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Questions Asked on May 16, 2012

A billiard ball that is initially at rest is given a sharp blow by a cue stick. The force is horizontal and is applied at a
1. 1 answer
2. asked by lost
3. 6,210 views
Washing soda, a compound used to prepare hard water for washing laundry, is a hydrate, which means that a certain number of
1. 5 answers
2. asked by allison
3. 4,351 views
A Ferris wheel has a 50 meter radius. How many kilometers will a passenger travel during a ride if the wheel makes 10
1. 4 answers
2. asked by Sholanda
3. 4,238 views
A dartboard consists of five concentric circles. The radius of the smallest circle is about 1 inch. The radius of the second
1. 2 answers
2. asked by Sholanda
3. 4,179 views
Shelley Katz deposited $30,000 in a savings account at 5% interest compounded semiannually. At the beginning of year 4, Shelley
1. 2 answers
2. asked by Michelle
3. 3,745 views
It is 5:00. What is the measure of the minor arc formed by the hands of an analog clock?
1. 2 answers
2. asked by Sholanda
3. 3,398 views
four charged particles are placed so that each particle is at the corner of a square. the sides of the square are 15 cm. the
1. 1 answer
2. asked by Kelsi
3. 3,311 views
a cb radio station c is located 3 mi from the interstate highway h. the station has a range of 6.1 mi in all directions from the
1. 2 answers
2. asked by jay
3. 2,889 views
It is estimated that in the United States (population 250 million) there is one electric clock per person, with each clock using
1. 2 answers
2. asked by Brianna
3. 2,599 views
A 8.4 kg laundry bag is dropped from rest at an initial height of 7.00 m.(a) What is the speed of Earth toward the bag just
1. 1 answer
2. asked by Lui
3. 2,578 views
A net charge of 47 mC passes through the cross-sectional area of a wire in 19.0 s.(a) What is the current in the wire? 1 A (b)
1. 2 answers
2. asked by Brianna
3. 2,548 views
An alpha particle(the nucleus of a helium atom) has a mass of 6.64*10^-27kg and a charge of +2e. What are the magnitude and
1. 1 answer
2. asked by Tolar
3. 2,529 views
A)How many moles of O2 are required for the complete combustion of 2.2 g of C3H8 to form CO2 and H2O?b)A 65.25 g sample of
1. 2 answers
2. asked by Kristi
3. 2,492 views
The current in a lightning bolt is 1.6 105 A. How many coulombs of charge pass through a cross-sectional area of the lightning
1. 2 answers
2. asked by Brianna
3. 2,450 views
Mary Katherine has a bag of 3 red apples, 5 yellow apples and 4 green apples. Mary takes a red apple out of the bag and does not
1. 2 answers
2. asked by kayla
3. 2,082 views
If a sample of Mg3(PO4)2, has a mass of 0.600 g, what is the mass of phosphorus in that sample?
1. 2 answers
2. asked by perry
3. 2,020 views
The marching band has ordered a banner with its logo. The logo is a circle with a 45 degree central angle. If the diameter of
1. 3 answers
2. asked by Sholanda
3. 2,004 views
If a reaction yields 2.5165 × 10^8 kJ, then how much mass was lost? (User 3.00 x 108 m/s as the speed of light)2.30 × 10^-3 kg
1. 2 answers
2. asked by Joanne
3. 1,884 views
Kiley's in-line skate wheels have a 43-mm diameter. How many meters will Kiley travel after 5,000 revolutions of the wheels on
1. 2 answers
2. asked by Sholanda
3. 1,798 views
if 3/4 of the 2000 raffle tickets were sold, how many tickets were sold ?
1. 3 answers
2. asked by Autumn Winchester
3. 1,752 views
Why will dropping or heating a magnet weaken it?
1. 2 answers
2. asked by Alice
3. 1,675 views
Calculate the pH of a solution prepared by dissolving 12.2 g of benzoic acid in enough water to produce a 500 mL solution.Ka =
1. 4 answers
2. asked by Jake
3. 1,616 views
A billiard ball that is initially at rest is given a sharp blow by a cue stick. The force is horizontal and is applied at a
1. 1 answer
2. asked by lost
3. 1,538 views
As measured from centre ice, a single wildly cheering hockey fan can produce a sound intensity level of 60dB. What sound
1. 1 answer
2. asked by HelpMeWithPhysics
3. 1,492 views
John O'Sullivan has just completed his first year in business. His records show that he spent the following in advertising:Newsp
1. 2 answers
2. asked by tiffany
3. 1,487 views
Use Newton's Law of Gravitation to compute the work W required to propel a 1100 kg satellite out of the earth's gravitational
1. 0 answers
2. asked by lost
3. 1,417 views
using the metals aluminum and silver,give a diagram of a galvanic cell in a nitrate solution. include the anode and cathode half
1. 2 answers
2. asked by nico
3. 1,347 views
Diana practices the piano 45 minutes each day o Sunday, Tuesday, Thursday, and Saturday. How many minutes does she practice the
1. 2 answers
2. asked by Kate
3. 1,337 views
How do I balance a redox reaction for NaI + H2SO4 = H2S + I2 + Na2SO4 + H2O? I don't understand how to balance the electron loss
1. 1 answer
2. asked by max
3. 1,336 views
A poll was taken of 100 students at a commuter campus to find out how they got to campus. The results are below. How many are
1. 2 answers
2. asked by Demetrice
3. 1,292 views
Second Grade Classroom ScenarioAs Miss Gibson’s second graders break out into their learning centers, a scuffle starts in the
1. 1 answer
2. asked by Michelle
3. 1,273 views
Given the following thermochemical data:1) C(s) + O2(g) -> CO2(g) ∆H = -393.5 kJ 2) H2(g) + 1/2 O2(g) -> H2O(l) ∆H = -285.8
1. 1 answer
2. asked by Jasmine
3. 1,236 views
If AD is 10 units AB is 8 units AC is 12 is units ED is 4.5 units and if AED is 100 degrees what is the measure of DC
1. 2 answers
2. asked by Anonymous
3. 1,230 views
ral sal tal val each have 1.85 in quarters and dimes.No two have the same number of coins together how many quarters do they
1. 1 answer
2. asked by jack
3. 1,212 views
A large 62.0 kg board is propped at a 44 degree angle against the edge of a barn door that is 3.1m wide.How great a horizontal
1. 4 answers
2. asked by emmie
3. 1,200 views
0.540 g of bromine combine with 0.858 g of iodine to yield a compound X.Its % composition is
1. 1 answer
2. asked by rainee
3. 1,199 views
A large 63.0kg board is propped at a 44 degree angle against the edge of a barn door that is 2.5 m wide.How great a horizontal
1. 2 answers
2. asked by sophie
3. 1,176 views
The volume of each shape is 250 cubic inches.A) Find the height of a cylinder with a radius of 3 inches. 250/3^2/ 3.14 = height
1. 1 answer
2. asked by lila
3. 1,161 views
A stone is thrown from a building of height 40m and reaches a maximum height of 49m from the ground. The stone strikes the
1. 0 answers
2. asked by ridhi
3. 1,146 views
Confucius thought that if people showed respect towards _________ they will also show respect in _________.
1. 8 answers
2. asked by Lee
3. 1,133 views
Given: f(x)=2 cos x and g(x)=sin x. Which of these expressions is equivalent to (fxg)(π/16)?a) cos π/8 b) sin π/8 c) cos π/4
1. 1 answer
2. asked by Rei
3. 1,101 views
How do you see educational institutions, and the US military understanding themselves as institution or organization?
1. 1 answer
2. asked by Jenny S.
3. 1,077 views
which gland does not secrete a hormome?1.pituatry gland 2.thyroid gland 3.sex gland 4.salivary gland is it 4
1. 1 answer
2. asked by George wang
3. 1,073 views
which layer is comprised of thenearly invisibke layers of gases that surround the planet?
1. 1 answer
2. asked by sha-nee
3. 1,068 views
What are the 4 main mathematical instruments?
1. 2 answers
2. asked by Juanita
3. 1,053 views
Please help answer these questionsArgument: Anything is possible Therefore, it must be possible that something is impossible
1. 3 answers
2. asked by Justin
3. 1,050 views
A 6.0 g coin moving to the right at 21.0 cm/s makes an elastic head-on collision with a 20.0 g coin that is initially at rest.
1. 1 answer
2. asked by Lui
3. 1,007 views
Bethany contributes a building to a partnership with a basis of $120,000 and a FMV of $200,000. Bethany's basis in her
1. 0 answers
2. asked by Andy
3. 1,007 views
Give an example of an ordered pair that is plotted by only moving right from the origin along the x-axis
1. 1 answer
2. asked by cha
3. 1,002 views
The indefinite pronouns,all, any, more, most, and some are always singular in meaning is this true or false
1. 1 answer
2. asked by Latasha
3. 1,001 views
4. Which of the following issues hinders efforts to achieve sustainability?a. who will solve environmental problems b. who is
1. 0 answers
2. asked by mysterychicken
3. 961 views
The wheels on Jay's bike each have a 20 inch diameter. His sister's mountain bike has wheels that each have a 26 inch diameter.
1. 2 answers
2. asked by Sholanda
3. 957 views
the measure of an angle is 28 degrees greater than its complement. Find the measure of each angle.
1. 2 answers
2. asked by halie
3. 945 views
balancing redox reactions occured in the basic solution : Cl2 + SO2(g) --> Cl^- (aq) + SO4^-2(aq)
1. 1 answer
2. asked by nico
3. 941 views
Is is possible to do this? It a requirement by my teacher but I just can't seem to do it." singled space text within questions
1. 1 answer
2. asked by Shadow
3. 938 views
Why do some pieces of iron behave as magnets, while other pieces of iron do not?
1. 1 answer
2. asked by Alice
3. 936 views
Pb(NO3)2(aq) + NaSO4(aq) → PbSO4(s)+ 2NaNO3(aq)Identify the ions that are present in each solution, and calculate their
1. 2 answers
2. asked by Sam
3. 936 views
comparative and superlative adverbsdirections underline the adverb that compares in each sentence. 1- thomas makes pizza dough
1. 3 answers
2. asked by dw
3. 933 views
what has more inertia?a basketball sitting on the floor or a basketball which has just been shot at
1. 1 answer
2. asked by lisa
3. 931 views
balancing half reactions: ClO2^-1 --> Cl^-1
1. 2 answers
2. asked by nico
3. 923 views
a mixture of 4.00 moles of hydrogen and3.00 moles of oxygen is ignited, forming water. what is the maximum amount of water in
1. 1 answer
2. asked by annabel
3. 912 views
REWRITE:1) Correct the problems with this title: Author And The Seventh Day 2) Place commas: Afterwards John went home and he
1. 6 answers
2. asked by Justin
3. 911 views
Point X and Y are 30.0 mm and 58.0 mm away from a charge of +8.0 C.a. How much work must be done in moving a +2.0 C charge
1. 2 answers
2. asked by myra
3. 903 views
4. Which of the following issues hinders efforts to achieve sustainability?a. who will solve environmental problems b. who is
1. 0 answers
2. asked by mysterychicken
3. 900 views
Think about dividing with 15. Give a reason to divide15 into 3 equal groups. Then give a reason to divide 15 into equal groups
1. 3 answers
2. asked by Mike
3. 891 views
I was nominated in my school for the NHJS and in my application I'm required to write an essay. This is due tomorrow. PLEASE
1. 13 answers
2. asked by Laruen
3. 886 views
drawing several kinds of triangles including a right triangle, than draw a square on each of the sides of the triangles. compute
1. 1 answer
2. asked by sue
3. 885 views
East Coast Yachts uses a small percentage of preferred stock as a source of financing. In calculating the ratios for the
1. 0 answers
2. asked by ta
3. 879 views
It's a molar heat reaction lab.0.07g Mg Mg+2HCl->MgCl2+H2 What is the actual value for the heat of reaction based on the
1. 1 answer
2. asked by Nina
3. 869 views
a paragraph persuade your cousin to apply for job assistant manager?
1. 1 answer
2. asked by willie
3. 853 views
A common pickup for an electric guitar consists of a coil of wire around a permanent magnet. The permanent magnet induces
1. 1 answer
2. asked by Alice
3. 852 views
The Superpostion Principle:Three point charges q1, q2 and q3 like along the x-axis at x=0, x=3.0cm and x=5.0cm, respectively.
1. 0 answers
2. asked by Kelsi
3. 846 views
suppose 16.0g of benzene C6H6 is burned in oxygen.What mass of O2 is required for the complete combustion
1. 2 answers
2. asked by matiro
3. 832 views
Every spinning electron is a tiny magnet. Since all atoms have spinning electrons, why are not all atoms tiny magnets?
1. 1 answer
2. asked by Alice
3. 813 views
How does cultural diversity create challenges? How does cultural diversity create opportunities? How can you account for
1. 1 answer
2. asked by Michelle
3. 813 views
find the fourth taylor polynomial of f(x)=1/x at x=2
1. 1 answer
2. asked by sofi
3. 808 views
Pigeons have multiple-domain magnetite magnets within their skulls that are connected through a large number of nerves to the
1. 1 answer
2. asked by Alice
3. 797 views
a 4kg box sits, at rest,on the table what is the box's acceleration? b)how much does the box weight? c) what other force acts on
1. 1 answer
2. asked by lisa
3. 791 views
What is the rule if theinput number is 32 and the output is 5 input number is 40 and the output is 6 input number is 48 and the
1. 1 answer
2. asked by Sarah
3. 789 views
Snowflakes have six identical arms. Using the centre of the snowflake as the point of rotation,what is the smallest positive
1. 1 answer
2. asked by Cherie
3. 783 views
A 4.4 g bullet is fired into a block of wood with a mass of 21.3 g. The wood block is initially at rest on a 1.3 m tall post.
1. 2 answers
2. asked by Lui
3. 773 views
solve for the equation xsin x= -.35 180<x<270 sin x= .2 90<x<180 cos x = -.72 180< x<270 please explain, thanks :)
1. 1 answer
2. asked by bkue
3. 766 views
A net charge of 47 mC passes through the cross-sectional area of a wire in 19.0 s.(a) What is the current in the wire? 1 A (b)
1. 2 answers
2. asked by confused
3. 754 views
A bond between two sugar molecules is formed by which of the following types of reactions?oxidation-reduction condensation
1. 1 answer
2. asked by Alyssa
3. 751 views
lisa rolls a number cube two times. the first time she gets a 3. list all the possible outcomes of lisa's two rolls.
1. 3 answers
2. asked by jerry
3. 745 views
A solution of formic acid 0.20 M has a pH of 5.0. What is its Ka value?a) 5.0 x 10-10 b) 1.0 x 10-5 c) 5.0 x 10-5 d) 25
1. 1 answer
2. asked by Jake
3. 745 views
I left out the following sentence.Thank you. 1) I think you should show the text message to your teacher and ask his advice
1. 1 answer
2. asked by John
3. 742 views
When a electron is displaced in a semiconductor,the hole that's left behind is
1. 2 answers
2. asked by Keisha
3. 732 views
I am to indicate the subject and object of each verb in the sentences.1. no la quiere para nada. subject- la object- is none 2.
1. 2 answers
2. asked by m
3. 726 views
A reaction has ÄH = -378 kJ and ÄS = -37 J/K. Calculate ÄG at 25°C to confirm that the reaction is spontaneous.in kJ
1. 1 answer
2. asked by maddy
3. 714 views
a ramp is 1m above ground level and starts 3m from a building. how long is the ramp?
1. 1 answer
2. asked by sue
3. 712 views
Your right rear tire has to support a weight of 3000 Newtons. Normally the contact area of your tire with the road is 200 square
1. 1 answer
2. asked by Bob
3. 701 views
Washing soda, a compound used to prepare hard water for washing laundry, is a hydrate, which means that a certain number of
1. 0 answers
2. asked by allison
3. 700 views
If you made 3 1/2 dozen cookies and used 7 7/8 cups of flour, how much flour do you use for each dozen
1. 1 answer
2. asked by cassie
3. 687 views
a bungee cord jumper jumps off the new river bridge. the bridge is 876 feet high. How fast is the jumper falling when he reaches
1. 1 answer
2. asked by Anonymous
3. 683 views
use the fourth taylor polynomial off(x)=ln(1+x) to approximate ∫0.2 ln (x+1)/x dx 0.1
1. 0 answers
2. asked by sofi
3. 683 views
1. In Judith Leyster’s paintings she used contrast. What is contrast?2.Looking at van Gogh’s painting “The Olive Tree”:
1. 1 answer
2. asked by cj
3. 681 views
Two identical objects, one moving twice as fast as the other, collide with each other in the following way:0--------> 2v v
1. 1 answer
2. asked by Bob
3. 673 views
You work for a moving company and are given the job of pulling two large boxes of mass m1 = 115 kg and m2 = 286 kg using ropes
1. 1 answer
2. asked by Alex
3. 663 views
if the yieeld for the following reaction is 85% how many grams of Al2S3 should be used to produce 165 g of Al(OH)3?Al2S3+6H2O-->
1. 1 answer
2. asked by annabel
3. 662 views

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