
804 views
Physics - Unit V Challenge Problem
No matter how bad your day is going, here's proof that things could be A LOT worse. This is a
0 answers
asked by
pbhakta
803 views
Read the passage below and complete it with the verbs in Past Simple from the box.
_____________________________________
2 answers
asked by
Nazgul
799 views
Complete the sentences by putting the verb in brackets into the Past Simple or Past Progressive.
1. I saw a light in your window
1 answer
asked by
Nazgul
797 views
How do you change a word in the header. Then close Header/Footer when done?
1 answer
asked by
jack
789 views
Hi~ Thank you for your help!
I was trying to work on a problem about Taylor series, but i don't think im approaching the problem
1 answer
asked by
KIKSY
785 views
A steel tank containing helium is cooled to 15◦C. If you could look into the tank and see the gas molecules, what would you
1 answer
asked by
Kaitlyn
777 views
Formulate but do not solve the problem.
A theater has a seating capacity of 840 and charges $4 for children (x), $6 for students
0 answers
asked by
Anonymous
770 views
Two point charges of 2.0 nC and 6.0 nC are both located 1.0 m away from a third charge of 3.0 nC ("n" is the metric prefix
1 answer
asked by
Pauline
769 views
A negatively charged balloon has 3.1 μC of
charge. How many excess electrons are on this bal- loon? Answer in units of
1 answer
asked by
Maria
769 views
Read the following passage and choose where to insert these sentences.
a) Magazines such as Fortune and Business Week were all
2 answers
asked by
Nazgul
755 views
A bridge of lenght 79 m and mass 1.1 x10^5 kg is supported at each end. A truck fo mass 20900 kg is located 31 m from the left
1 answer
asked by
Anonymous
752 views
12.(4pts)
Solve the problem. Round your answer to the nearest tenth of a percent unless otherwise indicated. Sales of frozen
1 answer
asked by
anonymous
750 views
Three point charges lie along the x-axis: q1 at x=15m has a charge of 2.2 x 10^-9C, q2 at x=2.0m has a charge of 5.4 x 10^-9C,
1 answer
asked by
Pauline
750 views
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