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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 answer
asked by
lost
6,151 views
Washing soda, a compound used to prepare hard water for washing laundry, is a hydrate, which means that a certain number of
5 answers
asked by
allison
4,313 views
A Ferris wheel has a 50 meter radius. How many kilometers will a passenger travel during a ride if the wheel makes 10
4 answers
asked by
Sholanda
4,183 views
A dartboard consists of five concentric circles. The radius of the smallest circle is about 1 inch. The radius of the second
2 answers
asked by
Sholanda
4,113 views
Shelley Katz deposited $30,000 in a savings account at 5% interest compounded semiannually. At the beginning of year 4, Shelley
2 answers
asked by
Michelle
3,651 views
It is 5:00. What is the measure of the minor arc formed by the hands of an analog clock?
2 answers
asked by
Sholanda
3,352 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 answer
asked by
Kelsi
3,269 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
2 answers
asked by
jay
2,846 views
It is estimated that in the United States (population 250 million) there is one electric clock per person, with each clock using
2 answers
asked by
Brianna
2,549 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 answer
asked by
Lui
2,537 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)
2 answers
asked by
Brianna
2,494 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 answer
asked by
Tolar
2,476 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
2 answers
asked by
Kristi
2,444 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
2 answers
asked by
Brianna
2,409 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
2 answers
asked by
kayla
2,031 views
If a sample of Mg3(PO4)2, has a mass of 0.600 g, what is the mass of phosphorus in that sample?
2 answers
asked by
perry
1,988 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
3 answers
asked by
Sholanda
1,963 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
2 answers
asked by
Joanne
1,846 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
2 answers
asked by
Sholanda
1,750 views
if 3/4 of the 2000 raffle tickets were sold, how many tickets were sold ?
3 answers
asked by
Autumn Winchester
1,720 views
Why will dropping or heating a magnet weaken it?
2 answers
asked by
Alice
1,648 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 =
4 answers
asked by
Jake
1,572 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 answer
asked by
lost
1,491 views
John O'Sullivan has just completed his first year in business. His records show that he spent the following in advertising:
Newsp
2 answers
asked by
tiffany
1,441 views
As measured from centre ice, a single wildly cheering hockey fan can produce a sound intensity level of 60dB. What sound
1 answer
asked by
HelpMeWithPhysics
1,441 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
0 answers
asked by
lost
1,362 views
using the metals aluminum and silver,give a diagram of a galvanic cell in a nitrate solution. include the anode and cathode half
2 answers
asked by
nico
1,313 views
Diana practices the piano 45 minutes each day o Sunday, Tuesday, Thursday, and Saturday. How many minutes does she practice the
2 answers
asked by
Kate
1,284 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 answer
asked by
max
1,281 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
2 answers
asked by
Demetrice
1,244 views
Second Grade Classroom Scenario
As Miss Gibson’s second graders break out into their learning centers, a scuffle starts in the
1 answer
asked by
Michelle
1,232 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
2 answers
asked by
Anonymous
1,209 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 answer
asked by
Jasmine
1,199 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 answer
asked by
jack
1,184 views
0.540 g of bromine combine with 0.858 g of iodine to yield a compound X.Its % composition is
1 answer
asked by
rainee
1,175 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
4 answers
asked by
emmie
1,159 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
2 answers
asked by
sophie
1,125 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 answer
asked by
lila
1,116 views
Confucius thought that if people showed respect towards _________ they will also show respect in _________.
8 answers
asked by
Lee
1,100 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
0 answers
asked by
ridhi
1,095 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 answer
asked by
Rei
1,071 views
How do you see educational institutions, and the US military understanding themselves as institution or organization?
1 answer
asked by
Jenny S.
1,046 views
which layer is comprised of thenearly invisibke layers of gases that surround the planet?
1 answer
asked by
sha-nee
1,046 views
which gland does not secrete a hormome?
1.pituatry gland 2.thyroid gland 3.sex gland 4.salivary gland is it 4
1 answer
asked by
George wang
1,040 views
What are the 4 main mathematical instruments?
2 answers
asked by
Juanita
1,018 views
Please help answer these questions
Argument: Anything is possible Therefore, it must be possible that something is impossible
3 answers
asked by
Justin
1,000 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
0 answers
asked by
Andy
985 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 answer
asked by
Lui
965 views
The indefinite pronouns,all, any, more, most, and some are always singular in meaning is this true or false
1 answer
asked by
Latasha
962 views
Give an example of an ordered pair that is plotted by only moving right from the origin along the x-axis
1 answer
asked by
cha
959 views
4. Which of the following issues hinders efforts to achieve sustainability?
a. who will solve environmental problems b. who is
0 answers
asked by
mysterychicken
920 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.
2 answers
asked by
Sholanda
918 views
the measure of an angle is 28 degrees greater than its complement. Find the measure of each angle.
2 answers
asked by
halie
913 views
Why do some pieces of iron behave as magnets, while other pieces of iron do not?
1 answer
asked by
Alice
910 views
what has more inertia?a basketball sitting on the floor or a basketball which has just been shot at
1 answer
asked by
lisa
900 views
balancing redox reactions occured in the basic solution : Cl2 + SO2(g) --> Cl^- (aq) + SO4^-2(aq)
1 answer
asked by
nico
899 views
Pb(NO3)2(aq) + NaSO4(aq) → PbSO4(s)+ 2NaNO3(aq)
Identify the ions that are present in each solution, and calculate their
2 answers
asked by
Sam
898 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 answer
asked by
Shadow
893 views
comparative and superlative adverbs
directions underline the adverb that compares in each sentence. 1- thomas makes pizza dough
3 answers
asked by
dw
889 views
a mixture of 4.00 moles of hydrogen and
3.00 moles of oxygen is ignited, forming water. what is the maximum amount of water in
1 answer
asked by
annabel
888 views
balancing half reactions: ClO2^-1 --> Cl^-1
2 answers
asked by
nico
884 views
REWRITE:
1) Correct the problems with this title: Author And The Seventh Day 2) Place commas: Afterwards John went home and he
6 answers
asked by
Justin
873 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
2 answers
asked by
myra
867 views
4. Which of the following issues hinders efforts to achieve sustainability?
a. who will solve environmental problems b. who is
0 answers
asked by
mysterychicken
860 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
3 answers
asked by
Mike
851 views
drawing several kinds of triangles including a right triangle, than draw a square on each of the sides of the triangles. compute
1 answer
asked by
sue
845 views
East Coast Yachts uses a small percentage of preferred stock as a source of financing. In calculating the ratios for the
0 answers
asked by
ta
838 views
a paragraph persuade your cousin to apply for job assistant manager?
1 answer
asked by
willie
825 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
13 answers
asked by
Laruen
824 views
A common pickup for an electric guitar consists of a coil of wire around a permanent magnet. The permanent magnet induces
1 answer
asked by
Alice
804 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.
0 answers
asked by
Kelsi
797 views
suppose 16.0g of benzene C6H6 is burned in oxygen.What mass of O2 is required for the complete combustion
2 answers
asked by
matiro
787 views
Every spinning electron is a tiny magnet. Since all atoms have spinning electrons, why are not all atoms tiny magnets?
1 answer
asked by
Alice
781 views
find the fourth taylor polynomial of f(x)=1/x at x=2
1 answer
asked by
sofi
779 views
Pigeons have multiple-domain magnetite magnets within their skulls that are connected through a large number of nerves to the
1 answer
asked by
Alice
767 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 answer
asked by
Nina
766 views
What is the rule if the
input number is 32 and the output is 5 input number is 40 and the output is 6 input number is 48 and the
1 answer
asked by
Sarah
756 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 answer
asked by
lisa
752 views
How does cultural diversity create challenges? How does cultural diversity create opportunities? How can you account for
1 answer
asked by
Michelle
749 views
Snowflakes have six identical arms. Using the centre of the snowflake as the point of rotation,what is the smallest positive
1 answer
asked by
Cherie
737 views
solve for the equation x
sin x= -.35 180<x<270 sin x= .2 90<x<180 cos x = -.72 180< x<270 please explain, thanks :)
1 answer
asked by
bkue
731 views
A bond between two sugar molecules is formed by which of the following types of reactions?
oxidation-reduction condensation
1 answer
asked by
Alyssa
722 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 answer
asked by
Jake
718 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.
3 answers
asked by
jerry
711 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 answer
asked by
John
709 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.
2 answers
asked by
Lui
708 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.
2 answers
asked by
m
705 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)
2 answers
asked by
confused
699 views
a ramp is 1m above ground level and starts 3m from a building. how long is the ramp?
1 answer
asked by
sue
688 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 answer
asked by
maddy
684 views
When a electron is displaced in a semiconductor,the hole that's left behind is
2 answers
asked by
Keisha
682 views
use the fourth taylor polynomial of
f(x)=ln(1+x) to approximate ∫0.2 ln (x+1)/x dx 0.1
0 answers
asked by
sofi
661 views
Washing soda, a compound used to prepare hard water for washing laundry, is a hydrate, which means that a certain number of
0 answers
asked by
allison
659 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 answer
asked by
cassie
659 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 answer
asked by
Bob
656 views
Two identical objects, one moving twice as fast as the other, collide with each other in the following way:
0--------> 2v v
1 answer
asked by
Bob
645 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 answer
asked by
Anonymous
644 views
1. In Judith Leyster’s paintings she used contrast. What is contrast?
2.Looking at van Gogh’s painting “The Olive Tree”:
1 answer
asked by
cj
636 views
What is the inverse of the following statement?
If it is night, the street lights will come on.
1 answer
asked by
amy
631 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 answer
asked by
Alex
625 views
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