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2012
May

Questions Asked on May 1, 2012

What would be a probable explanation for why there are many endemic plants and birds in new Zealand, but no native mammals?A.
1. 8 answers
2. asked by Tana
3. 7,673 views
A 5.0 cm diameter coil of 20 turns with a resistance of 0.50 Ù is in a time-varying magnetic field which is perpendicular to
1. 1 answer
2. asked by MPHO
3. 7,585 views
Find the volume of the given prism round to the nearest tenth if necessary.has 14yd twice on one end and 14yd on the other end
1. 8 answers
2. asked by lilman
3. 5,008 views
a ball rolls down a roof that makes an angle of 30 to horizontal.it rolls off the egde with a speed of 5.00m/s.distance to the
1. 3 answers
2. asked by sandhya
3. 3,557 views
Find the volume of the solid obtained by rotating the region bounded byy=4x^2,x=1,y=0 about the x-axis.
1. 2 answers
2. asked by cjones
3. 3,340 views
3 boys or 5 girls can clean a compound in 8 hours. in how many hours will 2 boy 2 girls clean the same compound
1. 1 answer
2. asked by MAJUMDER
3. 2,898 views
Gaseous butane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 16.9 g of butane is
1. 1 answer
2. asked by jake
3. 2,828 views
What is the exact value of 11pi/8? (with steps please) :)
1. 5 answers
2. asked by Anonymous
3. 2,799 views
How much of a 60% orange juice drink must be mixed with 30 gallons of a 10% orange juice drink to obtain a mixture that is 50%
1. 1 answer
2. asked by Alex
3. 2,614 views
Problem 2.THE PROBABILITY THAT A RANDOMLY CHOSEN SALES PROSPECT WILL MAKE A PURCHASE IS 0.20. IF A SALESMAN CALLS ON SIX
1. 1 answer
2. asked by siddhi
3. 2,601 views
solve the equation: 4 tan^2 x + 12 sec x +1 =0, for 0 degrees is less than or equal to x is less than or equal to 360 degrees.
1. 1 answer
2. asked by lindsay
3. 2,521 views
Round 52.23 (with a repeater over the .23) to five decimal places?
1. 8 answers
2. asked by Simone
3. 2,403 views
A cone with a radius of 3 inches has a total area of 24 pi sq in. Find the volume of the cone.
1. 2 answers
2. asked by April
3. 2,388 views
Anita and Maria went to the candy store. Maria bought 5 pieces of fudge and 3 pieces of bubble gum for a total of $5.70. Anita
1. 1 answer
2. asked by jorge
3. 2,384 views
What is the enthalpy change for the reaction between a weak acid and a strong base given the concentration of the acid and the
1. 0 answers
2. asked by Sarah
3. 2,368 views
caleb and winona both travel by car to their friend's home. The distance winona traveled was 124 miles less than twice the
1. 5 answers
2. asked by Allan
3. 2,201 views
Erika is painting her living room. The room measures 10.5 feet by 11.5 feet. The ceiling is 10 feet high. What is the wall area
1. 5 answers
2. asked by please help me!!
3. 2,110 views
Find the surface area of the cylinder in terms of pi.I know the formula is SA=LA+2B, but not sure how to plug in the numbers and
1. 2 answers
2. asked by lilman
3. 2,108 views
One method for measuring the speed of sound uses standing waves. A cylindrical tube is open at both ends, and one end admits
1. 1 answer
2. asked by chelsea
3. 2,082 views
1. You mix the letters S, E, M, I, T, R, O, P, I, C, A, and L thoroughly. Without looking, you draw one letter. Find the
1. 6 answers
2. asked by uijo
3. 1,950 views
What is the molarity of a sodium hydroxide solution if 38 mL of the solution is titrated to the end point with 14 mL of 0.75M
1. 2 answers
2. asked by Emily
3. 1,811 views
a study is undertaken to determine the proportion of industry executives who believe that worker's pay should be based on
1. 2 answers
2. asked by Anonymous
3. 1,790 views
1. You mix the letters S, E, M, I, T, R, O, P, I, C, A, and L thoroughly. Without looking, you draw one letter. Find the
1. 8 answers
2. asked by NIKE
3. 1,720 views
Find the missing measure for a right circular cone given the following ... Find h if r = 5 and V = 100 pi.
1. 2 answers
2. asked by April
3. 1,682 views
Find the volume of a square with base edges of 24cm and a slant height of 37cmpossible choices 192cm^3 (my choice) 20,160cm^3
1. 4 answers
2. asked by lilman
3. 1,608 views
A 55.0-mg sample of Al(OH)3 is reacted with 0.200M HCl. How many milliters of the acid are needed to neutralize the Al(OH)3.
1. 2 answers
2. asked by Emily
3. 1,525 views
The Pew Research Center recently polled n= 1048 U.S drivers andfound that 69% enjoyed driving their automobiles.(a) Construct a
1. 1 answer
2. asked by Cassandra
3. 1,481 views
Which of the following compounds contains 57.5% sodium by mass?*NaI *NaOH *NaHCO3 *NaSO3
1. 2 answers
2. asked by Mark
3. 1,475 views
Arman walks to the train station at 5 Km/h. He misses his train by 1 min. If he had run at 10 Km/h, he would have had 2 min to
1. 1 answer
2. asked by Charu
3. 1,403 views
The author of a book was told that he would have to cut the number of pages by 21% for the book to sell at a popular price and
1. 2 answers
2. asked by Anonymous
3. 1,399 views
Given trapezoid MNOP with a median QR, find the value of xMN=x+2,OP= 3x-10, median 16
1. 1 answer
2. asked by Anonymous
3. 1,396 views
Hamilton / Jefferson Readings Quiz1. Alexander Hamilton thought that having a virtuous citizenry was a necessity in a Repulic.
1. 2 answers
2. asked by eric
3. 1,377 views
ABCD is a quadrilateral in which AB parallel DC and AD=BC.prove that (1)angle A + angle C=180 degree= angle + angle D (2)AC=BD
1. 0 answers
2. asked by MAJUMDER
3. 1,369 views
Another term for capitalist system is ..?My answer: market economy But at the same time I think it's laissez-faire system!
1. 0 answers
2. asked by Anonymous
3. 1,368 views
Express the infinite series below using sigma notation and then find the sum.64 + 40 + 25 + 15.625... Any explanation would be
1. 1 answer
2. asked by Trisha
3. 1,337 views
The heights h of two-thirds of the members of a population satisfy the inequality |h-68.5/2.7|≤1 where h is measured in
1. 5 answers
2. asked by cher
3. 1,332 views
: an airline offers discounted advanced purchase fares to customers who buy tickets more than 30 days before travel and charges
1. 1 answer
2. asked by sarah
3. 1,317 views
you are trying to dissolve 5 grams of sugar in 1 L of water. The sugar will not dissolve fast enough. Explain how you can
1. 2 answers
2. asked by bkue
3. 1,297 views
Balance the following equation in acidic conditions.S2O3^2- +Cu ^2+ > S4O6^2- +Cu^+
1. 2 answers
2. asked by Joshue
3. 1,282 views
John has a credit card with a 18% rate and uses the average daily balance method. His average daily balance was $285.26, he made
1. 0 answers
2. asked by Jasona
3. 1,274 views
Calculate ΔG for this reaction under the following conditions (assume an uncertainty of ±1 in all quantities). Assume that
1. 2 answers
2. asked by Sarah
3. 1,273 views
A geologist removes a sample of water from a lake in Nevada where the water level has been slowly dropping over time. The sample
1. 0 answers
2. asked by Jematormal91
3. 1,253 views
Write the following as a sum and/or difference of logarithmslog((∛x^2+1)/(x^2-1))
1. 1 answer
2. asked by Josh
3. 1,218 views
The average height of members of the high school basketball team is six feet, three inches. Jerry is on the high school
1. 1 answer
2. asked by kimyatta
3. 1,217 views
Really need help with my science homeworkName and briefly define each of the three energy roles organisms can play in an
1. 2 answers
2. asked by Morgan
3. 1,216 views
Find the independent clauses and the dependent clauses.Write wether it is complex or compound-complex1)Mr and Mrs Johnson play
1. 9 answers
2. asked by joe
3. 1,200 views
Express the infinite series below using sigma notation and then find the sum.64 + 40 + 25 + 15.625... Any explanation would be
1. 0 answers
2. asked by Bob
3. 1,189 views
x+(5+y)=(x+5)+y what property is illustrated by the equation?
1. 2 answers
2. asked by mischelle
3. 1,188 views
An ice cream server fills a cone, which is 15.7 cm high and 7.2 cm across, with ice cream. She then tops the cone with a nicely
1. 1 answer
2. asked by Piggy
3. 1,173 views
How do you prepare 2% Cu S04? How does this solution differ from 2M CuS04?I am stumped. Thank you. Deb
1. 6 answers
2. asked by Debbie
3. 1,168 views
Material prosperity had an enormous impact on American society after WWII. What was it like for a suburban middle class husband
1. 1 answer
2. asked by Anastasia Bernet
3. 1,149 views
Why does a government place price ceilings, such as rent control, on some "essential" goods?C. am I right? A. to prevent the
1. 2 answers
2. asked by Anonymous
3. 1,148 views
A clerk can file cards at the rate of 120 cards per hour. He has a total of 900 cards to file. How many cards remain to be filed
1. 1 answer
2. asked by Anonymous
3. 1,133 views
jonathan bought 12 pencils. he gave his brother 1/2 of the pencils and gave his friend 1/4 of the pencils. how many pencils did
1. 1 answer
2. asked by Lawrence
3. 1,127 views
4 points A,B,C and D are situated in a 3-dimensional space. In a certain spot, the coordinates of A, C and D are known:A(1,1,1)
1. 0 answers
2. asked by Raf
3. 1,126 views
Pure ethanoic acid (25.0cm3, CH3COOH), pure ethanol (35.0 cm3, C2H5OH) and pure water (20.0cm3, H2O) were mixed in a sealed
1. 2 answers
2. asked by Henry
3. 1,125 views
What is the molarity of a sodium hydroxide solution if 38 mL of the solution is titrated to the end point with 14 mL of 0.75M
1. 1 answer
2. asked by Emily
3. 1,107 views
A ferris wheel has an axle standing 38m off the ground and a radius of 35m. The wheel takes 5 minutes to complete one
1. 2 answers
2. asked by Raina
3. 1,100 views
A wooden cube with a specific gravity of 0.90 and side length 0.120 m is placed into abucket of water and floats upright with
1. 1 answer
2. asked by Anonymous
3. 1,093 views
Why was Arthur Vandenburg known as the father of bipartisan foreign policy?
1. 2 answers
2. asked by Kourtney
3. 1,085 views
Customer Cal is one of Danny's regulars.He ate at the diner on Wednesday.He ordered the daily specialy,macaroni and cheese, for
1. 3 answers
2. asked by Colton
3. 1,078 views
adverbsdirection make each sentence more specific by adding an adverb from the box or an adverb of yur own. write the new
1. 4 answers
2. asked by dw
3. 1,074 views
What is the solution to the rational equation x / 2x + 1 + 1 / 4 = 2 / 2x + 1?
1. 1 answer
2. asked by Billy
3. 1,072 views
If anyone has read/heard about the books "The Namesake by Jhumpa Lahiri" and "The Writing on my Forehead by Nafisa Haji", can
1. 1 answer
2. asked by Labz
3. 1,063 views
1.)Find the PH of a solution with 0.20M NH3 with 0.15M of NH4Cl.2.)Find PH of a solution with a mixture of 200mL of 0.50M HCHO2
1. 1 answer
2. asked by Chem help me!
3. 1,048 views
Why do public goods demonstrate the limitations of a free market economy?A. They allow consumers to make all of the economic
1. 1 answer
2. asked by Anonymous
3. 1,044 views
Name an object, person, place, or action that you could use to symbolize each of the following. Remember a symbol and the thing
1. 5 answers
2. asked by please help me!!
3. 1,035 views
A does 8/15 of a work in 8 days and the remaining work is finished with the assistance of B in 4 days . how long will B take to
1. 1 answer
2. asked by MAJUMDER
3. 1,021 views
A factory’s worker productivity is normally distributed. One worker (worker 1) produces an average of 75 units per day with a
1. 1 answer
2. asked by SB
3. 1,015 views
Gaseous butane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 16.9 g of butane is
1. 0 answers
2. asked by jake
3. 1,002 views
About how fast will it be traveling on average? Assume that its trajectory is close to a straight line. Give your answer in {\rm
1. 1 answer
2. asked by Kevin
3. 982 views
4. Engineers for the Off Road Skateboard Company have determined that a 10% increase in all inputs will cause output to increase
1. 1 answer
2. asked by jordan
3. 979 views
2Na+F2=2NaFif 20.0 g of sodium is used what mass of sodium fluoride could be produced assuming that fluorine gas is unlimited
1. 1 answer
2. asked by megan
3. 973 views
which of the following is not a driving force for a chemical reaction?
1. 2 answers
2. asked by Anonymous
3. 960 views
I can't figure out these brain teasers:i.e.point act char er ILL GET IT
1. 2 answers
2. asked by Anna
3. 951 views
A bullet of mass 11.2 g is fired into an initially stationary block and comes to rest in the block. The block, of mass 1.01 kg,
1. 1 answer
2. asked by Anonymous
3. 945 views
Fred and Zuma Palermo contacted Colorado Carpet Installation, Inc., for a price quotation on providing and installing new
1. 1 answer
2. asked by me
3. 944 views
Suppose that in a certain basis B = (x,y,z), vector u is: u = 2x+3y-z. Find a unit vector with the same direction as u.Thank you
1. 2 answers
2. asked by Victoria
3. 940 views
I need help. I have to pick a song to sing and it has to match with my voice. So far I narrowed it down to
1. 2 answers
2. asked by Hailey
3. 937 views
Use grid paper to graph the triangle with vertices (1,3) (1,5) (3,4).Then sketch its reflection.
1. 0 answers
2. asked by Lourdes
3. 934 views
Some say love, it is a river that drowns the tender reed.What do you think this means?
1. 3 answers
2. asked by please help me!!
3. 916 views
Ralph,who is a student,also has a part-time job.1)What is the independent clause in this sentence? also has a part-time 2)What
1. 8 answers
2. asked by joe
3. 903 views
a can of soda at 80 F is placed in a refrigerator that maintains a constant temperature of 37 F the temperature T of the soda t
1. 1 answer
2. asked by chris
3. 897 views
Write a quadratic equation in the variable X. Write in standard form: ax^2+bx+c=0 using 3 as the only solution.Cheers!
1. 3 answers
2. asked by Angela
3. 896 views
Suppose you drop a ball into the ocean in a place where there is no current. Will waves move the ball quickly away, or will it
1. 0 answers
2. asked by Anonymous
3. 888 views
The mean attendance at a ball game was 120. The median attendance was125.what was the total attendance if the team played 20
1. 1 answer
2. asked by Cherie
3. 875 views
Which of the folling sentences advocates an idea in a positive way?
1. 1 answer
2. asked by Anonymous
3. 869 views
If room temperature is 70 degrees farenheit,what is kelvin?____
1. 4 answers
2. asked by brent k
3. 862 views
In a coffee cup calorimeter 70.0 mL of 0.100 M AgNO3 and 70.0 mL of 0.100 M HCl are mixed to yield the following reaction.Ag+(aq
1. 1 answer
2. asked by Sarah
3. 861 views
When a 82.0 kg. person climbs into an 1800 kg. car, the car's springs compress vertically 1.7 cm. What will be the frequency of
1. 4 answers
2. asked by coleman
3. 854 views
x^2 + 14x - 4 = 0 Solve please?
1. 4 answers
2. asked by Maria1
3. 852 views
"central park is 5 meters longer than it is wide. The area is 2250 square meters. find the length of the park"
1. 1 answer
2. asked by Ever
3. 849 views
2C2H6+702=4CO2+6H20how many grams of oxygen are required to completely burn60.0g ethane (C2H6) show work Using the above
1. 1 answer
2. asked by megan
3. 848 views
Mg(ClO32=MgCl2+3O212.omolMg(ClO3)2produces molMgCl2and MolO2 3.00 molofMg(ClO3)2produces what mass of O2
1. 1 answer
2. asked by megan
3. 840 views
Verify the Identity:(Tanx + 1)/(secx + cscx) = sinx
1. 2 answers
2. asked by CLF
3. 833 views
Name the point of intersection for the following system, if it exists.4x – 3y = -3 3x – y = -6
1. 1 answer
2. asked by henry
3. 830 views
Has anyone read the poem the "Passenger Pigeon" by Paul Fleischman? This poem is a concrete poem and I need to answer the
1. 3 answers
2. asked by Cherie
3. 828 views
Ethane, C2H6, has a molar heat of vaporization of 15kJ/mole. How many kilojoules or energy are required to vaporize 5 g of
1. 1 answer
2. asked by Ambra
3. 813 views
Susan makes $20,504 annually. What is the maximum monthly rent that she can afford to pay?
1. 5 answers
2. asked by please help me!!
3. 806 views
Find the missing measure for a right circular cone given...Find r if T.A.= 12 pi and L.A = 8 pi.
1. 0 answers
2. asked by April
3. 803 views

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