Questions Asked on
November 9, 2007

Chemistry
Rank the ions in order of decreasing size. Sr2+, Ba2+, Cs Cs>Ba>Sr
asked by Sally 
CHEMISTRY URGENT
Give the full set of quantum numbers for the electron lost when a Cs atom ionizes. a. n = 6; l = 1; ml = –1; ms = +½ b. n = 5; l = 0; ml = +1; ms = –½ c. n = 5; l = 0; ml = 0; ms = –½ d. n = 6; l = 0; ml = 0; ms = +½ Is the answer A.
asked by Sam 
algebra (23)
How do you set up this problem? A boater travels 16 miles per hour on the water on a still day. During one particular windy day, he finds that he travels 48 miles with the wind behind him in the same amount of time that he travels 16 miles into the wind.
asked by Anita 
physics
A certain radar installation used to track airplanes transmits electromagnetic radiation of wavelength 7 cm. (a) What is the frequency of this radiation, measured in billions of hertz (GHz)? __________GHz (b) What is the time required for a pulse of radar
asked by emily 
financial management
Last year Rattner Robotics had $5 million in operating income (EBIT). The company had net depreciation expense of $1 million and interest expense of $1 million; its corporate tax rate was 40 percent. The company has $14 million in current assets and $4
asked by marie 
Physics
A human has a reasonable chance of surviving an automobile crash if the body's deceleration is no more than 30 "g's". (1 "g" is 9.8 m/s^2) Calculate the force the body would have withstand decelerating at this rate. What is the distance travelled if the
asked by Anonymous 
Physics 12
A human has a reasonable chance of surviving an automobile crash is the body's deceleration is no more than 30 "g's". (1 "g" is 9.8 m/s^2) Calculate the force the body would have withstand decelerating at this rate. What is the distance travelled if the
asked by Anonymous 
Physics URGENT!!!
At a certain location, the horizontal component of the earth's magnetic field is 2.5 x 10^5 T, due north. A proton moves eastward with just the right speed, so the magnetic force on it balances its weight. Find the speed of the proton.
asked by AL 
algebra (21)
A polot flies 630 miles wit a tail wind of 35 miles per hour. Against the wind, he flies only 455 miles in the same amount of time. Find the rate of the plane in still air.
asked by Anita 
chem
Give the full set of quantum numbers for the electron lost when a Cs atom ionizes. a. n = 6; l = 1; ml = –1; ms = +½ b. n = 5; l = 0; ml = +1; ms = –½ c. n = 5; l = 0; ml = 0; ms = –½ d. n = 6; l = 0; ml = 0; ms = +½ I am really am not sure but I
asked by Sam 
Legal and Ethical
Explain the pros and cons of legal moralism as a justification for law.
asked by Please help 
English
Which sentence demonstrates correct use of modifiers? 1. Kendah found broken glass wasking her dishes. 2. Startled by the noise, the alarm clock was knoeked on the floor. 4. Rocco gave snacks to his friends in plactic bags.
asked by Anonymous 
math
hi i will ask u in math :) in (( distance between two points )) * three vertices of rectanglr WXYZ are W (4,3), X (1,3), and Y (1,1), what sre the coordinates of Z ? ** two adjacent vertices of a square have coordinates (1,3) and (1,0), what are the
asked by mota 
math
i have a question in math (( distance between two points )) A quardilateral has vertices P(3,5), Q(4,3), R(3,2), and S(5,4). find the lengths of the diagonals,to the nearest tenth . please in detales .. thank u
asked by mota 
H.S. Econ
My daughter is a sophomore in high school taking an econ class. Unfortunately, the teacher has chosen not to use the assigned text book, and uses other material for his tests. Therefore, I can't help her study the text. These questions were part of the
asked by Dana's Mom 
business
what are the simularities and differences between the legal business environments of domestic and international trade?
asked by kg 
Math Essay
I have to write this paper over the history of math, can you please give me some other websites that I can use? So far I have one website from wikipedia. Also, can you please read my introduction? As of today, there are plenty of new developments in the
asked by Soly 
physics
No glass is perfectly transparent. Mainly because of reflections, about 90% of light passes through an average sheet of clear windowpane. The 10% loss is not noticed through a single sheet, but through several sheets it is apparent. How much light is
asked by emily 
mathcheck my work
I have a bag of m&m's with 52 in it and on the pkg it states it weighs 47.9g. If I divide by 52 it gives me .92g per m&m. To find out what the mass is of a mole of m&m's do I Multiply 6.02 x 10^23 x .92g for my answer?
asked by mk 
Math
A house has two rooms of equal area. One room is a rectangle 4ft narrower and 5ft longer then the square one. Find the area of each room. Please explain to me what to do because i am confused. Thanks
asked by Alex 
Early Child Ed.
1. A classroom activity that requires children to find their name cards at Circle Time or on the Daily Duties chart affords an opportunity for: A) the teacher to observe the child's active participation in classroom responsibilities. B) noting the child's
asked by Ms. Sue this is for youplease read and help!! 
Science
In the winter are you letting the cold air in or the warm air out when you open the door
asked by Scott 
Early Child Ed.
1. One of the core values of the NAEYC Code of Ethnical Conduct is: A) to adapt curriculum for cultural diversity. B) to involve community members in the program's policy decisions. C) recognition that the best way to understand a child is to study the
asked by Ms. Sue this is for youplease read and help!! 
Physics
The soccer goal is 23.05 m in front of a soccer player. She kicks the ball giving it a speed of 17.97 m/s at an angle of 25.83 degrees from the horizontal. If the goalie is standing exactly in front of the net, find the speed of the ball just as it reaches
asked by Lindsay 
Early Childhood Ed.
Is "A" the best answer for this question? An indepth explanation was given to a group of nonmainstream parents about the NAEYC certificate displayed in the center. The explanation included the position statement on serving linguistically and culturally
asked by Ms. Sue this is for youplease read and help!! 
math
write five names for 100,000.
asked by andres13 
Spanish Sra JMcGuin
Manuel an exchange student in Japan, is calling his mother to ask wha teveryone is doing. Write the question that Manuel asked her. Please check what I wrote for Manual 1. Manuel = Lo que es usted y el papá que hace ahora Mama Bueno, tu papa y yo estamos
asked by sam 
English
In which sentence are the conjunctions used correctly? 1. Either Fred nor Jon knew about the accident. 2. The top award was given neither to Steve or Jim. 3. Neither beauty nor popularity was considered in the contest. 4. Mary enjoyed neither roller
asked by Anonymous 
math please help me
Find the value of X in the equation 9(2x18)=36 Please show your work thank you very much for your help
asked by Anonymous 
Chemistry
what is the mass of a mole of M&M's? How do I do this?
asked by Mary 
world civilizations / SS
What was the prominent characteristic of Jacobin rule during the Second French Revolution? A. The rejection of war and the belief that it had been used as a tool of the elites B. Suspicious of private property and wealth C. The revolution had to be
asked by Ken 
math
i have a question in math (( distance between two points )) the vertices of a right triangle are S(2,2), T(10,2), and R(4,5). find the area of the triangle. please in detales .. thank u
asked by mota 
Science Fair
I'm planning on doing a science fair project, but it has to involve an experimen. I wanted to do it on how adding mayonnaise, ketchup, and mustard to a small hamburger at McDonalds can so much fat to it that it can make it as bad as a big hamburger without
asked by Truffles 
Astronomy
How did the voyager mission change our preconception of Jupiter and its moons
asked by Liz 
algebra
Can someone show me how to set this up rational expressions. A pilot can travel 400 miles with the wind in the same amount of time as 336 miles against the wind. Find the speed of the wind if the pilot's speed in still air is 230 miles per hour.
asked by Anita 
Mathematics  Trigonometric Identities
Prove: sin^2x  sin^4x = cos^2x  cos^4x What I have, LS = (sinx  sin^2x) (sinx + sin^2x) = (sinx  1 cos^2x) (sinx + 1  cos^2x) = sin^2x + sinx  sinx  cos^2xsinx  cos^2xsinx  1  1 + cos^4x = sin^2x  2cos^2xsinx  2 + cos^4x Where did I go wrong?
asked by Anonymous 
chemistry
The mole fraction of acetic acid (CH3COOH) in an aqueous solution is 0.675. Calculate the molarity of the acetic acid, if the density of the solution is 1.0266 g mL1.
asked by keely 
Literature
What is the significance of the title The Call of the Wild. Thank you
asked by Anonymous 
sra McGuin spanish
Hi just got back from the birthday dinner  last night and tonight. Yes, please give me the spanish dictionay lesson I am working on the last section is is ony 4 sentences so I should be done in about 15 mnutes if you ae still on I also have spanish quiz
asked by sam 
maths
cancel down or write as mixed number if appropriate 3 * 5 over 9
asked by ki 
PLEASE PLEASE help  Social Studies
This is due Monday and I am having problems. Only have an educated guess but want to see what you all think. Industrialization in Europe A. Allowed many European artisans to become factory owners. B. Forced many artisans to become permenant wage laborers
asked by Keith 
english
Which sentence has a subject complement? 1. The nurse felt my pulse. 2. I felt much better. 3. The day ended with many surprises. 4. We can't leave without seeing her.
asked by Anonymous 
Algebra
solve the foolowing equation for u 4u + 8 = 12
asked by RUDE 
need help in math
Please show your work thanks for your help. A children's store sells a toy racetrack for $94.25. The owner uses a 45% markup based on cost. What was the whole sale cost of the racetrack?
asked by Anonymous 
Physics  check my work
A cannon is fired from a cliff 190 m high downward at an angle of 38o with respect to the horizontal. If the muzzle velocity is 41 m/s, what is its speed (in m/s) when it hits the ground? Please check my work. I think it’s wrong, but I don’t know where
asked by Lindsay 
Chemistry
How do I figure out the mass of a skittle?
asked by Alisha 
science
Before Mendeleev published his periodic table, Johann Döbereiner grouped similar elements into triads, in which the unknown properties of one member could be predicted by averaging known values of the properties of the others. To test this idea, predict
asked by Sally 
precalc
How do you solve this equation? the square root of x3 minus 3 times the square root of x+12 equals 11.
asked by Amanda 
Math
Q) 'What are the dimensions of a cylinder that has the same maximum volume as the box (1131.97 cm2), but uses the minimum amount of material to make it?' Here are the notes I have so far: SA=2Pi r^2 + 2 Pi r (1131.97/Pi r^2) Now i need to use derivatives,
asked by Josh 
floral design
examination 03005900
asked by billy 
math
Average rating is 3.25 Total errors 65 If average transactions in sept. is 40. What is the average key error and then write the ration of key errors to the amount of transactions. If the same number of transactions happen in Oct. how much would you need to
asked by sara 
Social Studies / World Civilizations
In Asiam Islamic religious and cultural practices A. Were spread through war and jihad B. Were resisted by the inhabitants of towns and cosmopolitan centers C. Diffused from trading and urban centers to the countryside D. Accompanied the rejection of all
asked by Keith 
english
How were the Britons and Gauls related?
asked by Tabetha 
Physics repost
A cannon is fired from a cliff 190 m high downward at an angle of 38o with respect to the horizontal. If the muzzle velocity is 41 m/s, what is its speed (in m/s) when it hits the ground? I keep getting 64.28 m/s as my answer, but it's not right. Could
asked by Lindsay 
Math please help me
add the fractions 1/3, 5/6, and 3/8 reduce your answer to lowest terms please show your work thanks for the help
asked by Anonymous 
Algebra
solve for w w 8 = 9
asked by Todd 
Algebra
Evaluate the expression c + 7b when c = 2 and b =5
asked by Barney 
Math
Please show your work thanks for your help. Eric works in a factory where he earns $9.24 an hour. He receives time and a half for over time and double time for work on Sunday. He worked 52 hours this week , with eight hours of overtime and four hours on
asked by Anonymous 
very hard math question please help
The Candle Shop Annual Inventory of candles. _______________________________________ Jan 1 Beg Inventory 5,000 units @$0.89  Feb 15 Purchase 10,000 units @ $0.69 ________________________________________ April
asked by Anonymous 
very hard math question Help
Accoring to the info below, calculate the invoice total please show all your work and explian thanks ________________________________________ Customer Invoice ________________________________________ Stock# Quant Unit Item Uniit Price 24795 150 ea
asked by Anonymous 
math
What is the simple interest on a $14,500 loan at 9% intrest for five years. if you could please tell me how you got the answer tahnks
asked by Anonymous 
math
What would be the compounded interest on $8,000 invested for onr year AT 6%, compounded quarterly? Round your answer to the nearest dollar. Please explian how you got your answer thanks
asked by Anonymous 
chemistry
How do I figure out the mass of 1 M&M?
asked by Tammy 
Chemistry
I have a bag of m&m's with 52 in it and on the pkg it states it weighs 47.9g. If I divide by 52 it gives me .92g per m&m. To find out what the mass is of a mole of m&m's do I Multiply 6.02 x 10 to the 23 power x .92g for my answer?
asked by Becky 
english
can someone help me find a painting that represent chilvary..i m not sure exactly what chilvary is...can it be just doing a good deed for someone
asked by maggie r 
Help no calculator
Could someone calculate what 6.02 x 10^23 x .92grams is? Please...
asked by Terry 
Business
What exactly is an appraisal interview? Is it the same thing as a perfomance review?
asked by Jen 
intro to theatre and film
between acts of a musical or opera/operetta, the orchesrta may again play tunes from the show known as what?
asked by Anonymous 
Calculus
How many seconds longer is 2 percent of an hour than 30 percent of a minute? is it 30 seconds
asked by Roger 
Calculus
Find the sum of all prime numbers between 1 and 100 that are simultaneously 1 greater than a multiple of 4 and 1 less than a multiple of 5. (a) 118 (b) 137 (c) 158 (d) 187 (e) 245 The answer is D right?
asked by Roger 
math equation
6.02*10^23*.92grams does thie equal 5.5384*10^22kilograms (is that the answer)
asked by marymac 
Early Child Ed.
Would you please check these questions and my answers? If they are wrong please let me know. 1. Early childhood professionals know that the beginning step in assisting nonmainstream children to develop literate style oral language is to: A) identify
asked by Anonymous 
math
A=1/2h(B=b) (for b)area of a trapezoid
asked by Anonymous 
alebra
D=cs/n (for s) Deprecitaion
asked by jana 
chem
Arrange the atoms in order of increasing IE1. As, Sb, Sn a. Sb < As < Sn ANSWER is it correct b. Sb < Sn < As c. Sn < Sb < As d. As < Sb < Sn
asked by Sam 
womens studies
Hello, I need to look up some research and I need to find a country other than the congo that I can add something about how the country goes along with Vday where they stop violence and rape. thanks
asked by chris 
English
please proof read my essay & tell me what changes i musts make. thanks The novel Dracula by Bram Stoker is composed of a collection of letters, journal entries, phonographs, and newspaper cuttings. This narrative style has several advantages, which make
asked by Bonnie 
chemistry
Calculate the concentration, in percent by mass, of a refrigerant brine solution which is 4.03 M in NaCl with a density of 1.116 g mL1.
asked by keely 
Early Child Ed.
Is "B" the best answer for this question? Language prompts used by lowincome caregivers reveal a need for training in: A) approaches for eliciting referential language and labels. B) expanding question formats to obtain a child's elaborations and
asked by Ms. Sue this is for youplease read and help!! 
AP Statistics
Suppose a Normal model describes the fuel efficiency of cars currently registered on your state. The mean is 24 mpg, with a standard deviation of 6 mpg. Describe the fuel efficiency of the worst 20% of all cars. I know that you convert 20% into decimal
asked by Courtney 
IB
What resources does an International Internet retailer need other than merely a storefront on the Internet?
asked by Help T 
SCI 275
help please! CLASS  Please see the attached figure. How do the three factors shown in the figure interact to promote sustainable development? [img src="@7140725"]
asked by dawn 
accounting, question
I need help how do you calculate a first year's net income under both the cash basis and the accrual basis of accounting?
asked by student acc 
art
Why did ancient stlye not change much over it 3,000 year existance?
asked by Tabetha 
Politics
How did the democratic party feel about Vietnam and Watergate?
asked by Amanda 
Social Studies
I am having a problem with the following question. I have read and reread my text book in search of the proper answer to no avail, so I turn to this board for assitance please. In comparison to political life on the continent, the British system was A.
asked by Keith 
Literature
Can someone please help me? I need 25 important events from the call of the wild, and I am having trouble finding them.
asked by Anonymous 
English
In which sentence does the pronoun agree with the antecedent(s)? 1. Maureen called the children for her meal. 2. The waiter refilled their glasses as they emptied it. 3. Mary and Jill won't eat her vegtables. 4. The boys want their dessert now.
asked by Anonymous 
English
Choose the sentence in which the verb has a direct object. 1. Sge is insecure. 2. I walked away. 3. George is furious. 4. They won the game.
asked by Anonymous 
renny
what is the mechanism of regulation of vasoconstriction and vasodilation
asked by glady 
Algebra
simplify the following expression 10x  12x
asked by Todd 
Algebra
distributive property 2(y  7)
asked by Im stuck  help 
Need help in math
Janet took a test that contained 328 questions. She answered 75% of the questions. How many questions did she answer. please show your work thanks
asked by Anonymous 
math urgent please help
Mrs Buttler bought 1,800 shares of Stairwell Mutual Fund At an offer price of $3.00 per share. She later sold the shares at a net asset value of $4.60m per share. During the time Mrs Buttler owned the shares, Stairwell Mutual paid adividend of $0.80 per
asked by Anonymous