Questions Asked on
June 7, 2014

Maths!
Find the sum of all multiples of 5 between 100 and 300 inclusive. Ans: 8200 I do not know how to do this. Really do appreciate step by step workings and explanation. Thanks!
asked by Ariana 
Chemistry
Which formula represents an organic acid? HCOOCH3 CH3CH2OH CH3COCH3 HCOOH Can you please help me
asked by Kiki 
statistics
The outcome of a standardized test is an integer between 151 and 200, inclusive. The percentiles of 400 test scores are calculated, and the scores are divided into corresponding percentile groups. Quantity A Minimum number of integers between 151 and 200,
asked by faysakelahi 
physics
a train 100m long is to cross a river bridge of length 800m. what time it take to cross the bridge ?velocity of train is 36km/h.
asked by akanksha 
Finance
Pretty Lady Cosmetic Products has an average production process time of 40 days. Finished foods are kept on hand for an average of 15 days before they are sold. Accounts receivable are outstanding an average of 35 days, and the firm receives 40 days of
asked by James 
statistics
300 test results are integers ranging from 15 to 75, inclusive. Dominick’s result is clearly in the 80th percentile of those results, not the 79th or the 81st. Quantity A Number of other test results in the same percentile as Dominick’s Quantity B
asked by faysakelahi 
READING
words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,rigor,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of course work were greater, she
asked by Anonymous 
physics
Which one of these statements regarding nonconservative forces is FALSE? Select one: a. A nonconservative force cannot have a potential energy defined for it. b. The work done by a nonconservative force may be either positive or negative depending on
asked by jake 
Chemistry
How many grams of pure H2SO4 can be obtained from 250 grams of iron ore if the ore is 82% FeS2? The reactions involved are given below: 4FeS2 + 11 O2 > 2 Fe2O3 + 8 SO2 (95% efficient) 2SO2 + O2 > 2SO3 (90% efficient) SO3 + H2O > H2SO4 (90% efficient)
asked by Veronica 
math
QuickBooks records revenue when an invoice is generated, even though cash has not been received." Is this practice acceptable? Why or why not?
asked by tota 
maths
John wishes to determine the height of a flagpole. He takes a sighting of the top of the flagpole from point P. He then moves further away from the flagpole by 20 metres to point Q and takes a second sighting. Given the angle Q is 28 degrees and angle P is
asked by Shane 
reading
words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,rigor,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of course work were greater, she
asked by Anonymous 
physics
Which one of these statements regarding nonconservative forces is FALSE? Select one: a. A nonconservative force cannot have a potential energy defined for it. b. The work done by a nonconservative force may be either positive or negative depending on
asked by jake 
Chemistry
Which formula represents an organic acid? HCOOCH3 CH3CH2OH CH3COCH3 HCOOH
asked by Kiki 
physics
The charge on two pith balls can be calculated by knowing their masses and observing the angle of separation between the balls. If both balls are equally charged and they are suspended by strings that are 1.0 m long, calculate that charge. (mass for both
asked by grey 
calculus
The Audubon Society at Enormous State University (ESU) is planning its annual fundraising "Eatathon." The society will charge students 90¢ per serving of pasta. The only expenses the society will incur are the cost of the pasta, estimated at 20¢ per
asked by Anonymous 
physics
two positive points charges of 15c and 13c are placed 12cm apart . find the work done in bringing the two charges 4cm closer.
asked by asad 
Stats
5. A person’s blood glucose level and diabetes are closely. X is a random variable that measures the milligrams of glucose per deciliter of blood. After a 12 hour fast, x has an approximate normal distribution with a mean of 85 and a standard deviation
asked by Mark Riverside 
Chemistry
A 0.500L vessel initially contains 0.0125 mol of H2S2 . Find the equilibrium concentrations of H2 and S2. Kc = 1.67 x 10^7 2 H2S 2 H2 + S2
asked by Veronica 
Algebra
Is the following set a function? {(3, 4), (1, 2), (4, 9), (6, 15)} Thank you
asked by Mary Ann 
reading
Both Greta and Fred were on the bus that arrived in Pittsburgh. Fred was glad to be home. He looked forward to visiting with old friends. Greta, on the other hand, dreaded seeing her old boyfriend. She already missed her days in New York City. 3. What can
asked by Chance 
math
For the next eight problems, use the following scenario to find the probabilities: Jane has 4 quarters, 5 dimes, 6 nickels, and 2 pennies in her change purse. Two coins are drawn at random and the first coin IS NOT REPLACED.
asked by corina 
English
There is a shelf on the wall. He seems to use it as a bookshelf. On the shelf, there are two books. We can say he enjoys reading books. A basketball is on his uniform. We can see the top Tshirt and the bottom trunk. He seems to enjoy playing basketball.
asked by rfvv 
English
What is in the classroom? 1. There is a blackboard in the classroom. 2. There are lots of lockers in the classroom. 3. There are chairs and desks in the classroom. 4. There are many school bags in the classroom. Good job! What else can we see in the
asked by rfvv 
MATH
1. The table shows the results of spinning a fourcolored spinner 50 times. Find the experimental probability and express it as a decimal. P(not red) = ? red  blue  green  yellow  20  10  9  11 (1 point) a 0.6
asked by Anonymous 
statistics
company A has 110 employed, company B has 750 employed and company C has 250 employed. Compute the probability that an employee selected at random comes from company A or B.
asked by iris 
Physics
Explanation of twin paradox in regards to special relativity theory.
asked by Tom 
maths
If an amount of Rs 10,000/ is invested at a simple interest of 12% per annum, how much it will become at the end of 5 years ? And if this amount is invested at a compound interest of 10% per annum (the interest being compounded on yearly basis), how much
asked by sadhana thakur 
English
Let me introduce our team's favorite restaurant. Our team's favorite restaurant is Yumyum Tteokbokki(It is seasoned and cooked long rice cake). It's next to the stationery store in front of our school. Tteokbokki in the restaurant is sweet and hot. I often
asked by rfvv 
chemistry
C+HNO3=H2CO3+H2O+NO2 which type of reaction is it.
asked by RAHUL SAHU 
music
Me and my friend are doing a wake and shake... ( it's a dance routine just are teachers call it that.) for our 'take away homework' at homework hut... We are really stuck for popular music I have a couple , but I'm not to sure if my friend agrees on them:
asked by Emz 
algebra
solve for the indicated letter. y=5x, solve for x d=55t, solve for t
asked by Lisa 
Lone Peak High
How much of a stock (18.5 M) HCl solution would be required to make 100mL of 0.025 M HCl?
asked by Annie 
music
I have chosen Radioactive for my musical dance routine with my friend. I love this website and Radioactive. So.. I need a bit of help. I'm sticking to the song no matter what and I need advice from music tutors. This is what I have so far: Song playing in
asked by Emz 
Calculus
An object with an initial position of x(0) = 3 has a velocity of v(t) =sin(t). Find its position at t =2.
asked by Jamie 
Engg Mechanics
Blocks A and B of weight 200N and 100N respectively, rest on a 30 inclined plane and are attached to the post which is held perpendicular to the plane by force P, parallel to the plane, as shown in fig. Assume that all surfaces are smooth and that the
asked by Kishore 
Algebra/Can someone show how it is done
Tell what the output value is for the function machine for the given values. x down to x_____x^2 + _____X^2 +1 down to x^2 +1 It looks like a machine. A)5 B)9 C)7 D)1/2 E)t Can you show how it is to be done
asked by Mary Ann 
science
The rest mass of a particle is 10^24kg.It is moving with a velocity of 1.8*10^18m/s. Calculate its mass when it is in motion.
asked by amit 
math
the sum of 11terms of A.P is 891.find the 28th and 45th terms if the common difference is 45
asked by emi 
u.s. history
How many people died from the epidemic each month in the United States? *how many people died altogether come 675,000 Americans died altogether how many people died on each continent? i can't find these last two questions
asked by Please Help 
Math
Using the term structure in Problem 29 what is the present value of an investment that pays $100 at the end of each of years 1., 2. and 3? If you wanted to value this investment correctly using the annuity formula which discount rate should you use?
asked by J 
Maths
18 children in the class have brown eyesthat is 60% of the class with brown eyes.how many children are there in total in the class?
asked by Zhewar 
chemistry
What are the differences between cis and transisomers?
asked by slomomo 
chemistry
How are cis trans isomers used for night vision?
asked by slomomo 
physics
Using that velocity, and the information from above, compare the total momentum just before the collision with the total momentum after the collision. (again let the masses of the balls be m) , it is a lab question , i was just wondering what formula to
asked by grey 
Physics
Frank is traveling the posted speed limit of 36 mi/hr in a school zone. A deer darts out between two cars. He instantly hits the brakes and the car decelerates at a rate of 5.0 m/s^2. a) how much stopping distance will he require in (meters)? b) If he was
asked by Luis 
math
A piece of stick is 65cm long. How much less than a metre is its length? I know that 100 cm = 1 m So I minus 65 cm from 100 that equals to 35
asked by star 
Science
2.38g of black copper oxide is completely reduced by hydrogen to give copper and water. What are the masses of copper and water
asked by Gabrielle 
Math
The sum of two numbers is 83. The difference is 11. Find the two numbers.
asked by The Doctor 
math
Jake has $2.80 in dimes and quarters. he has 7 more dimes than quarters. how many quarters does he have?
asked by dean 
Physics
An engine of the orbital maneuvering system (OMS) on a space shuttle exerts a force of for 3.90 s, exhausting a negligible mass of fuel relative to the 95,000kg mass of the shuttle. (a) What is the impulse of the force for this 3.90 s? (b) What is the
asked by Anonymous 
PSY/405
I need helping finding information for my homework assignment please. Create a 2 to 3page brochure including graphics, on traditional psychodynamic theories. Describe personality. Discuss the main tenets of each theory, how they apply to personality and
asked by ANGELA 
physics
Which one of these statements concerning elastic collisions is FALSE? Select one: a. The two objects remain together after collision b. The kinetic energy is conserved c. The momentum is conserved
asked by jake 
college physics
You shoot a 57 gram dart vertically upwards from a catapult with a spring constant of 379 N/m. The catapult is initially stretched from the equilibrium point by 30 cm. What is the height above the starting point reached by the dart? Ignore air resistance
asked by wes 
college physics
A horizontal spring with a spring constant k = 322 N/m is uncompressed from a length of 1.4 cm back to its unstretched length. Calculate the change in potential energy in Joules to 2 s.f.
asked by wes 
math
If money can earn 5.25% compounded monthly, what is the value of an annuity consisting of annual payments of $2500 continuing for 16 years? The first payment will be received today.
asked by Anonymous 
chemistry
How would you do this question: A student dissolved 5.0 g of vitamin C in 250 mL of water. The molar mass of ascorbic acid is 176 g/mol, and its Ka is 8.0 × 10−5. Calculate the pH of the solution. Note: Abbreviate the formula of ascorbic acid to HAsc.
asked by Q 
reading
succomb means?
asked by Anonymous 
Numer Theory
1+2+3+...+n=(1+n)+(2+(n1))+(3+(n2))+... =(1+n)+(1+n)+(1+n)+... How many copies of n+1 are in there in the second line? with n=6 and n=7
asked by Tiffany 
Chemistry
how would you do this question when i did it i did log(1.0) but that is just 0 so what it the procedure to do this question Calculate the pH of a 1.0 mol/L aqueous solution of sodium benzoate. Note: Only the benzoate ion affects the pH of the solution.
asked by Annie 
Math
Hello. I need help with this question. A coin is tossed and a number cube is rolled. What is P(heads, a number less than 5 A 1/3 B 5/12 C 2/3 D 5/6 Based on the Info given, i can not figure out the answer to this question.
asked by Anonymous 
physical science
A solution that contains a large amount of salt and a small amount of water is said to be a __________ solution. A. dilute B. unsaturated C. concentrated D. saturated
asked by Unmei 
vocabulary
Please check for correction ! words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,rigor,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of
asked by chanel 
Intermediate Algebra
Find the volume of the air mattress if h = 60 inches and w = 26 inches. The mattress is 2 inches thick.
asked by Augusta 
physics
You shoot a 57 gram dart vertically upwards from a catapult with a spring constant of 379 N/m. The catapult is initially stretched from the equilibrium point by 30 cm. What is the height above the starting point reached by the dart? Ignore air resistance
asked by jake 
physics
An electron reaches a speed of 3.0 × 107 m/s when released beside the negative plate within a parallel plate accelerator with a gap of 15.0 cm. If the mass of an electron is 9.11 × 10−31 kg, what is the potential difference between the plates?
asked by grey 
physics
Which one of these statements concerning elastic collisions is FALSE? Select one: a. The two objects remain together after collision b. The kinetic energy is conserved c. The momentum is conserved
asked by jake 
reading
words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,rigor,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of course work were greater, she
asked by Anonymous 
Physics
June stands on the roof of the house which is 22.8 m high and she throws the ball at an initial speed of 4.90 m/s downward at Ben who is 1.80m tall. a) With what speed does she hit her target's head and b) how much time was it in the air? Displacement= 21
asked by Luis 
Algebra/not sure what to do
If f(x) = x − 8, find the following. How do I find f(p) Thank you
asked by Mary Ann 
Algebra confused/Thank you
Solve the system by graphing. (If the system is inconsistent, enter INCONSISTENT. If the system is dependent, enter DEPENDENT.) 3x + 2y = 5 4x − 3y = 1
asked by Mary Ann 
Maths
2014 numbers are placed along the circumference of a circle. When any five successive numbers are added, the total is always 40. What are these 2014 numbers? Please explain how you figured this out. Working is really appreciated.
asked by Tanvi 
statisticsbob
Perform a oneway ANOVA analysis, testing at the 0.05 level. Also, calculate the mean number of sick days for each group. Describe your results. But equally important, also explain what you would do if you owned your own company. Would you pay for your
asked by Anonymous 
chemistry
i need help solving this Benzoic acid is a weak, monoprotic acid (Ka = 6.3 × 10−5). Calculate the pH and the percent dissociation of each of the following solutions of benzoic acid. Then use Le Châtelier’s principle to explain the trend in percent
asked by Q 
PreCalc
2. The polar coordinates of a point are given. Find the rectangular coordinates of each point. a. (5,(π / 4)) b. (2,(π / 6)) NOTE: I tried to do these myself and got that: a= (4.99,0.27) b=(1.99,0.11) Which I know these are wrong, so I don't know how
asked by Katie 
physics
Calculate the mass of the star using the fact that the period of the planet is 3.07 × 107 s and its distance from the star is 1.26×1011 m. Answer in units of kg
asked by anon turtle