Ask a New Question
Search
Archives
2011
June
Questions Asked on
June 21, 2011
A 900 kg car pushes a 1900 kg truck that has a dead battery. When the driver steps on the accelerator, the drive wheels of the
3 answers
asked by
Kate
11,091 views
John & Jane are married. The probability that John watches a certain television show is .4. The probability that Jane watches
1 answer
asked by
CC
8,948 views
25cm3 of a solution of 0.1mol dm-3 NaoH reacts with 50cm3 of a solution of hydrochloric acid.What is the molarity of the acid
7 answers
asked by
jonah
8,127 views
molecular and net ionic equations for FeCl3 + Na2S
1 answer
asked by
chelsea
3,788 views
As a baseball is being caught, its speed goes from 30 to 0 m/s in about 0.005 its mass is 0.145.
A) What is the baseballs
3 answers
asked by
Ralph
3,499 views
Given: BD is a diameter m 1 = 100°m BC = 30°
m 2 = ?degrees Given: BD is a diameter m 1 = 100°m BC = 30° m 3 = ? degrees
1 answer
asked by
terri
3,255 views
There are three seating categories at a stadium. For a softball game, Class A
# seats cost $15, Class B cost $12. and Class C
2 answers
asked by
John
3,224 views
Express the number 25 as a sum of two nonnegative numbers whose product is as large as possible.
2 answers
asked by
Sandhya
3,165 views
The three ropes in the figure are tied to a small, very light ring. Two of the ropes are anchored to walls at right angles, and
2 answers
asked by
Sam
3,030 views
Calculate the number of moles of FeSO4 in 25cm3 of a 0.2mol dm3 solution
5 answers
asked by
Richard
2,980 views
calculate the weight of carbon momoxide having same number of O2 atoms as are present in 22g of carbon dioxide
9 answers
asked by
joyti
2,758 views
A body travels along a circular path of radius 70 m.After travelling half a revolution in 20 s find the ;
1.average velocity
2 answers
asked by
Saurabh
2,672 views
Below is the last stanza of a poem, "Dover Beach," written in 1876 by Matthew Arnold.
Ah, love, let us be true To one another!
9 answers
asked by
Anonymous
2,367 views
Calculate the relative molecular mass of a gas if a 500cm3 sample at 20¢ªC and 1 atomic mass of 0.66g
2 answers
asked by
jose
2,355 views
consider a neutral atom with 30 protons and 34 neutrons. What is the mass number for the atom?
2 answers
asked by
mema
2,337 views
If m angle 1 = 90°, what is m ADB?
2 answers
asked by
terri
2,276 views
april sells specialty teddy bears at various summer festivals. her profit for a week,P, in dollars, can be modelled by P=
1 answer
asked by
geekgirl95
2,252 views
3.A car with a mass of 1500 kg is parked on a hill with an incline of 20°.
a.What is the weight of the car? b.What is the normal
1 answer
asked by
Hunter
2,108 views
how many gram molecules are present in 4.9g of H2SO4
2 answers
asked by
joyti
2,103 views
what is the following reaction?
HNO3(aq) + KOH(aq) ---> KNO3(aq) + H2O(l)
1 answer
asked by
miranda
2,073 views
1. A common symptom of a behavior disorder is
2. When children have accidents with bowel or bladder control, the teacher aide
12 answers
asked by
teachers aide and early childhood education settin
1,834 views
calculate the molality of one molarity solution of sodium nitrare. the density of solution is 1.25g cm cube.
1 answer
asked by
joyti
1,639 views
What is the mass number of an atom of potassium that has 20 neutrons?
3 answers
asked by
mema
1,568 views
1. There are three forces acting on an object, a 30N force pulling right, a 50N force pushing right, and 30N frictional force
2 answers
asked by
molly
1,542 views
I have deleted your post because you included your email address in it. That is not a safe thing to do online. Please remember
1 answer
asked by
Writeacher
1,513 views
umbrella, homework,slowly, follow... what word of
stressed syllable is different?
2 answers
asked by
zxania
1,436 views
A car travels at an average speed of 36 kilometers per hour. Write and solve an equation to predict how many hours if will take
2 answers
asked by
jewel padilla
1,407 views
Given the quadratic function f(x) = x2 – 12x + 36, find a value of x such that f(x) = 25.
1 answer
asked by
RANDA
1,402 views
Determine the equation of joint variation. Then solve for the missing value.
x varies directly with y and z. x = 400 when y = 8
2 answers
asked by
tyler
1,358 views
Human vision can distinguish objects down to about a 4th of a millimeter (~250 micrometers). Given this, which of the following
2 answers
asked by
Kay
1,333 views
3.Explain the major tenets of Hinduism and its evolution from the Aryans to the Gupta.
Please help with this question I have no
3 answers
asked by
Nina
1,310 views
A sample of serum has a mass of 54 gm and a volume of 225cm. What's the density in g/cm? I think the answer is .24g/c please
4 answers
asked by
Wendell
1,306 views
The notation [x ] stands for the greatest integer that is less than or equal to x. Calculate [-1,2]
1 answer
asked by
Ladoo
1,260 views
1. Imagine you are in the market for a new home and are interested in a new housing community under construction in a different
1 answer
asked by
Libby
1,182 views
A diesel engine's piston compresses 16 cm3 of fuel-air mixture into 1 cm3. The pressure changes from 1 atmosphere to 48
1 answer
asked by
jasmine
1,173 views
Sum of 2 numbers is 1 and their product is 1/8. Find their difference.
1 answer
asked by
Khalid
1,136 views
what is the purpose of a diode in a cordless drill or power screwdriver?
2 answers
asked by
vicki
1,121 views
Write an equivalent expression without using grouping symbols -(3x+5)
1 answer
asked by
Poochie
1,114 views
The carbon tetrachloride molecule,CCi4 is
what kind of molecule and bond?
1 answer
asked by
mema
1,077 views
How many calories are absorbed by a copper spoon with a mass of 200 grams as it changes from 28°C to 33°C?
A) 0.00027 B) 3 C)
1 answer
asked by
Destiny
1,045 views
Block B weighs 716 N. The coefficient of static friction between block and table is 0.31. Assume that the cord between B and the
1 answer
asked by
Chelsea
1,018 views
Intravenous infusions of sodium bicarbonate are often given to acidotic patients to correct acidosis and relieve the strain of
0 answers
asked by
skyler
1,007 views
Given that iron has a density of 7.87 g/cm3, calculate the volumeof 100 g of iron and 50 g of iron
0 answers
asked by
John
1,003 views
the equation of a line perpendicular to the line y = x - 3 and containing the point (8, -2).
1 answer
asked by
olivia
1,000 views
1)(5, -3) is reflected over the y-axis. What are the coordinates of the image?
A) (5, 3) B) (-5, 3) C) (-3, 5) D) (-5, -3) 2)If a
1 answer
asked by
Rae Rae
984 views
complete and balance the following molecular equations and then write net ionic equations for each reaction.
BaCl2(aq) +
2 answers
asked by
chelsea
940 views
calculate the molality of one molarity solution of sodium nitrare. the density of solution is 1.25g cm cube.
0 answers
asked by
joyti
929 views
Joe has a collection of nickels and dimes that is worth $6.20. If the number of dimes was doubled and the number of nickels was
2 answers
asked by
TAINA
924 views
A standard solution of FeSCN2+ is prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN. The equilibrium
0 answers
asked by
Neil
923 views
A hang glider and its pilot have a total mass equal to 120 kg. While executing a 360 degree turn, the glider moves in a circle
0 answers
asked by
Isaac
895 views
Why do the halogens easily form ionic and covalent bonds?
Can someone explain this to me?! :(
3 answers
asked by
marie(:
890 views
If the angular velocity is increased by 17 times of the earth what will be the weight of an object at the equator?
1 answer
asked by
Raju prasad
884 views
what is the similarity ratio for two circles with areas 2pi m2 and 200pi m2
2 answers
asked by
Anonymous
841 views
what is the element with the electron arrangement 2 8 7
1 answer
asked by
mema
835 views
Hi, I solved this problem, but I want to make sure it is correct:
2 equal charges are separated by 3.7x10^-10m. The force between
1 answer
asked by
Anonymous
833 views
a driver releases an air bubble of volume 2.0 cm^3 from a depth of 15 m below the surface of a lake where the temperature is
1 answer
asked by
j
832 views
What is the mass difference between sodium ion vs. sodium atom?
2 answers
asked by
mema
828 views
a piece of wood that measures 3.0 cm by 4.0 cm by 5.0 cm has a mass of 90.og. what is the density of the wood? would the piece
0 answers
asked by
dylan
814 views
Filling a tank. Two pipes are connected to the same tank. Working together they can fill the tank in 4 hrs. The larger pipe
1 answer
asked by
AJA
797 views
You are observing a slide of green cells under the 4X objective. Each cell covers roughly 1/8th of the width of your field of
1 answer
asked by
Kay
790 views
1. Tyler pulls a box full of baby ferrets across the floor by means of a rope that is tied to the box. The rope makes an angle
1 answer
asked by
Anonymous
770 views
A flower pot is dropped out of the twentieth story window. How far does the pot drop in 3 seconds? How fast will it be moving
1 answer
asked by
Nicki
767 views
Find the total surface area of a square pyramid with a base length of 18 and height of 12
2 answers
asked by
Anonymous
760 views
2. A golf ball is hit off the tee with an initial speed of 32 m/s at an angle of 29° with respect to the horizontal.
a. What is
3 answers
asked by
Hunter
750 views
5 ways in which human impacts on community
1 answer
asked by
Katlego
744 views
Solve using the substitution method. Show your work. If the system has no solution or an infinite number of solutions, state
1 answer
asked by
Taina
741 views
What is deductive order strategy?
2 answers
asked by
M arla
737 views
1.Approximate sqrt3 by applying Newton's Method to the equation
(x^2-3) = 0 2.The equation (x^3-x-2) = 0 has one real solution
0 answers
asked by
Sandhya
736 views
What mass of CO2 could be formed from the reaction of 16 g of CH4 with 32 g of O2 ?
2 answers
asked by
christi
733 views
What is the mass of a football player who 1250 N?
1 answer
asked by
A
710 views
There are 6 batteries. Two are defective. If you pull out two batteries, what is the probability that neither are defective?
Is
1 answer
asked by
Todd
702 views
A rectangular garden 10m * 18m . Find the area of a sidewalk that is 2m from the side of a garden ?
2 answers
asked by
lina
688 views
1. a force of 30n with a direction of 35 degrees northwest acts on point p. Find:
a) the northward component on the force b) the
4 answers
asked by
Molly
686 views
If a 68kg object is being pulled across the hard floor with a horizontal force of 400N...
a. What would the acceleration of the
1 answer
asked by
molly
685 views
2. Tyler pulls a box full of baby ferrets across the floor by means of a rope that is tied to the box. The rope makes an angle
1 answer
asked by
Molly
669 views
I corrected the two sentences as you told me. Can you please check them? Thank you.
1) Coleridge's view of nature, unlike
1 answer
asked by
Henry
663 views
A 36 kg box hangs from a rope. What is the tension in the rope if the following are true?
(a) The box moves up a steady 5.0 m/s?
0 answers
asked by
Ashley
655 views
My Assignment:
Read the book, 'Animal Farm' by George Orwell. After reading the book, create a composition that examines the
1 answer
asked by
Jordan
648 views
Find the possible values of a, if the distance between the points is 5, and the coordinates are (1,1) and (4,a)
I'm not quite
2 answers
asked by
Lyn
643 views
mechanism of natural selection( heritability, variation, differential reproductive success) how it works with behavioral
3 answers
asked by
ami
640 views
Could you please check these last two sentences, please? Thank you for your help.
1. Britain entered the First World War in 1914
1 answer
asked by
Henry1
639 views
how many grams of lithium hydroxide are needed to remove 4500 grams carbon dioxide by a submarine atmospheric regulator and acts
3 answers
asked by
Kenzie
632 views
James and Steve have a contest to see who can kick a football further. James kicks the football at an angle up of 57 degrees,
1 answer
asked by
Molly
626 views
Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state
1 answer
asked by
NATASHA
620 views
Could you please help me check these sentences? Thank you very much in advance.
1) The First World War, or the Great War as it
1 answer
asked by
Henry1
616 views
Given that Sin(A+B)=2Cos(A-B) and tan A = 1/3 ,
Find the exact value of tan B.
1 answer
asked by
CHRYSTABELLE
610 views
Thank you really much. Here are some more sentences I'd like you to check.
1)Victorian refers to a set of moral values which were
1 answer
asked by
Henry
605 views
You throw a ball horizontally off of a building with a horizontal velocity of 5 m/s. What's the ball horizontal velocity 8
2 answers
asked by
Jennifer
604 views
A projectile spends a total of 20 seconds in the air. It reaches a peak height of 8 meters. How long does it take to reach it's
1 answer
asked by
Rosie
602 views
PLS I NEED POINTS TO WRITE THIS DEBATE. Write against the motion ' The use of mobile phones by second cycle institution boarding
4 answers
asked by
Joseph
602 views
Battle of Chattanooga, last fought by Grant and Sherman together. Why was its outcome significant ?
3 answers
asked by
Joanne
599 views
Why is iodine important to biological tissues such as the thyroid gland? Give a prediction for why iodine is added to the table
2 answers
asked by
Jake
591 views
Can you just check if everything is correct? Thank you.
1) Focus on the two recurrent themes in Joyce’s Dubliners and explain
3 answers
asked by
Henry
590 views
If a 70g swimmer pushes off a pool wall with a force of250n, what is her acceleration?
1 answer
asked by
A
588 views
The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an
0 answers
asked by
John
570 views
Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero.
1 answer
asked by
NATASHA
570 views
Multiply. show complete work
2x + 4 by -5x2 – 3x – 2
1 answer
asked by
AJA
570 views
I forgot to include this sentence. Can you please check the tense choice since I switched from the past to the present? Thank
1 answer
asked by
Henry
568 views
Perform the indicated operation if possible simplify 3/4 / (-2/3)
1 answer
asked by
Shondra
567 views
How many hydrogen atoms will bond with each nitrogen atom?
0 answers
asked by
Sherri
564 views
Back to June 2011