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January

Questions Asked on January 25, 2010

please help!!! im confused... can you explain to me how period and group trends in atomic radii are related to electron
1. 1 answer
2. asked by Anonymous
3. 4,167 views
a typical backyard swimming pool holds 150 yd^3 of water. what is the mass in pounds of the water?
1. 2 answers
2. asked by keiah
3. 4,138 views
In a right prism whose bases are regular hexagons what is the measure of the dihedral angle between adjacent lateral faces?
1. 1 answer
2. asked by Ron
3. 3,977 views
A machine has four components, A, B, C, and D, set up in such a manner that all four parts must work for the machine to work
1. 2 answers
2. asked by April
3. 3,284 views
A 0.180 kg ball falls 2.5m. How much wordoes the force of gravity do on the ball?Do I multiply .180x2.5 to get .45J Thank you
1. 6 answers
2. asked by Jessica
3. 2,904 views
Water softeners often replace calcium ions in hard water with sodium ions. Since sodium compounds are soluble, the presence of
1. 3 answers
2. asked by M
3. 2,775 views
is benzoic acid soluble in water, 1.0M NaOH, 1.0M HCl?
1. 2 answers
2. asked by Kevin
3. 2,366 views
Is m-nitroaniline soluble in water, 1.0M NaOH, 1.0M HCl?
1. 1 answer
2. asked by Kevin
3. 2,309 views
At Guadalajara Airport, passengers must claim their luggage and then proceed to Customs. In the Customs area, each passenger
1. 3 answers
2. asked by Stephanie
3. 2,302 views
A block of mass m1 = 4.1 kg rests on a frictionless horizontal surface. A second block of mass m2 = 1.7 kg hangs from an ideal
1. 1 answer
2. asked by Angie
3. 2,030 views
there are fewer than 6 dozen eggs in a basket. if i cout them by 2s, there is obne left over. if i count by 3s, there are 2 left
1. 3 answers
2. asked by wade
3. 1,949 views
A trucker handed in a ticket at a toll booth showing that in 2 h she had covered 159 mi on a toll road with speed limit 65 mph.
1. 2 answers
2. asked by Anonymous
3. 1,795 views
Tara says that 1/2 of a salad is always the same amount. Lynn says that it could be different amounts, depending on how large
1. 7 answers
2. asked by MEL
3. 1,697 views
4FeCr2O4+ 8K2CO3+7O2= 2Fe2O3+8K2CrO4+8CO2how many grams of FeCr2O3 are required to produce 44g of CO2?
1. 2 answers
2. asked by henry
3. 1,690 views
Two very large parallel sheets are 5.00 cm apart. Sheet A carries a uniform surface charge density of -9.00 microcoulombs per
1. 1 answer
2. asked by AE
3. 1,683 views
Point charge 2.5 is located at x = 0, y = 0.30 , point charge -2.5 is located at x = 0 and y = -0.30 . What are (a)the magnitude
1. 1 answer
2. asked by Derek Abeyta
3. 1,661 views
1. (TCO5) According to the text, non-verbal communication is: My Answer Dcontinuous, emotional, ambiguous and both intentional
1. 1 answer
2. asked by Bryan
3. 1,600 views
I am writing a five paragraph essay for my freshmen comp. class on the difference between High school and college. I don't know
1. 4 answers
2. asked by layla
3. 1,579 views
Is this correct?The word "pen" comes from the Latin word "pinna" which means a feather (as they use to write with) with ink.
1. 2 answers
2. asked by sierra (6th grade)
3. 1,554 views
Solve each linear system by substitution method.x+2y=7 2x+4y=8 I'm getting stuck. Could some one explain the work out process
1. 1 answer
2. asked by Chica
3. 1,495 views
A police department reports that the probabilities that 0,1,2, and 3 burglaries will be reported in a given day are .51, .44,
1. 1 answer
2. asked by April
3. 1,472 views
express the followinf trig functions in terms of an acute angle.(a) cos 143 degrees (b) tan 192 degrees
1. 1 answer
2. asked by kate
3. 1,444 views
The equation 9c-5f+160=0 describes the relationship between temperature, C, in degrees Celsius, and temperature, F, in degrees
1. 2 answers
2. asked by dylan
3. 1,410 views
How do you factor this expression?10x+15
1. 3 answers
2. asked by Daniel
3. 1,393 views
Now we also know that the charge on a pair of parallel plates is proportional to the potential difference V, namelyq=CV. We also
1. 1 answer
2. asked by Robert
3. 1,353 views
A solution containing 26.05 mg of an unknown protein per 23.5 mL solution was found to have an osmotic pressure of 3.75 torr at
1. 1 answer
2. asked by M
3. 1,309 views
The criteria for corporate social responsibility suggest that economic responsibilities are of the greatest magnitude, followed
1. 1 answer
2. asked by Principles of Management
3. 1,305 views
How do I find a variance for a set of numbers {1,16,8,17,12}I got that variance-34.2, but I'm unsure. Any help? Thanks. math -
1. 3 answers
2. asked by April
3. 1,291 views
A 30ft. cable is cut into 2 pieces. One piece is twice as long as the other piece. Find th length of each piece of the cable.
1. 2 answers
2. asked by brooke
3. 1,279 views
Jane Smith currently holds tax-exempt bonds of Good Samaritan Healthcare that pay 7 percent interest. She is in the 49 percent
1. 2 answers
2. asked by Angel Wright
3. 1,257 views
Has specialized medicine made a positive impact on the quality of patient health care delivery?
1. 2 answers
2. asked by Lena
3. 1,239 views
Find the next two numbers in the geometric sequence:28,14,7...
1. 6 answers
2. asked by Chelsea
3. 1,228 views
A 1.10g- sample contains only glucose and sucrose . When the sample is dissolved in water to a total solution volume of 25.0ML ,
1. 1 answer
2. asked by bf
3. 1,220 views
If painter A can paint a room in three hours by themselves, and painter B can paint the same room in four hours, and painter C
1. 1 answer
2. asked by rich
3. 1,213 views
how might the end of world war I influence social, political, and economic changes
1. 1 answer
2. asked by ggift
3. 1,207 views
I am not sure how to solve this equation49x-y=558
1. 1 answer
2. asked by kyle
3. 1,175 views
A woman driving a car 14 ft long is passing a truck 30 ft long. The truck is traveling at 50 mi/h. How fast must the woman drive
1. 2 answers
2. asked by Sara
3. 1,174 views
now am stuck on how to find the grams of X+Y=1.10X for glucose and Y for sucrose i had 3.78=M0.08206*298 3.78/24.45=0.1546M
1. 1 answer
2. asked by bf
3. 1,162 views
what must be the density of an object with a mass of 5000 grams if the object is to float in water?
1. 2 answers
2. asked by John
3. 1,155 views
In the first sixteen terms of the Fibonacci sequence, which ones are even numbers?
1. 2 answers
2. asked by Chelsea
3. 1,148 views
Use Henry's law and the solubilities given below to calculate the total volume of nitrogen and oxygen gas that should bubble out
1. 2 answers
2. asked by bf
3. 1,134 views
Solve for all real values of x.3tan^2x = 3^1/2 tan x I have no idea how to approach this problem.
1. 3 answers
2. asked by Tracy
3. 1,130 views
What arguments are being raised by the Grocery Manufacturers of America?
1. 1 answer
2. asked by bala
3. 1,119 views
I was so confused by this question!! Any advice??Suppose at a concert a singer’s voice is a radio broadcast all the wave
1. 1 answer
2. asked by Lizzie
3. 1,093 views
The slopes of the two lines are given. Conclude whether the lines are parallel, perpendicular, or neither.a)m=2/3,m=4/6
1. 0 answers
2. asked by dylan
3. 1,090 views
in an inverse relationship, when one variable _______, the other increases.A. is not affected B. stays the same C. increases D.
1. 2 answers
2. asked by Anonymous
3. 1,085 views
the circle to the right has 21 points. All possible line segments have been drawn. How many line segments are there?
1. 1 answer
2. asked by Leyla
3. 1,053 views
As a result of doing work, a person supplies a machine with 1100 J of energy in 12 seconds. The machine in turn does work and
1. 2 answers
2. asked by Anonymous
3. 1,049 views
how about this for starters?The shift from being a high school student to a college student can be both pleasurable and
1. 2 answers
2. asked by layla
3. 1,031 views
Suppose you have a job that requires that you work at least 25 hours but no more than 40 hours per week. Write an inequality,
1. 1 answer
2. asked by Chelsea
3. 1,007 views
the perimeter of rectangle back yard is 6x+6 yards if the width is x yards find a binominal that represents the length.
1. 1 answer
2. asked by Tanya
3. 1,000 views
thank you so much, ms sue!may i ask another question? If 6 oz cost 3.25 20 oz cost 5.59 36 cost 6.59 how much would 12oz, 26 oz,
1. 1 answer
2. asked by maribeth
3. 995 views
what is the formal and functional regions of seattle washington and Las Vegas Nevada?
1. 1 answer
2. asked by antoinic
3. 984 views
The electric field near the surface of a uniformly charged conducting plane can be determined by Gauss's law. If the plane is a
1. 0 answers
2. asked by Aly
3. 976 views
If the uncertanty in the slope is 1.214×10-14, is the measured value of ε0 within experimental uncertainty of the accepted
1. 2 answers
2. asked by Marie
3. 972 views
A 1.10- sample contains only glucose and sucrose . When the sample is dissolved in water to a total solution volume of 25.0 ,
1. 3 answers
2. asked by bf
3. 962 views
2cos^2Beta-Cosbeta=0 (find all solutions for the equation in the interval 0, 2 pi). I have no idea how to go about doing this.
1. 2 answers
2. asked by Janie
3. 950 views
Perform the division and write your answer in form. g(x)+r(x)/ d(x)(4x^3-1)/ (x-4)
1. 1 answer
2. asked by indigo
3. 930 views
Assume that the producer has 8 skits and 5 commercials available.In how many ways can the producer create a television show?
1. 1 answer
2. asked by Megan
3. 912 views
what is a third of the product of six and twelve
1. 3 answers
2. asked by roc
3. 904 views
is the fraction -(1/5) the same as -1/5 or the same as 1/-5. thank you.
1. 1 answer
2. asked by Harry
3. 903 views
I needed help with this question. I’m not sure I got it quite right.Is it correct to say that in every case, without
1. 1 answer
2. asked by Lizzie
3. 879 views
0.4x+4<0.8x-7the < has a line under it im supposed to put a inequality symbol and the rest of the answer
1. 1 answer
2. asked by help
3. 876 views
Four billion years ago the Sun’s radiative output was 30% less than it is today.(i) If we assume the radius of the sun is the
1. 1 answer
2. asked by RANI
3. 875 views
A solution containing 26.05 mg of an unknown protein per 23.5 mL solution was found to have an osmotic pressure of 3.75 torr at
1. 2 answers
2. asked by M
3. 855 views
what is the answer to sin 67=cos
1. 1 answer
2. asked by sarah
3. 854 views
John Doe is in the 40 percent personal tax bracket. He is considering investing in HCA bonds that carry a 12 percent interest
1. 1 answer
2. asked by Angel Wright
3. 840 views
the problem in stretching out the maturity of marketable securities is?
1. 1 answer
2. asked by Anonymous
3. 840 views
What is the magnitude of the charge on two identical spheres that exert a force of 0.300 N when 75.0 apart?
1. 1 answer
2. asked by Michael
3. 838 views
A ball is kicked at ground level with a speed of 15.0 m/s at an angle of 35.0° to the horizontal. How much later does it hit
1. 2 answers
2. asked by Anonymous
3. 818 views
A surveyor measures the angle from his location to the top of cliff to be 51 degrees.If he is standing 100m from the base of the
1. 1 answer
2. asked by Mike
3. 808 views
How many different ways can u make change for 75 cents using quarters, nickels and dimes?
1. 2 answers
2. asked by K stewart
3. 798 views
how do you solve that pair of simultaneous equation^2=4-y x=y+3?
1. 1 answer
2. asked by Cathrine
3. 794 views
Pouvez-vous me tansformer le mot gratÃ©sinoge en un vrai mot franÃ§ais?
1. 1 answer
2. asked by Vanessa
3. 789 views
J'ai besoin de nouvelles chaussures noires. Je vais en avoir besoin pour la gym.J'ai besoin d'une nouvelle tee-shirt rouge. J'ai
1. 1 answer
2. asked by Anna
3. 787 views
Think of a recent conflict, and now create a metaphor or figure of speech (simile) that summarizes the experience of it.What
1. 1 answer
2. asked by Crystal
3. 782 views
There are four Ps in marketing. These are Price, Product, Promotion, and Place. Choose a product or service with which you are
1. 1 answer
2. asked by Anonymous
3. 775 views
Which one of the following transactions does not affect cash?
1. 1 answer
2. asked by Sara
3. 772 views
the oxidation numbers of the elements in a compound must add up to
1. 0 answers
2. asked by meir
3. 770 views
J'aime faire du shopping au centre commercial et aux grands magasins. Mes amis uniquement font du shopping au centre commercial.
1. 1 answer
2. asked by Anna
3. 766 views
what is the rhyming pattern in the poem The road not taken, written by Robert Frost TWO ROADS DIVERGED IN AYELLOW WOOD,And soory
1. 1 answer
2. asked by RUSHIL
3. 763 views
J'aime faire du shopping au centre commercial et aux grands magasins. Mes amis uniquement font du shopping au centre commercial.
1. 1 answer
2. asked by Anna
3. 759 views
Need help with these two: PLEASE help me; this is like the 4th time I'm posting this.26. Why do plant cells contain both
1. 3 answers
2. asked by mysterychicken
3. 753 views
In what proportion should 95% alcohol be mixed with 30% alcohol to make 70% alcohol?
1. 0 answers
2. asked by crystal
3. 752 views
Raoult's Law and Ionic or Organic SolutionsAt 55.0 C, what is the vapor pressure of a solution prepared by dissolving 62.8 g of
1. 2 answers
2. asked by Saira
3. 747 views
if 4.36g of a hydrate of the salt baCl2 is heated and in the process losses 0.6431g of mass, show all your work to calculate the
1. 2 answers
2. asked by ujay
3. 731 views
How does italy's geographical features affect its economy?
1. 3 answers
2. asked by amy
3. 714 views
5/4-3i
1. 1 answer
2. asked by bee
3. 710 views
A skydiver, who weighs 682 N, is falling at a constant speed with his parachute open. Consider the apparatus that connects the
1. 1 answer
2. asked by Angie
3. 706 views
to write a 75- to 100-word response describing the role civil disobedience played in the Civil Rights Movement
1. 3 answers
2. asked by Barb
3. 701 views
An aspirin tablet weighing 0.502 g has been analyzed and contains 68.2 % ASA (180.16 g/mol) by mass. A student dissolvedthe
1. 1 answer
2. asked by Alexander
3. 701 views
How do I find a variance for a set of numbers {1,16,8,17,12}I got that variance-34.2, but I'm unsure. Any help? Thanks.
1. 5 answers
2. asked by April
3. 700 views
A=30 degrees, a=9 and b=8. Find the missing sides/angles. I did cos39=x/8 and reduced that to 8cos39=x. I got 6.92. But that's
1. 2 answers
2. asked by Janie
3. 695 views
Anyone can help me solve 2 of those problemsA man lifts a box of books that weigh 185N. The box is lifted 0.80m. How much work
1. 3 answers
2. asked by MJ
3. 685 views
__________________ charcters show many degrees of variation because they result from the additive effects of several
1. 1 answer
2. asked by brooke
3. 685 views
Have the use of war metaphors gone too far? More specifically, does it matter? that is, do these metaphors really influence how
1. 2 answers
2. asked by Alyssa
3. 684 views
As agreed, I'm posting you the paragraphs for correction.Thank you in advance for your invaluable help. 1) During a bike
1. 1 answer
2. asked by Franco
3. 683 views
is this a good beginning?!??!The movie, "Swing Kids", is not a light hearted, family film, but rather one that provokes deep
1. 1 answer
2. asked by Annie
3. 681 views
A cashier earn $x for an 8-hour day. Write an algebraic expression in terms of x for the cashier'sa) hourly pay B) weekly pay
1. 2 answers
2. asked by aidan
3. 673 views
when trying to purify aspirin, why would i have to add hot water to the crystals that are formed, and then recool the crystals?
1. 1 answer
2. asked by chrissy
3. 673 views

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