Questions Asked on
May 28, 2011

chemistry
What is the IUPAC name for the following molecules: 1. CH3CH2N(CH2CH2CH3)CH2CH3 2. CH3CH2N(CH3)CH2CH3 I tried N,Ndiethylpropanamine for the first one and Nmethyl3,4ethanamine for the second one, but my instructor said they were wrong. If anyone could
asked by George 
acrostic poem
write an acrostic poem about summer vacation. begin each line with a word or phrase that starts with the letter on that line v  a  c  a  t  i  o  n 
asked by malvika 
physics
Define the linear charge density of an infinitely long thread, if the work force field to move a charge Q = 1 nC at a distance r ₁ = 5 cm to r ₂ = 2 cm in the direction perpendicular to the filament is 50 uJ. Определить линейную
asked by lisa 
science
which two gases have been added to Earth's atmosphere in large amounts and are believed to have increased global warming by absorbing infrared radiation? 1. neon and argon 2. chlorine and nitrogen 3. hydrogen and helium 4. methane and carbon dioxide
asked by help 
chemistry
what is the balanced equation of NaHCO3+CH3OOH>H2CO3+NaCH3COO
asked by michelle 
Math
A watch cost $75.99. If the sales tax rate is 6.25%, what is the amount of sales tax? Please show work or the explanation you used!
asked by Jennie 
chem
Which metal will react spontaneously with Cu^2+(aq) at 25 degree celcius? between Ag, Au, Mg, and hg?
asked by Alex 
Statistics
Supposed (as is roughly correct) that each child born is equally likely to be a boy or a girl and that sexes of successive children are independent. If we let BG mean that the older child is a boy, and the younger child is a girl, then each of the
asked by Chelsea 
Chemistry
Balance the following redox equation by the oxidation number methode Ag + HNO3 = AgNO3 + NO + H2O I have all the oxidation numbers i just don't understand how i'm supposed to balance it according to them. I read the sites and i can't get it. Do i balance
asked by Amber 
math
A fruit drink is made up of 20% orange juice, 35% apple juice and the rest water. Calculate these ratios. a. orange juice to apple juice b. water to orange juice
asked by dhara 
English
In 3–5 sentences, write down what you told someone in that conversation. Once you write your sentences, go back and identify the sentence type of each one. They will be one of these three options: simple sentence, compound sentence, or complex sentence.
asked by Felicia 
math
Sunae's group of close friends are going to fifth grade in September. All are going to Belleview Elementary and their homerooms will be rooms 12, 14, or 16. All of her friends but 4 are going to room 12, all but 4 are going to room 14, and all but 4 are
asked by anne 
statistics Urgent please!!!!!!!!!!!!!!!!!!!!!
A sample of n = 5 scores has a mean of M = 12. What is ‡” x for this sample?
asked by Dottie 
Chemistry
Given the equation 2H^2S(g) 2H^2(g) + S^2(g) With a Kp = 1.2x10^2 at 1338 Kelvin Find the value of Kc for the reaction H^2(g) + 1/2S^2(g) H^2S(g) at 1338 Kelvin
asked by K 
science
How do nutrients from fertilizing lawns affect the health of the soil?
asked by Anonymous 
Juwayria Highscholl
An obsever is looking out to sea from the top of a building that is 30 m above sea leavel. He observera ship at an angle of depression of 10. How far is the ship from the foot of the bulding?
asked by Ashley 
Algebra (I think)
Bruce earns 1.5 times his normal hourly rate for each hour he works after 40 hours in a week. He worked 53 hours this week and earned $833. What is his normal hourly rate?
asked by Someone AWESOME (who rocks!) 
Geometry
I really need help with question I know its simple but I just cant seem to get it: Brendan set his watch at 8:30 A.M. At 2:30 P.M. he noticed his watch had lost 5 minutes. How many minutes in all did his watch lose by 8:30 A.M. the next day? A.15 B.20 C.30
asked by Anonymous 
Information Technology
I have this assignment due tonight in about 2 and a half hours. I am going to try to finish it the best that I can but I do not know if I will be able to. I really am stuck. I have no idea where to even start on this. Can somebody please help?! • Read
asked by Josh 
Math
Triangle ABC is inscribed in a circle such that A and B are the endpoints of a diameter. CD is the altitude drawn to AB. If AC=15 and BD=16, compute the value of (AD*BC/CD)3
asked by Eric 
math
anis bought 809 dragon fruits at rm5 each. 5 of them are rotten.if she sold all the remaining dragon fruits at a price rm6 each,what her percentage profit?
asked by tyramichy 
computer
difference between secondary storage devices
asked by prerna 
Managerial Economic
? How could rationing coupons insure that consumers with the highest values get the limited amount of a good supplied when government price ceilings create shortages?
asked by Anonymous 
English
1. Dr. Kim's office is between the library and the bank. (What is "Dr. Kim's office"? In this sentence does office mean 'clinic'? Or is 'office' a room where people work, usually sitting at desks?) 2. He is Dr. Kim. (In this sentence, what does "Dr. Kim
asked by rfvv 
English
Open : 9:00 am.¢¦ 5:00 pm. (Mon ¢¦ Fri) (How do you read the above?) 1. From nine am. to five pm. (from Monday to Friday) 2. nine am. to five pm. (Monday to Friday) 3. From nine am. through five pm. (from Monday through Friday) 4 nine am. through five
asked by rfvv 
Science
If a 500kg horse is moving at a speed of 15 mph what is its kinetic magnitude?
asked by Ian 
Math
STATISTICS Why is collecting data on the same time everyday more accurate when compared to collecting data at different times everyday?
asked by Suzanne 
Basic Programming Language
Write the force of attraction between 2 bodies with the formula f = G mm r2
asked by Comfort Emma 
physics
Электрон влетает в пространство между обкладками плоского конденсторы параллельно обкладкам и посередине зазора между ними. При какой
asked by lisa 
maths
the price of meat increase from 110 to159 what percentage increase
asked by john 
math
definite integral from 0 to pi/2 of cos(theta)
asked by junior 
algebra
bayside insurance offers two health plans. Under plan "A" Giselle would have to pay the first $90 of her medical bills plus 25% of the rest. Under plan "B"Giselle would pay the first $190 but only 20% of the rest. For what amount of medical bills will plan
asked by ken 
geometry
Devin's bathroom measures 6 feet by 10 feet. He wants to cover the floor with square tiles. The sides of the tiles are 6 inches. How many tiles will Devin need?
asked by johana 
geometry
A square garden has a perimeter of 48 meters. A pond inside the garden has an area of 20 square meters. What is the area of the garden that is not taken up by the pond?
asked by johana 
chemistry
What are the effects on chemical equilibrium of following; Temperature , Concentration and Pressure.
asked by sam 
music
How to set a tune?
asked by sam 
Life orientation
Five ways in which the human or environmental impacts on the community such as hiv
asked by Thabo 
statistics
Given 84 boxes of cereal with 22 high fiber,33 low fiber,and 53 high calorie. What is the probability of selecting a high calorie given high fiber? What is the probability of selecting a high calorie given low fiber?
asked by Rae 
Mathematics
Hi, Can someone check this for me .. please A tuning fork has a wavelength 0f 136 centimetres. Given that the speed of sound is 340 metres per second what is the frequency of the tuning fork ?? Frequency = speed / wavelength Then 340 / 1.36m (136cm) = 250
asked by Alan 
pre algebra
Jerome, Morgan, and Bly compete in a 10kilometer race with 5 other athletes. What are the odds that they finish in the top 3 places?
asked by emma 
microeconomic
Use the concepts of consumer and producer surplus to explain why a rent ceiling may fail to improve the welfare of lowincome renters. What alternative policies to assist these people can you suggest?
asked by sisca 
Auto  5/28
What can affect the resistance of a conductor?
asked by Alex L. 
math
at the beginning of the week a particular stock sold for 29 3/8 per share. at the end of the same week it sold for 31 2/8. what was the amount of inctrease per share?
asked by josie 
Science
Which pairs of substances will form a buffer when mixed in equal concentrations? A)NaOH and HCl B)NH3 and NH4+ C)H2O and NH3 D)KCl and NaCl E)HF and F
asked by Pierre 
chem
Which metal will react spontaneously with Cu^2+(aq) at 25 degree celcius?
asked by Alex 
Economics REALLY URGENT!!!!!
Hi my assignment is due like TODAY. I need three simple criterion to evaluate whether it is good to buy shares in a company. So far I have the profability of shares, the potential for a share to be bluechip but I am lacking a third. I'm stuck because I
asked by Em 
math
7.86 × 4.6
asked by Anonymous 
Math 100p
78 students 10 of them are freshmen what fraction of the class are freshman
asked by John 
physics
Two capacitors to 3 uF charged to a 100 V, and the other to 200 V. Determine the voltage between the plates, if the capacitors connected in parallel Два конденсатора емкостью по 3 мкФ заряжены один до 100 В, а
asked by lisa 
American Studies
Identify two causes of urbanization (growth in city life) and explain how each changed the geography of the United States.
asked by Brittany 
really easy maths,
Okay this is really embarassing to ask but how do you express 23.8million in numbers. Is it 23,800,000?
asked by Em 
statistics
A sample of n = 5 scores has a mean of M = 12. What is ‡” x for this sample?
asked by Dottie 
math
There are 900 threedigit integers. The number of threedigit integers having at least one repeated digit is also a threedigit number. If that number is represented by abc where each letter is a digit, compute ab+c (I came up with 252 integers so when I
asked by alex 
Math
Five children play a game in which players either gain 1 point or lose 1 point. After several games, the number of points won is equalto the number of points lost. If no two children have the same final score and the overall winner has fewer points than
asked by Eric 
math
The numbers 38, x, 8, and y form an arithmetic sequence. Compute x+y
asked by theo 
Chemistry
Given the equation NO(g) + 1/2)O^2(g) NO(g) at 457 Kelvin with a K = 7.5 x 10^2 Find the K value for the equation 2NO^2(g) 2NO(g) + O(g)
asked by K 
math
How many real number solutions exist for 2x2 8x 8 = 0?
asked by k 
eth 125 week7
Part I Complete the chart following review of relevant information provided in Chapters 9 and 10 of our reading material. The first three groups are identified for you. Select a fourth group considered as Hispanic/Latino from the readings in order to
asked by Jessica 
Economics
Hi My three criterion are now, if the share is bluechip or not, the companies PE and its comparison to the S&P/ASX200. Regarding the companies I have compared it to a rival companies PE, I said that it is good that its PE is higher than the other company
asked by Em 
Economics
HI When I analyise the competitor, I cannot find the EPS for Virgin Blue Holdings on the finance link of the website you gave me.
asked by Em 
American Studies
Affordable housing and improved transportation allowed people to begin to move away from central cities to the suburbs Think: When did affordable housing and highways come about? The industrial revolution gave rise to urbanization Think: When was the first
asked by Brittany 
physics
Два равных отрицательных заряда по 9 нКл каждый находятся в воде (ε=81) на расстоянии 8 см друга от друга. Определить напряженность и потенциал
asked by lisa 
calculus!!! please help!!!
f(x)=2x^3x^2+1 [1,4]=interval Set up the limit process (once with right endpts, and the other with left entdpts.) to find the area under the curve and above the xaxis on the given interval Should the right and left endpt limit set ups have the same area?
asked by Kajal 
English
Here are some sentences I'd like you to check Midlands 1) Joe and Simon ad successfully climbed to the top of Siula Grande, one of the most difficult mountains in the Andes. 2) They decided to climb down the mountain in spite of the dangerous weather
asked by Henry1 
business
Seminar Towards integrated business policies
asked by Benjua 
mathematics
∫_0^(1/2)xdx/√(1x²)
asked by lisa 
pinciples of marketing
what is a good emotinal advertising that could be used that would have a marketing focus
asked by Annonymous 
world history
During the fourteenth century, Japanese women of aristocratic rank A. saw marriage customs change to their detriment. B. were transformed because of their ability to hold their own property separately from their husbands. C. became freer due to the
asked by bob 
Com/155
Can some one check these for correct advebs and adjectives. I was extremely irresponsible in my younger years. I was not fully educated with credit card debt. The debt added up much faster than expected. The interest rates were extremely high. The
asked by Tammy 
emotinal advertising on life that have a marketing
what is a good marketing focused emotional advertising on living
asked by Annonymous 
corporate finance
A company began the year with retained earnings of $1,000. Net income for the year was $250, it repaid $350 of its line of credit balance, and it paid dividends to its shareholders of $200. What was the company’s retained earnings at the end of the year?
asked by baby 
mathematics
∫ _0^(1/2)xdx/√(1x²) the half should be at the top of this ∫ and the zero at the bottom.
asked by lisa 
principles of marketing
what would be a good emotional advertising topic? I am having such a hard time trying to find something to write about please help me.
asked by Annonymous 
algebra
its graph opens upward and its vertex is at the origin. give an example of a quadratic function.
asked by Bree 
Chemistry
0.100 mol of SO2 and 0.100 mol of O2 are introduced in a flask of 1.52 L. When in equilibrium, 203 is found to be 0.0916 mol. Determine kp. 2S03(g) 2SO(g) + O2(g) In order to solve this question 1st I made an ICE table and I got the values 2SO3 2SO + 02 I
asked by K 
college algebra
I NEED TO WRITE AN EQUATION OF THE LINE WITH THE GIVEN SLOPE AND GIVEN YINTERCEPT LEAVE ANSWER IN SLOPEINTERCEPT FORM SLOPE 2/3,YINTERCEPT (0,5)
asked by sharon 
Math
What is an equation for the function that gives the values in the table? xl 2 l 3 l 4 l yl10l13l16l In other words, x2, y10, x3 y13, x4 y16
asked by Bernice 
Math
What is an equation for the function that gives the values in the table? xl 2 l 3 l 4 l yl10l13l16l In other words, x2, y10, x3 y13, x4 y16
asked by Bernice 
Math
What is an equation for the function that gives the values in the table? xl 2 l 3 l 4 l yl10l13l16l In other words, x2, y10, x3 y13, x4 y16
asked by Bernice 
business
how are business ethics different from and similar to laws?
asked by toni 
POS110
explain the concept of "a belief in equal rights has often led to the belief in equality of opportunity"  I am not wanting the answer, just help in HOW to answer this question. I have been out of school for a LONG time and just started taking classes.
asked by heather 
Economics
Hi. Okay so a nominal penny is a placeholder that is used to evade giving the real EPS? Another place says the EPS for Virgin Blue is betweeen 18 and 19c. Do you think I should ditch comparing Qantas to VIrgin Blue and instead compare historical? If so how
asked by Em