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Questions Asked on October 25, 2012

Only two forces act on an object (mass = 4.00 kg), as in the drawing. Find the magnitude and direction (relative to the x axis)
1. 3 answers
2. asked by Anonymous
3. 9,655 views
Write the number that makes the statement true.1. 205.5 m = _____ mm (1 point) 205,500 0.2055 20.55 20,550 2. 199.2 km = _____ m
1. 51 answers
2. asked by Mj still livin fake hes death
3. 7,233 views
The helicopter in the drawing is moving horizontally to the right at a constant velocity. The weight of the helicopter is W =
1. 2 answers
2. asked by Anonymous
3. 5,974 views
I need help on these two questions:If a certain gas occupies a volume of 16L when the applied pressure is 8.0atm , find the
1. 2 answers
2. asked by Amy
3. 4,796 views
An eastbound train and a westbound train meet each other on parallel tracks heading in opposite directions. The eastbound train
1. 3 answers
2. asked by awade
3. 4,729 views
#25The Ksp of nickel(II) hydroxide, Ni(OH)2, is 5.84 × 10-16. Calculate the molar solubility of this compound.
1. 2 answers
2. asked by Mari Micci
3. 3,976 views
Jill is going on a trip from chicago to omaha to tulsa.Bill will travel from dallas to omaha.How much farther will jill travel
1. 8 answers
2. asked by Jon
3. 3,919 views
Ms. Sue, sorry to keep bugging you with questions, but can you please check my answers? Sorry, I just want to get my answers
1. 13 answers
2. asked by Delilah
3. 3,762 views
A biologist took a count of the number of migrating waterfowl at a particular lake, and recounted the lakes population of
1. 4 answers
2. asked by LEE
3. 3,590 views
If KHP sample #1 requires 27.30 mL of NaOH solution to reach an endpoint, what volume should be required for samples #2 and #3?
1. 2 answers
2. asked by Kristen
3. 2,959 views
Two ropes pull on a ring. One exerts a 57 N force at 30.0°, the other a 57 N force at 60.0°(a) What is the net force on the
1. 2 answers
2. asked by Anna
3. 2,904 views
The specific heat of zinc is 0.386 J/g degrees Celsius. How many joules would be released when 454 grams of Zinc at 96.0 degrees
1. 2 answers
2. asked by Sam
3. 2,895 views
determine between which consecutive integers the real zeros of each function are located.f(x)=3x^3 – 10x^2 + 22x – 4 (I got
1. 1 answer
2. asked by Anon
3. 2,671 views
Calculate the number of Joules released when 75.0 g of water are cooled from 100.0 degrees Celsius to 27.5 degrees Celsius
1. 4 answers
2. asked by Josh
3. 2,592 views
Which of the following is an example of a direct characterization?
1. 0 answers
2. asked by Anon
3. 2,542 views
The specific Heat of gold is 0.128 J/g degrees Celsius. How much heat would be needed to warm 250.0g of gold from 25.0 degrees
1. 4 answers
2. asked by Chris
3. 2,514 views
Choose three nutritional labels off of food packaging. Explain the ingredients and how to read each label in terms of calories,
1. 4 answers
2. asked by Nichole
3. 2,508 views
The table shows a meteorologists predicted temperatiures for an April day in Washington D.C. Use quadratic regression to find a
1. 1 answer
2. asked by Jay
3. 2,177 views
A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys
1. 2 answers
2. asked by Daniela
3. 2,073 views
#26The Ksp of lead(II) carbonate, PbCO3, is 7.40 × 10-14. Calculate the solubility of this compound in g/L.
1. 1 answer
2. asked by Mari Micci
3. 2,047 views
Karl piled twelve 1" cubes in three layers on top of a square made with four 1" cubes. What shape is the structure that Karl
1. 10 answers
2. asked by bo 5th grader
3. 2,013 views
I have made a thermometer which measures temperature by the compressing and expanding of gas in a piston. I have measured that
1. 1 answer
2. asked by Bob
3. 1,945 views
Fill in the blanks1. Minerals are classified in many ways, including hardness, streak, and ______ properties. 2. There are some
1. 4 answers
2. asked by Unknown
3. 1,831 views
what did the sardine say when a submarine went buy
1. 5 answers
2. asked by ivy pembrook
3. 1,738 views
Daphne replaced light bulbs in her mothers store.She had 3/4 of a box of light bulbs. She used 1/3 of the bulbs.a. What fraction
1. 2 answers
2. asked by Cherie
3. 1,693 views
3. Identify the vertex and the axis of symmetry of the graph of the function y = 3(x + 2)2 – 3. (1 point)A- vertex: (2, –3);
1. 1 answer
2. asked by Robert
3. 1,672 views
For each of the following pairs, identify which element tends to attract electron density from the other in a covalent bond and
1. 1 answer
2. asked by Mikhaela
3. 1,642 views
A clerk was asked to change a $10 bill. She returned 9 more dimes than nickels and twenty-one more quarters than dimes. How many
1. 1 answer
2. asked by Monica
3. 1,598 views
The player kicks a football with an initial speed of v0 = 98 ft/s. Determine the two possible values for the angle of the kick,
1. 1 answer
2. asked by Anonymous
3. 1,500 views
A metallic surface emits electrons when it is irradiated with a yellow light source of power 25 Watts. What happens to the
1. 1 answer
2. asked by Meep
3. 1,470 views
The drawing shows a circus clown who weighs 710 N. The coefficient of static friction between the clown's feet and the ground is
1. 1 answer
2. asked by D
3. 1,419 views
CCl4ClO4− ClF4− SiCl4 SO42− Which molecule or ion does not have a tetrahedral molecular geometry?
1. 1 answer
2. asked by CHEM
3. 1,384 views
How tall is the tree if the sun is at a 53° angle above the horizon and the shadow is 8.0 meters long?
1. 1 answer
2. asked by John
3. 1,362 views
Literary Analysis: Character and Characterization Read the selection. Then, answer the questions that follow. People who don’t
1. 5 answers
2. asked by Aya
3. 1,357 views
a certain first order decomposition reaction has a half-life of 15.0 minutes. What is the rate constant for this reaction?what
1. 1 answer
2. asked by Josh
3. 1,337 views
A solution of magnesium chloride, MgCl2, is prepared by dissolving 19.0g of MgCl2 in 250 mL OF water.a.) Calculate the weight
1. 2 answers
2. asked by Josh
3. 1,330 views
The graph of y=cos x * ln cos^2x has seven horizontal tangent lines on the interval [0,2pi]. Find the x-coordinate of all points
1. 2 answers
2. asked by Ren
3. 1,323 views
If you walk 3.0 km on a straight road and then find that you are 1.5 km east of your starting point and some unknown distance
1. 0 answers
2. asked by anon
3. 1,297 views
When a person has episodes of hypomania that shift back and forth with mild depression for at least two years, he or she has
1. 2 answers
2. asked by katelynn
3. 1,275 views
Butane, C4H10, is a component of natural gas that is used as fuel for cigarette lighters. The balanced equation of the complete
1. 3 answers
2. asked by Amy
3. 1,269 views
An object in equilibrium has three forces exerted on it. A 36 N force acts at 90° from the x axis and a 42 N force acts at
1. 1 answer
2. asked by Anna
3. 1,229 views
During a violent thunderstorm, hail the size of marbles (diameter = 2.10 cm) falls at a speed of 37.0 m/s. There are estimated
1. 1 answer
2. asked by Steeve
3. 1,215 views
The player kicks a football with an initial speed of v0 = 98 ft/s. Determine the two possible values for the angle of the kick,
1. 1 answer
2. asked by .
3. 1,160 views
possessive form of family, brother, suitcase, child, government, pen, train, tree, woman, refugg, families, brothers, suitcases,
1. 2 answers
2. asked by Robin
3. 1,138 views
what were the 3 main effects of the french and indian war
1. 1 answer
2. asked by qwertyuiop
3. 1,132 views
Which of the following does not influence the distribution of climates in North America?a. tropical latitude location b. ocean
1. 1 answer
2. asked by rawr... im a dinosaur.... rawr
3. 1,131 views
When the pendulum bob reaches the mean position, the net force acting on it is zero. Why then does it swing past the mean
1. 0 answers
2. asked by Noxin
3. 1,122 views
A dog sled is pulled at an angle of 30 degrees with the horizon using a tension of 450N. If the sled has a mass of 50kg, then
1. 2 answers
2. asked by Gee
3. 1,118 views
1.If a number is not a rational number, then it is _____. (1 point) an integer an irrational number a whole number a radical 2.
1. 8 answers
2. asked by Delilah
3. 1,111 views
A 0.5 kg block is sliding along a table top with an initial velocity of 0.2 m/s. It slides to rest in a distance of 70 cm. Find
1. 2 answers
2. asked by kimi
3. 1,106 views
Point A is 340 feet above sea level. This is 2/3 of the distance between point B and sea level. What integer expresses the
1. 2 answers
2. asked by Jenny
3. 1,086 views
Jose left the airport and traveled toward the mountains. Kayla left 2.1 hours later traveling 35mph faster in an effort to catch
1. 1 answer
2. asked by Joe Joe
3. 1,071 views
velocity of 2.9 m/s speed increase of 7.6 m/s in 4s What is her acceleration ?
1. 1 answer
2. asked by carlos
3. 1,037 views
A bullet with a mass m=12.5 g and speed v=85.4 m/s is fired into a wooden block with M=113 g which is initially at rest on a
1. 0 answers
2. asked by Devin
3. 1,023 views
triangle ABC, with vertices A(2,3), B(4,-4), C(6,8), is reflected across the x-axis to form a triangle A'B'C'. Give the new
1. 1 answer
2. asked by ashley
3. 1,021 views
Well, hard to imagine the picture, but by the description the wires each side are at 16 deg. back on each side of the tooth,
1. 1 answer
2. asked by D
3. 1,020 views
Question: The greatest expansion of water occurs when: isn't it when it turns to ice?? The other answers are at 4C it gains
1. 0 answers
2. asked by MIKE
3. 1,011 views
Donna's __________ countenance in no way showed her inner nervousness.< Which word best fits this sentence: pensive; peril;
1. 1 answer
2. asked by Losa
3. 998 views
Smiling and making polite remarks to people we do not like is an example of:A) making another feel embarrassment. B) exercising
1. 0 answers
2. asked by amber
3. 997 views
A 0.5370 g sample of a pure soluble chloride compound is dissolved in water, and all of the chloride ion is precipitated as AgCl
1. 1 answer
2. asked by Orla
3. 995 views
A 74.0 kg box slides down a 28.0 degree ramps with an acceleration of gravity of 3.10 m/s^2. Find μk between the box and the
1. 0 answers
2. asked by Briana
3. 986 views
How do the routines of life help give people their identities?
1. 0 answers
2. asked by Makayla
3. 986 views
Calculate the force of gravity between a newborn baby of mass 4 kg and the obstetrician of mass 75 kg, who is 0.5 m from the
1. 0 answers
2. asked by Sharvani
3. 982 views
Determine if the equation is SN1, SN2,E2 or E1.CH3CH2O- + CH3CH2BR = CH3CH2OCH2CH3 + BR- I think that this is SN2. Would you
1. 2 answers
2. asked by Hannah
3. 967 views
If the CD rotates clockwise (let's take clockwise rotation as positive) at 500 (revolutions per minute) while the last song is
1. 1 answer
2. asked by Anonymous
3. 939 views
#23At 25 °C only 0.0800 mol of the generic salt AB3 is soluble in 1.00 L of water. What is the Ksp of the salt at 25 °C?
1. 1 answer
2. asked by Mari Micci
3. 931 views
I loaned Johnnie $5000.00 to be repaid $250.00 monthly loan past due nothing was every paid / interest rate is 10% what does
1. 1 answer
2. asked by treasure roy
3. 903 views
A person holds a 1.56 baseball in his hand, a distance of 34.0 cm from the elbow joint, as shown in the figure(Figure 1) . The
1. 0 answers
2. asked by Aaron
3. 901 views
Calculate the heat in joules needed to warm 225g of water from 88.0 degrees Celsius to its boiling point 100.0 degrees Celsius
1. 1 answer
2. asked by Alex
3. 895 views
One buffer solution used to calibrate a pH electrode was made by dissolving 2.24g of potassium propanoate, C2H5COOK, in 250cm3
1. 1 answer
2. asked by Jen
3. 887 views
How many three-digit integers are multiples of both 4 and 6 and have a unit digit of 2?
1. 2 answers
2. asked by Debbie
3. 885 views
Hi,For my physics class, we have to design our own experiments to calculate the amount of power exerted for each situation.
1. 0 answers
2. asked by Krissy
3. 877 views
What does spirituality mean in middle adulthood but it is not related to religion?
1. 1 answer
2. asked by R.T.
3. 871 views
5. What was the role of the Native Americans during the Revolutionary War?a. Native Americans did not fight in the Revolutionary
1. 3 answers
2. asked by Jman
3. 865 views
You are pulling your little sister on her sled across an icy (frictionless) surface. When you exert a constant horizontal force
1. 2 answers
2. asked by Help Please
3. 863 views
The whole number are written across a piece of paper in order. There is room for 100 digits on each line and there are no spaces
1. 2 answers
2. asked by Bob
3. 862 views
I need to answer questions about the woman in the crimson rambler and can not find any info on who she is to research her ???
1. 0 answers
2. asked by Jessica
3. 855 views
Determine whether a regular decagon has reflection symmetry and/or rotational symmetry. If ithas reflection symmetry, state the
1. 0 answers
2. asked by Mae
3. 843 views
Sound travels about 1530 m/s in sea water. How many times faster does sound travelin sea water than in air? (The speed of sound
1. 2 answers
2. asked by Mary
3. 837 views
There are nine coins on the table , 5 nickels , 3 quarters and 1 dime. Tom , Bill and Drew each pick up three coins. Bill has 25
1. 1 answer
2. asked by Bob
3. 833 views
What happens to the atomic number of the daughter nucleus if it is formed after the emission of the beta particle?The atomic
1. 1 answer
2. asked by tyewywtw
3. 831 views
a city law-enforcement official has stated that 20% of the items sold by pawn shops within the city have been stole. Ralph has
1. 0 answers
2. asked by Kiesh
3. 831 views
A 130 N block rests on a table. The suspendedmass has a weight of 63 N. 130 N 63 N µs a) What is the magnitude of the minimum
1. 1 answer
2. asked by Anonymous
3. 830 views
A 170 N block rests on a table.The suspended mass has a weight of 52N. What is the magnitude of the minimum force of static
1. 0 answers
2. asked by Briana
3. 827 views
Ned caught 1/3 pound of fish. Sarah caught 5/12 pound of fish . Jessica caught 1/6 pound of fish. How much fish did all three of
1. 1 answer
2. asked by Jennifer
3. 822 views
He said it to his brothers he said it to his sisters what did the witty raindrop exclaim to all the others??????
1. 1 answer
2. asked by Isabella
3. 821 views
An eastbound train and a westbound train meet each other on parallel tracks heading in opposite directions. The eastbound train
1. 4 answers
2. asked by awade
3. 810 views
a skateboarder starting from rest accelerates down a ramp at 2m/s squared for 3sec. what is the final speed of the skateboarder?
1. 0 answers
2. asked by danielle
3. 806 views
Which West African kingdom was the first to benefit from the gold and salt trade?Ghana Songhai Mali Morocco My answer is Ghana.
1. 2 answers
2. asked by S
3. 799 views
A pendulum consists of a 2.6 kg stone swinging on a 4.5 m string of negligible mass. The stone has a speed of 7.9 m/s when it
1. 0 answers
2. asked by Cody
3. 791 views
a cattle trough has a trapezoidal cross section with a height of 1 m and horizontal sides of width 1/2 m and 1 m assume the
1. 0 answers
2. asked by arnulfo
3. 786 views
An airplane flying at a speed of about 100 mph was once overtaken and passed by a flock of sandpipers! Suppose that a flock of
1. 0 answers
2. asked by JJ
3. 784 views
what force must be applied to the end of a 2.0 meter long crowbar in order to lift a 500 Newton rock if the fulcrum of the bar
1. 0 answers
2. asked by rowena
3. 783 views
The coefficient of kinetic friction for a 34.3 kg bobsleigh on a track is 0.150. What external force is required to push it down
1. 1 answer
2. asked by Steeve
3. 778 views
find the landmark in the set of number: 12, 16, 23, 15, 16, 18.
1. 0 answers
2. asked by Anonymous
3. 776 views
A jet plane is flying with a constant speed along a straight line, at an angle of 26.5° above the horizontal, as Figure 4.30a
1. 0 answers
2. asked by Perry
3. 772 views
A board, 32 cm long is cut into three pieces such that the second piece is twice as long as the first and the third is 7 cm
1. 4 answers
2. asked by awade
3. 765 views
Using the numbers 1 through 9 with no repeats, find a 9 number such that: the first digit is divisible by 1, the first two
1. 1 answer
2. asked by maddi 5
3. 761 views
Select the points that lie on the function h(x) = 3x^2.
1. 2 answers
2. asked by Monica
3. 756 views
Which of the following statements is not true if an incident ray of light makes an angle of 30o with the mirror surface?angle of
1. 2 answers
2. asked by Bad at Physics
3. 756 views

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