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2012
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Questions Asked on May 4, 2012

According to insurance records a car with a certain protection system will be recovered 89% of the time. Find the probability
1. 3 answers
2. asked by sc
3. 8,282 views
The below table shows the probabilities generated by rolling one die 50 times and noting the up face. What is the probability of
1. 1 answer
2. asked by sc
3. 5,452 views
a 30 kg girl and a 25 kg boy face each other on friction-free roller blades.the girl pushes the boy,who moves away at a speed of
1. 1 answer
2. asked by Anonymous
3. 5,171 views
Miguel looks out from the crown of the Statue of Liberty approximately 250 ft above ground. He sights a ship coming into New
1. 1 answer
2. asked by kaelan
3. 4,629 views
The present value of the money in your savings account is $420, and you're receiving 3% annual interest compounded monthly. What
1. 4 answers
2. asked by Paige
3. 3,356 views
a coin is tossed 16 times. What is the standard deviation?
1. 1 answer
2. asked by Ambra
3. 3,150 views
The first three terms of a geometric sequence are as follows.64, 32, 16 Find the next two terms of this sequence.
1. 6 answers
2. asked by Wilson
3. 2,836 views
A student got these marks on 7math tests:91%,75%,95%,,80%,83%,86%,68% What mark will the student need on the 8th test to make
1. 2 answers
2. asked by Cherie
3. 2,535 views
Zoe the goat is tied by a rope to one corner of a 15 meter-by-25 meter rectangular barn in the middle of a large grassy field.
1. 1 answer
2. asked by Anonymous
3. 2,520 views
1. As the strength of a weak acid increases, the proportion of ions to molescules increases or decreases? ... I think that it
1. 2 answers
2. asked by April
3. 2,205 views
Amanda has to carry 247 apples from a farm to the market. How many baskets will she need, given that each basket can hold 33
1. 2 answers
2. asked by Sean La
3. 2,130 views
Sketch the region enclosed by 2y=5sqrtx, y=5 and 2y+3x=8.Decide whether to integrate with respect to x or y, and then find the
1. 2 answers
2. asked by ayee
3. 1,884 views
A Piece of string 5.3-m long has a mass of 15.o g what must the tension in the string be to make the wavelength of a 125- Hz
1. 1 answer
2. asked by Anonymous
3. 1,828 views
sequencethe sequence in a story is the order in which events happen. clue words such as first,next,then,and finally,are often
1. 3 answers
2. asked by dw
3. 1,538 views
The nucleus of a certain type of uranium atom contains 92 protons and 143 neutrons. What is the total charge of the nucleus in
1. 1 answer
2. asked by Hunter
3. 1,534 views
A borrower received a 30-year ARM mortgage loan for $120,000. The start rate was 3.50% and the loan adjusts every 12 months for
1. 3 answers
2. asked by Pauline Holcomb
3. 1,378 views
how much heat is needed to convert 30 g of water at 10 C to 110 C
1. 1 answer
2. asked by jason
3. 1,356 views
By what distance must two charges of +2 C and +4 C be separated so that the repulsive force between them is 4.10 1010 N?
1. 1 answer
2. asked by Karlie
3. 1,332 views
Could you please help me find examples of phrasal verbs used in phone calls? Thank you, Writeacher.1) You can call me up
1. 1 answer
2. asked by Frank
3. 1,297 views
What is the electric force of attraction between charges of 3 C and -4 C separated by a distance of 2 m?
1. 1 answer
2. asked by Lisa
3. 1,251 views
I left out the following sentences. Thank you, Writeacher.1) You mustn't leave the school building without either your teacher's
1. 1 answer
2. asked by Frank
3. 1,225 views
A -10 mC charge experiences a force of 75 N directed south. What is the electric field magnitude and direction at the location
1. 0 answers
2. asked by Allieeeeeeee:)
3. 1,188 views
A massless string is wrapped around a cylinder of mass 0.400 kg and radius 0.100 m. The string is attached to the ceiling. The
1. 2 answers
2. asked by Chris
3. 1,168 views
Explain why three directional vectors of the plane cannot me mutually perpendicular .
1. 4 answers
2. asked by J
3. 1,154 views
Discuss the original purposes of the Freedman’s Bureau and the goals of the planned enlargement of the program by Congress.
1. 2 answers
2. asked by Dave
3. 1,114 views
A 79.1 g mixture of the compounds calcium chloride and sodium sulfide is 80.9 % by mass sodium sulfide. The compound sodium
1. 1 answer
2. asked by Lance
3. 1,052 views
In Vanessa's coin bank there are 4 times as many quarters as nickels, 2 fewer dimes than nickels, and 15 pennies. The total
1. 4 answers
2. asked by Miranda
3. 1,032 views
An 8 lb weight stretches a spring 8 feet. The weight is moving through a surrounding medium that has a damping effect equal to
1. 0 answers
2. asked by Meredith
3. 1,031 views
The international olympic committe states that the female participation in the 2004 summer olympic games was 42%, even with new
1. 1 answer
2. asked by matt
3. 1,002 views
1. You push a block up a ramp with friction. The block is moving at constant speed ?A) The force you push with is greater than
1. 8 answers
2. asked by emiie
3. 998 views
A 6 mC charge experiences a force of 6 N directed north. What is the electric field (magnitude and direction) at the location of
1. 1 answer
2. asked by Alex B.
3. 990 views
choose the phrase that best completes the following statement. one difference between the strategies of Dr.martin luther king
1. 1 answer
2. asked by lisa
3. 986 views
for each of the following unbalanced equations how many moles of thr first product are produced if 0.625mol of the second
1. 2 answers
2. asked by nimo
3. 935 views
If the pth term of an AP is q and the qth term is p, prove that its nth term is (p+q-n).
1. 2 answers
2. asked by ridhi
3. 921 views
Round 0.575 to the nearest hundredth.Estimate 15.264 - 8.15 by first rounding each number to the nearest tenth.
1. 1 answer
2. asked by Sean La
3. 915 views
Bob planted some lettuce seedlings in his garden. After a few days, one-tenth of these seedlings had been eaten by rabbits. A
1. 2 answers
2. asked by Victoria
3. 905 views
A Hindu society in Southeast Asia that resisted both Buddhism and Islam was
1. 2 answers
2. asked by K
3. 905 views
what does A los niños les gusta _____ con muchos colores mean?
1. 2 answers
2. asked by Declan
3. 905 views
• Explain the politics of consensus
1. 1 answer
2. asked by lisa
3. 885 views
Does the folloeing sentence: It contains as many as ten thousand islands have any adverb clauses
1. 1 answer
2. asked by kaila
3. 884 views
Calculate the mass of HCl required to prepare 2.5 liters of a 0.08 molar solution of HCl.
1. 1 answer
2. asked by alexandrea
3. 876 views
A tank contains Ar at 1.33 atm and Kr at 3.59 atm. We add enough Xe to give a total pressure of 6.3 atm. What is the partial
1. 1 answer
2. asked by Brandon
3. 863 views
Richard stands on the flatbed car of a moving train playing an a on his horn. the note has a fundamental frequency of 220 Hz.
1. 1 answer
2. asked by chardonay
3. 857 views
What is the solubility of AgCl when it is in a solution of 0.15 M NaCl? (AgCl has Ksp = 1.8 x 10-10.) Make a reaction table.
1. 1 answer
2. asked by Anonymous
3. 834 views
what volume of 0.100 M NaCl is needed to react completely with 5.00 mL of 0.200 M Pb(NO3)2?
1. 1 answer
2. asked by Candace
3. 831 views
A 6 mC charge experiences a force of 6 N directed north. What is the electric field (magnitude and direction) at the location of
1. 0 answers
2. asked by Alex B.
3. 825 views
An aqueous solution of NaCl has a concentration of .500 M. 35.0 mL of this solution is allowed to evaporate to a volume of 20.0
1. 1 answer
2. asked by Lou
3. 822 views
two planets of masses m and respectively.have a centre to center separation of r.at what distance from the center of the pianet
1. 1 answer
2. asked by hussain
3. 820 views
An indicator has the reaction Hln(aq) ¡ê H+(aq) + In-(aq). Explain how the indicator can change color when a strong base is
1. 1 answer
2. asked by Anonymous
3. 812 views
Orange juice is often touted by nutritionists as being an excellent antioxidant. Within an essay response, discuss the following
1. 0 answers
2. asked by Dave
3. 809 views
Round 546 to the nearest ten.Round 5,762 to the nearest hundred. Round 3,050 to the nearest thousand.
1. 2 answers
2. asked by Wilson HELP
3. 806 views
if CaC2 + 2H2o -> C2H2 + Ca(OH) then how many grams of H2o are needed to react with 483 grams of calcium carbide?
1. 1 answer
2. asked by Charlotte
3. 805 views
how to Calculate the molarity of a solution if sulphuric acid contains 13%H2SO4 by mass and density is 1.02 gm per cm3.
1. 1 answer
2. asked by hari
3. 801 views
Compute the number of vinyl tiles, measuring 6 in. each side, needed to tile a kitchen measuring 20 ft. by 16 ft.
1. 1 answer
2. asked by Clarissa
3. 796 views
In the triangle ABC, the sides AB and BC have lengths 7cm and 8cm respectively, and angle B is obtuse. the area of the triangle
1. 4 answers
2. asked by lindsay
3. 792 views
what is the temperature increase of 6.4 kg of water when it is heated by a 7.7*10 square? (cp=4186j/kg*degrees celsius)
1. 1 answer
2. asked by crissy
3. 785 views
Richard stands on the flatbed car of a moving train playing an a on his horn. the note has a fundamental frequency of 220 Hz.
1. 0 answers
2. asked by chardonay
3. 783 views
The total charge in an electrical circuit as a function of time is given by q=t/t^2+1 coulombs. Find the maximum charge q.Please
1. 2 answers
2. asked by Liz
3. 778 views
assuming that a neutron star has the same density as a neutron, calculate the mass in kilograms of a small piece of a neutron
1. 1 answer
2. asked by Karon
3. 772 views
Quest 1: Tammy ran three times last week. Here are the distances she ran (in kilometers).3 , 10.91 ,6.1 What is the total
1. 2 answers
2. asked by My Help Pls2
3. 764 views
in the story of an hour Kate Chopin is primarily concerned with the
1. 0 answers
2. asked by sas
3. 744 views
Sung has 22 carnival ride tickets and it takes 3 tickets to ride the roller coaster. How many times can he ride the coaster? How
1. 2 answers
2. asked by Sean La
3. 732 views
In rectangle ACDE, AB=5cm, C=10cm, and BE=13cm (triangle within the rectange is BDE). What is the total area outside the
1. 1 answer
2. asked by Trish
3. 724 views
Round 0.575 to the nearest hundredth. Answer =0.60Estimate 15.264-8.12 by first rounding each number to the nearest tenth.
1. 1 answer
2. asked by PLS Check
3. 724 views
How do I differentiateln (2X^2 - 12X + Y^2 -10Y) and the second differentiate it? HELP ASAP is much appreciated
1. 3 answers
2. asked by Michelle
3. 709 views
For the reaction H2(g) + I2(g) ¡ê 2 HI(g), you have the initial concentrations [H2] = 0.15 and [I2] = 0.05. Keq for the
1. 2 answers
2. asked by Anonymous
3. 709 views
Write an equation for a parabola with vertex at (3, -6) and focus at (3, -4)
1. 1 answer
2. asked by jenny
3. 697 views
How did earthquakes contribute to the destruction of over seventy villages in Tibet?What does a concave scar on a hillside
1. 6 answers
2. asked by poisoned thorn
3. 691 views
if the radius of a neutron is 1.0 x 10 minus 13cm calculate the density of a neutron in g/cm 3
1. 1 answer
2. asked by Karon
3. 689 views
Explain why a buffer made of equal concentrations of HF and F- does not change in pH when a small amount of HCl (a strong acid)
1. 1 answer
2. asked by Anonymous
3. 688 views
Need help balancing chemical equation. Complete and balance the chemical equation. Be sure to include the states of the
1. 3 answers
2. asked by Lance
3. 679 views
Find the position vector of a particle that has the given acceleration and the specified initial velocity and position.a(t)= 56t
1. 1 answer
2. asked by Emily
3. 675 views
Jessica just bought a refrigerator for 570 . She paid 199.50 in a down payment and will pay the rest in 5 equal installments.
1. 1 answer
2. asked by PLS Check
3. 672 views
In the reading, What To Do About the Christians?,the emperor Trajan and pliny theYounger exchange letters concering the
1. 1 answer
2. asked by ciara
3. 667 views
A car (mass = 1100 kg) is traveling at 33.0 m/s when it collides head-on with a sport utility vehicle (mass = 2800 kg) traveling
1. 1 answer
2. asked by al
3. 662 views
Estimate 15.264 - 8.12 by first rounding each number to the nearest tenth.is the rounding answer 15.264=15.300 8.12=8.10
1. 2 answers
2. asked by PLS Check
3. 651 views
A pendulum is composed of a mass m suspended from the ceiling by a massless string of length L. If the mass is pulled back so
1. 0 answers
2. asked by Chris
3. 644 views
A row of sprinklers is to be installed parallel to and 4.5 feet away from the back edge of a flower bed. Each sprinkler waters a
1. 0 answers
2. asked by Anonymous
3. 638 views
1state relative mass and charge of an electron2 an atom of an element X may be written as 4X^9 (a)What does the figure 9
1. 1 answer
2. asked by pooja
3. 627 views
I need help in understanding how to identify which identity to use. using this question as an example.Show that tan theta (sin
1. 1 answer
2. asked by lindsay
3. 624 views
If 34.7 mL of 0.210 M KOH is required to completely neutralize 30.0 mL of a CH3COOH solution, what is the molarity of the acetic
1. 2 answers
2. asked by Heny
3. 623 views
You take out a 30- yr mortgage loan, purchase price is $120,000 put $20,000 down and finances the balance of $100,000 at fixed
1. 1 answer
2. asked by tj
3. 620 views
Consider the Ferris wheel above. It has an axle standing 38m off the ground and a radius of 35m. The wheel takes 5 minutes to
1. 1 answer
2. asked by Emad
3. 618 views
Can you help pleaseQuestion1: A car makes a banked turn on a "real" road (meaning you can not ignore friction), which of the
1. 1 answer
2. asked by emiie
3. 609 views
how to Calculate the molarity of a solution if sulphuric acid contains 13%H2SO4 by mass and density is 1.02 gm per cm3.
1. 0 answers
2. asked by hari
3. 606 views
Using half reactions, write the equation for MnO4- reacting with H2O2 in acid solution to give Mn2+ and O2
1. 1 answer
2. asked by Tammy
3. 604 views
1 the mass of one mole of electron is ...... mg.2 copper(I) ions contains .......... electrons in its 3rd orbitals 3 if both K
1. 1 answer
2. asked by pooja
3. 603 views
Design a flowchart using Visual Logic for the following:A program that accepts a candy name (for example, “ chocolate-covered
1. 0 answers
2. asked by Anonymous
3. 602 views
Solve the equation. Round answers to the nearest hundredth.log(7x+1)=log(x-2)+1
1. 2 answers
2. asked by RAD
3. 589 views
The chemical reaction N2(g) + 3 H2(g) ↔ 2 NH3(g) is at equilibrium. An experimenter injects a small amount of N2 into the
1. 1 answer
2. asked by Anonymous
3. 589 views
The bus stations in Trawlwy and Fenton are 220 miles apart. A bus left Trawley for Fenton at 9:00am. Traveling at 40 miles per
1. 1 answer
2. asked by Miranda
3. 587 views
Suppose that you are responsible for predicting the cost of constructing a new office building. You find that the first story
1. 1 answer
2. asked by Kim
3. 575 views
For the passengers in the SRS, what is the approximate probability that the mean lengthof time for them to get through security
1. 1 answer
2. asked by noe
3. 570 views
Can you help pleaseQuestion1: A car makes a banked turn on a "real" road (meaning you can not ignore friction), which of the
1. 0 answers
2. asked by emiie
3. 564 views
Estimate 39,439 - 28,744 by first rounding each number to the nearest thousand.
1. 1 answer
2. asked by Ki
3. 560 views
I Really Need Help With This Question!!What is the area of the label on the side of a soup can if the radius of the can is 2
1. 2 answers
2. asked by Taylor Leigh
3. 555 views
Calculate the partial pressure of propane in a mixture that contains equal numbers of moles of propane (C3H8) and butane (C4H10)
1. 1 answer
2. asked by Brandon
3. 552 views
The Cell membrane containsA) a double layer of fatty acid tails and phosphate heads B) cholesterol C) protein channels or pores
1. 1 answer
2. asked by Bio
3. 549 views
Find the volume of the solid formed by rotating the region enclosed byy=e^(2x)+1, y=0, x=0,x=0.9 about the y-axis.
1. 0 answers
2. asked by carlton
3. 545 views
Describe the purpose of the Native American reservation as well as the lives led by those who resided there. Did the reservation
1. 1 answer
2. asked by Dave
3. 541 views

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