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2012
March

Questions Asked on March 12, 2012

1. Olaudah Equiano wrote (1 point)a book of letters to his African family. a history of the West Indian slave trade. stories of
1. 23 answers
2. asked by robert
3. 7,421 views
A 5 kg block is placed near the top of a frictionless ramp, which makes an angle of 30o degrees to the horizontal. A distance d
1. 5 answers
2. asked by Mel
3. 6,543 views
In a football game, a receiver is standing still, having just caught a pass. Before he can move, a tackler, running at a
1. 3 answers
2. asked by Natasha
3. 6,423 views
1-true2-false 3-not enough info Transplanting genetic material into bacteria is a simple task- 2 Under certain conditions,
1. 9 answers
2. asked by Anna
3. 5,988 views
1. Question :The average height of members of the high school basketball team is six feet, three inches. Jerry is on the high
1. 7 answers
2. asked by jack
3. 5,771 views
Which of the following is NOT true of nonverbal communication?A.It is continuous. B.It uses a single channel. C.It usually can
1. 5 answers
2. asked by Anonymous
3. 5,689 views
1) Prepare 100mL of 10%w/w HCl from 37%concentrated HCl(density of 37%HCl =1.19g/ml)2) Prepare 100mL of 10%w/v HCl from 37%
1. 1 answer
2. asked by Annie
3. 5,639 views
A cylindrical oil storage tank 12 feet in diameter and 17feet long is lying on its side. Suppose the tank is half full of oil
1. 4 answers
2. asked by Mishaka
3. 5,380 views
Calculate the percent ionizationof a 0.15 M benzoic acid solution in pure water Nd also in a solution containing 0.10M sodium
1. 1 answer
2. asked by L.Bianchessi
3. 4,164 views
algebraic expression for one-fourth of the sum of a number and five
1. 2 answers
2. asked by Anonymous
3. 3,593 views
A car (mass=1100kg) is traveling at 32m/s when it collides head on with a sport utility vehicle (mass=2500kg) traveling in the
1. 1 answer
2. asked by Natasha
3. 3,589 views
Ammonium bisulfide, NH2HS, forms ammonia NH3, and hydrogen sulfide, H2S through the reaction:NH4HS (s) <--> NH3(g) + H2S(g) Kp
1. 13 answers
2. asked by maura
3. 3,564 views
Calculate the solubility of Mn(OH)2 in grams per liter when buffered at each of the following.a) pH 7.4 b) pH 9.2 c) pH 11.5 ALL
1. 2 answers
2. asked by HELP PLEASE
3. 2,528 views
An experiment was carried out to determine the value of the equilibrium constant Kc for the reaction.Total moles of Ag+ present
1. 4 answers
2. asked by Jamba
3. 2,477 views
In triangle ABC, BC is produced to D. If angle ACD = 110 degree and angle ABC = 70 degree. Find angle BAC. Give reason.
1. 3 answers
2. asked by Job
3. 2,474 views
A forming acid solution has a pH of 3.25. Which of these substances will raise the pH of the solution upon addition? Explain.A)
1. 1 answer
2. asked by ALISON
3. 2,472 views
Recall that work is defined to be force times distance, and that the weight (force) of a liquid is equal to its volume times its
1. 2 answers
2. asked by Mishaka
3. 2,461 views
The adjacent sides of a parallelogram measure 8 cm and 12 cm and one angle measures 60 degrees. Find the area of the
1. 3 answers
2. asked by Missy
3. 2,334 views
Write an inequality for the expression fourteen more than a number is at least 9.a. f+14�†9 b. 14f�†9 c. f+9�†14 d.
1. 3 answers
2. asked by Jon
3. 2,300 views
Suppose scores on an IQ test are normally distributed.If the test has mean of 100 and standard deviation of 10,what is the
1. 1 answer
2. asked by boby
3. 2,292 views
The current indoor world record time in the 200-m race is 19.92 s, held by Frank Fredericks of Namibia (1996), while the indoor
1. 2 answers
2. asked by Darcie
3. 2,258 views
What is the maximum equipment needed to determine the power dissipated in a resistor of unknown value?1) a voltmeter, only 2) An
1. 4 answers
2. asked by Thomas
3. 2,192 views
Using the trapezoid rule with n = 8 to approximate the arc length of the graph of y = 2x^3 - 2x + 1 from A(0,1) to B(2,13) you
1. 1 answer
2. asked by Mishaka
3. 2,099 views
Which of the following materials will burn the fastest in open air?A. a log, two feet in diameter B. two logs, each one foot in
1. 4 answers
2. asked by Samantha
3. 2,057 views
The urine excreted by an adult patient over 24 hours was collected and diluted to give 2.000L sample.at ph 10 EDTA FORMS 1:1
1. 6 answers
2. asked by jenny
3. 2,054 views
ben bought a car for $20,000 in 2003. The car depreciates at a constant rate of 21% per year . Find the price of the car in the
1. 1 answer
2. asked by Johnson
3. 1,961 views
(a) Fill in the missing amounts. (If answer is zero, please enter 0. Do not leave any fields blank.)Account Titles Trial Balance
1. 1 answer
2. asked by will
3. 1,900 views
A two staged rocket moves in space at a constant velocity of 4900m/s. The two stages are then separated by a small explosive
1. 1 answer
2. asked by Natasha
3. 1,815 views
What does it mean in the scientific method that the second step is research? I need to write up the 5 steps of scientific method
1. 9 answers
2. asked by Jonathan
3. 1,771 views
1). Sum of three numbers is 45. One number is five more than the second number.It is also twice the third.Find the numbers.2).Pe
1. 2 answers
2. asked by micah
3. 1,737 views
The distribution of scores on a test is mound-shaped and symmetric with a mean score of 78. If 68% of the scores fall between 72
1. 1 answer
2. asked by MJ
3. 1,730 views
A small object with mass 4.05 kg moves counterclockwise with constant speed 1.70 rad/s in a circle of radius 3.15 m centered at
1. 1 answer
2. asked by Maria
3. 1,661 views
I have completed this test and I missed 4 questions. My answers are submitted in blue, can you tell me which questions are
1. 2 answers
2. asked by Robin Busch
3. 1,601 views
Consider the following reaction:Find the equilibrium partial pressures of A and B for each of the following different values of
1. 4 answers
2. asked by student
3. 1,566 views
An industrial chemical reaction has a rate law: rate = k [C]. The activation energy for the reaction is 3.0000 x 10^4 J/mol and
1. 1 answer
2. asked by Jessica
3. 1,479 views
Transplanting genetic material into bacteria is a a simple task?
1. 3 answers
2. asked by Anna
3. 1,442 views
you add excess sodium sulfate to a solution of a soluble barium compound in order to precipitate all of the barium ion as barium
1. 1 answer
2. asked by India
3. 1,433 views
A athlete in good physical condition can land on the ground at a speed of 12m/s without injury , calculate the max height from
1. 1 answer
2. asked by Melissa
3. 1,406 views
A student throws a baseball vertically upward, and 2.8s later catches it at the same level. Neglecting air resistance ,
1. 1 answer
2. asked by Melissa
3. 1,369 views
The drawing shows a copper wire (negligible resistance) bentinto a circular shape with a radius of 0.48 m. The radial sectionBC
1. 0 answers
2. asked by Daniel
3. 1,290 views
A ball with a horizontal speed of 1.25 {\rm m/s} rolls off a bench 1.00 {\rm m} above the floor.How long will it take the ball
1. 1 answer
2. asked by linda
3. 1,286 views
Traveling at a speed of 18.5 m/s, the driver of an automobile suddenly locks the wheels by slamming on the brakes. The
1. 2 answers
2. asked by Natasha
3. 1,266 views
A 15 kg uniform disk of radius R = 0.25 m has a string wrapped around it, and a m = 3.3 kg weight is hanging on the string. The
1. 2 answers
2. asked by Emma
3. 1,264 views
Firm A has $10,000 in assets entirely financed with equity. Firm B also has $10,000 in assets, but these assets are financed by
1. 1 answer
2. asked by John
3. 1,252 views
1. You (safely) bungee jump from a 200-feet tall bridge in your town. Your distance above the water's surface depends on the
1. 0 answers
2. asked by Claries
3. 1,229 views
. Compared a car (mass of 2000 kg) moving at 10 miles per hour, how much kinetic energy (in Joules) does that same car have when
1. 0 answers
2. asked by Hector
3. 1,227 views
A city of 2,950,000 people has a 2.5% annual decrease in population. Determine the city's population after 4 years.
1. 2 answers
2. asked by Julie
3. 1,219 views
A person heats up a can of soup on a stove. If he does 250 joules of work on the soup by stirring it as the burner adds 1675
1. 1 answer
2. asked by Tracy
3. 1,216 views
How many steric interactions are there in CIS-1,3-dimethylcyclohexane?Which groups participate in the interactions and whats the
1. 1 answer
2. asked by Alex
3. 1,212 views
For a solution that is 0.168 M NH3 and 0.104 M NH4Cl calculate the following.?[OH-] [NH4+] [Cl-] [H3O+] How would you do this
1. 4 answers
2. asked by Anonymous
3. 1,207 views
The length of time that it takes for a pendulum to make one complete swing depends on the length of the pendulum. The time in
1. 1 answer
2. asked by james
3. 1,190 views
Am 85kg jogger is heading due east at a speed of 2.0m/s. A 55kg jogger is heading 32 degrees north of east at a speed of 3.0m/s.
1. 1 answer
2. asked by Natasha
3. 1,147 views
in an effort to increase production of an automobile part, the factory manager decides to play music in the manufacturing area.
1. 1 answer
2. asked by western international university
3. 1,139 views
The mass of a regulation tennis ball is 62.0 (although it can vary slightly), and tests have shown that the ball is in contact
1. 1 answer
2. asked by Jodi
3. 1,133 views
Two thin strings supported a 200g metre ruler 20cm and 30cm from both ends. Calculate the tension in each string.
1. 2 answers
2. asked by Constance shapela
3. 1,129 views
The Sledge Tire and Rubber Company plans to warranty its new mountain bike tire for 12 months. However, before it does this, the
1. 0 answers
2. asked by nouah
3. 1,117 views
A 50.2 kg child slides down a water slide with a velocity of 1.1 m/sec at the top. At the bottom of the slide, she is moving
1. 0 answers
2. asked by Mel
3. 1,105 views
a series RLC circuit has a peak current of 1 A with a frequency of 54 kHz. if the resistance of the circuit is 51 kHz, the
1. 2 answers
2. asked by fatih
3. 1,100 views
a student driving a car travels 10.0 km in 30,0 min.What was her average speed?
1. 1 answer
2. asked by tema
3. 1,091 views
dollar makup $4.70 percent markup on cost 102.17% What is the cost and selling price?
1. 0 answers
2. asked by bula
3. 1,072 views
write the balanced chemical equation for reaction the following chemical reactionozone gas, O3 , reacts with
1. 1 answer
2. asked by Susan
3. 1,062 views
what has the strongest bond?a) C2H6, C2H4, C2H2 b) Cl2, O2, N2 c) H2, Cl2
1. 0 answers
2. asked by hadley
3. 1,048 views
A 500.0 g metal block absorbs 3.25 × 103 J of heat to raise its temperature by 50.0 K. What is the substance?Please show steps
1. 1 answer
2. asked by Pat
3. 1,046 views
Mel's Furniture received an invoice dated September 27 for five bedroom sets at $3,000 each. The invoice indicated a trade
1. 0 answers
2. asked by shawn
3. 1,045 views
A physics student pulls a block of mass m = 23 kg up an incline at a slow constant velocity for a distance of d = 4 m. The
1. 0 answers
2. asked by Mel
3. 1,041 views
a series RLC circuit has a peak current of 4 A with a frequency of 23 kHz. if the resistance of the circuit is 60 kohm, the
1. 1 answer
2. asked by fatih
3. 1,038 views
A truck costing $25,000 with a residual value of $5,000 was purchsed by Rim Corporation. The truck's estimated life is 10 years.
1. 1 answer
2. asked by shawn
3. 1,037 views
A 1.1 pebble is stuck in a tread of a 0.85 diameter automobile tire, held in place by static friction that can be at most 3.9 .
1. 0 answers
2. asked by Anonymous
3. 1,033 views
A 37.5-kg child swings in a swing supported by two chains, each 3.05 m long. The tension in each chain at the lowest point is
1. 1 answer
2. asked by lily
3. 1,022 views
Troy is thinking of a shape. He says that it has four sides and that no sides have equal length. He also says that no sides are
1. 1 answer
2. asked by Anonymous
3. 1,019 views
three(3) cards are drawn from a deck of playing cards.find the probability that the first card is red,the second card is a black
1. 1 answer
2. asked by crystal
3. 1,017 views
The value of almost everything you own, such as a car, computer, or appliance, depreciates over time. When the value decreases
1. 1 answer
2. asked by kim
3. 1,016 views
John Johnson set a world record for the "100.0" m run with a time of 9.86 s. If, after crossing the finish line, John walked
1. 1 answer
2. asked by rachel
3. 1,009 views
I asked this question before sorry I I shouldn't ask it again.Express the following number in scientific notation: 23^941 How do
1. 2 answers
2. asked by Sandy
3. 1,008 views
A bus started out going 20 miles per hour on the highway. One hour later it drove 40 miles per hour on the freeway. How long did
1. 1 answer
2. asked by Anonymous
3. 1,004 views
John Johnson set a world record for the "100.0" m run with a time of 9.86 s. If, after crossing the finish line, John walked
1. 1 answer
2. asked by rachel
3. 988 views
Identify internal control principles.(SO 2), C The internal control procedures in Phillips Company make the following
1. 1 answer
2. asked by Jaymes
3. 986 views
A locker combination has three nonzero digits, and digits cannot be repeated. If the first digit is odd, what is the probability
1. 2 answers
2. asked by anonymus
3. 977 views
Tarzan plans to cross a gorge by swinging in an arc from a hanging vine. If his arms are capable of exerting a force of 1820 N
1. 1 answer
2. asked by vickie
3. 962 views
at a playground a child slides that makes a 42 degrees angle with the horizontal direction.The coefficient of kinetic friction
1. 1 answer
2. asked by thandeka
3. 955 views
Calculate the ratio of NaF to HF required to creAte a buffer with pH=4.00.
1. 1 answer
2. asked by Davis
3. 951 views
Assume you begin with 60 g of water at 20 oC and 60 g of water at 80 oC. After adding the two portions of water into your
1. 1 answer
2. asked by Alex
3. 951 views
Using the trapezoid rule with n = 8 to approximate the arc length of the graph of y = 2x^3 - 2x + 1 from A(0,1) to B(2,13) you
1. 0 answers
2. asked by Mishaka
3. 948 views
Suppose that z is inversely proportional to y and that z=12 when y=16. Write an equation that expresses z in terms of y.
1. 3 answers
2. asked by Anastasia
3. 944 views
Prove the following:[1+sinx]/[1+cscx]=tanx/secx =[1+sinx]/[1+1/sinx] =[1+sinx]/[(sinx+1)/sinx] =[1+sinx]*[sinx/(sinx+1)]
1. 3 answers
2. asked by Anonymous
3. 936 views
A buffer, consisting of H2PO4− and HPO42−, helps control the pH of physiological fluids. Many carbonated soft drinks also
1. 1 answer
2. asked by HELP PLEASE
3. 928 views
Given info:Reaction: 3A+2B--->2C+D {A] (mol/L) 1.0 ×10^-2 1.0 ×10^−2 2.0 ×10^−2 2.0 ×10^−2 3.0 ×10^−2 [B] (mol/L)
1. 0 answers
2. asked by Kelly
3. 921 views
Calculate the resistance of a 900 watt toaster operating at 120 volts.Which formula do you use?
1. 0 answers
2. asked by Matt
3. 915 views
What is the total braking distance for a car that is going 60km/h on wet road (0.10)? The drivers reaction time is 1.5 seconds.
1. 0 answers
2. asked by Alyssa
3. 914 views
If a planet has a semimajor axis of 2 AU (astronomical units)a) what would the semimajor axis of a superior planet be if the
1. 0 answers
2. asked by rachel
3. 907 views
A small block of mass m = 1.1 kg slides, without friction, along the loop-the-loop track shown. The block starts from the point
1. 0 answers
2. asked by Katie
3. 903 views
h2c4h4o4 + 2naoh --> 2h2o + na2c4h4o4as for the previous question im sorry i forgot to plug the maleic acid in the formula
1. 1 answer
2. asked by Ruby
3. 882 views
If f(x)= x^3-x+3 and if c is the only real number such that f(c)=0, then c is between ______?
1. 0 answers
2. asked by Student
3. 879 views
Why does water have more surface tension than methylated spirits?
1. 4 answers
2. asked by Mee
3. 869 views
1.Writers often communicate their themes by building clues into the story. Choose one story from Collection 4 and show how the
1. 1 answer
2. asked by Ella
3. 858 views
Hi,I am trying to figure out how to calculate the average temperature of 2 different chemical solutions based upon the
1. 2 answers
2. asked by Jules
3. 824 views
A farmer is planting a row of corn. Each plant is 3 feet apart. If he is planting 23 how far apart is the first and last plant?
1. 2 answers
2. asked by Anonymous
3. 822 views
Please help me begin a story with these words.1.exemplary-- (adj) outstanding, an example to others 2.extenuating-- (adj)
1. 1 answer
2. asked by Leslie
3. 818 views
What are the abbreviation representation for scientific calories, food calories and SI units of energy?
1. 1 answer
2. asked by CeliaWalker
3. 788 views
you add excess sodium sulfate to a solution of a soluble barium compound in order to precipitate all of the barium ion as barium
1. 1 answer
2. asked by India
3. 786 views

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