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2012
October

Questions Asked on October 15, 2012

Calculate the entropy change when 2.42 g ofH2 reacts with O2 according to the reaction 2 H2(g) + O2(g) → 2 H2O(ℓ) at 298 K
1. 2 answers
2. asked by Austin
3. 2,193 views
Find the verticle, horizontal, and oblique asymtopes if any.#1 (x^2 +6x+5)/2x^2 +7x+5 y= (1/2) and x= -5/2 and -1 #2 (8x^2
1. 1 answer
2. asked by Rebekah
3. 920 views
A transformer has 3,000 loops in its primary coil and 1,500 loops in its secondary coil. What is the voltage in the secondary
1. 1 answer
2. asked by christine
3. 841 views
5=15-24a/6
1. 1 answer
2. asked by Anonymous
3. 334 views
Cl2O2 (g)---> 2ClO (g)Time [Cl2O2] (M) 0....... 6.60*10^-8 172..... 5.68*10^-8 345..... 4.89*10^-8 517..... 4.21*10^-8 690.....
1. 1 answer
2. asked by Brunette
3. 573 views
5=15-24a/6
1. 1 answer
2. asked by Anonymous
3. 296 views
Find the accumulated amount A if the principal P = $3,000 is invested at the interest rate of r = 9% per year for t = 5 years,
1. 1 answer
2. asked by Anonymous
3. 1,273 views
what is the color a mixture of sodium and potassium compounds??What is the color a mixture of sodium and potassium compounds
1. 2 answers
2. asked by Maria
3. 548 views
a 15.0 kg mass and a 2.00 kg mass are connected bya string that passes over a frictionless pulley, the 15.0 kg mass lies on a
1. 1 answer
2. asked by bennie
3. 851 views
Calculate the equilibrium constant at 300 Kfor the reaction HgO(s) ↽⇀ Hg(ℓ) + 1/2O2(g), given the data delta S delta h �
1. 1 answer
2. asked by Austin
3. 618 views
I make A snack mix by combining 3/4 of a pound of gummy bears with one pound of peanuts. I have 3 1/4 pounds of peanutsa) how
1. 0 answers
2. asked by b6
3. 425 views
in 1997 there were 3344 amusement parks in the u.s.. this decreased by 148 in 2002 then grew by 47 by 2008 how many amusement
1. 1 answer
2. asked by ellis
3. 573 views
A car is traveling down a hill that makes an angle of 14° with the horizontal. The driver applies her brakes, and the wheels
1. 0 answers
2. asked by Anonymous
3. 704 views
6. There are three major health care concerns: access, cost and quality. Is itpossible to correct all three problems
1. 2 answers
2. asked by Anonymous
3. 647 views
calculate the theortetical percentage of water for the following hydrates.Calcium nitrate tetrahydrate Ca(No3)2 X 4H2O
1. 1 answer
2. asked by Rhonda
3. 694 views
workers want tangible rewards such as money and a pension, but they also welcome less concrete benefits, such as acclaim for a
1. 1 answer
2. asked by beth
3. 537 views
You have a population that has a mean of 100 and a standard deviation of 15. You randomly draw 100 people out of this population
1. 0 answers
2. asked by Jared
3. 530 views
tickets to a baseball game cost $25 each plus a $4.50 handling charge per ticket. if sharon has a coupon for $10 off and orders
1. 4 answers
2. asked by ellis
3. 1,112 views
Given the standard molar entropies measured at 25 C and 1 ATM pressure calculate delta S for the reaction 2al + 3 mg0 ---> 3mg +
1. 1 answer
2. asked by Tilly
3. 597 views
5 orange gas particles6 blue gas particles 3 green molecules of gas (two particles attached together) If the partial pressure of
1. 2 answers
2. asked by Anonymous
3. 11,842 views
A car company states that their car canaccelerate from rest to 70km/h in 7 seconds. What is the cars average acceleration?
1. 1 answer
2. asked by Tri County north
3. 517 views
Marie is 13years older than Joann. The sum of their ages is 55. How old is Joann?
1. 1 answer
2. asked by Sue
3. 427 views
I really need help on this question so please help me.Make an organizer to compare government under a republic (the
1. 2 answers
2. asked by Sarahh
3. 851 views
A car traveling in a straight line has a velocity of +3.3 m/s. After an acceleration of 0.71 m/s2, the car's velocity is +8.8
1. 2 answers
2. asked by logan
3. 637 views
In 1960, the population was 291000. In 1970, the population was 480000. Assuming exponential growth, what is the annual percent
1. 3 answers
2. asked by Megan
3. 479 views
in a recent year, 286 female deer were born in clark county. this is 93 fewer than the number of male deer born. how many male
1. 3 answers
2. asked by ellis
3. 492 views
A mountain climber, in the process of crossing between two cliffs by a rope, pauses to rest. She weighs 575 N. As the drawing
1. 2 answers
2. asked by Jiim
3. 3,048 views
You have a population that has a mean of 100 and a standard deviation of 15. You randomly draw 100 people out of this population
1. 2 answers
2. asked by Jared
3. 615 views
In 1960, the population was 291000. In 1970, the population was 480000. Assuming exponential growth, what is the annual percent
1. 1 answer
2. asked by Megan
3. 491 views
An autographed baseball rolls oﬀ of a 0.59 mhigh desk and strikes the ﬂoor 0.42 m away from the desk. How fast was it
1. 0 answers
2. asked by Anonymous
3. 674 views
a dog toy is on sale for 20% off the orginal price. if the orginal price of the toy is $3.80 what is the discounted price? i got
1. 3 answers
2. asked by ellis
3. 665 views
I make A snack mix by combining 3/4 of a pound of gummy bears with one pound of peanuts. I have 3 1/4 pounds of peanutsa) how
1. 3 answers
2. asked by EM
3. 763 views
An automobile with an initial speed of 6.60 m/s accelerates uniformly at the rate of 3.9 m/s^2Find the final speed of the car
1. 0 answers
2. asked by Anonymous
3. 673 views
when many native americans died from a disease called smallpox?
1. 1 answer
2. asked by maria
3. 365 views
Translate to a proportion and solve.Two cups of water are used for every 6 cups if flour when making paste. How many cups of
1. 1 answer
2. asked by Aradia Megido
3. 587 views
Imagine that Rasmussen College has asked the psychology department to research the study habits of its students
1. 7 answers
2. asked by Jaimie
3. 482 views
Graph the function.g(x)={x+2, x less than or equal to -3 1/2x-2, x>-3
1. 5 answers
2. asked by Kristi
3. 608 views
A cat chases a mouse across a 1.3 m hightable. The mouse steps out of the way, and the cat slides oﬀ the table and strikes the
1. 1 answer
2. asked by Anonymous
3. 920 views
On his 13th birthday he was 112cm tall and on his 14th birthday he was 121cm tall. Assume a geometric monthly growth rate. What
1. 1 answer
2. asked by Cody
3. 390 views
What is the formula for barium chloride
1. 1 answer
2. asked by Libby
3. 373 views
A pelican ﬂying along a horizontal path dropsa ﬁsh from a height of 3.1 m. The ﬁsh travels 6.6 m horizontally before it
1. 0 answers
2. asked by Anonymous
3. 612 views
the level of water in a graduated cylinder is 52.7 ml. After a solid object weighing 100 g is added, the level is 87.4 ml. What
1. 1 answer
2. asked by mark
3. 649 views
7y = 49w - 35 I am not sure how the working out goes
1. 2 answers
2. asked by Paula
3. 842 views
Which of these two are the longest measure: Inch or Decimeter?
1. 1 answer
2. asked by Losa
3. 417 views
1)let k and w be two consecutive integers such that k<x<w. If log base 7 of 143 = x, find the value of k+w2) if 7 and -1 are two
1. 2 answers
2. asked by ANR
3. 433 views
If the pelican was traveling at the same speedbut was only 2.3 m above the water, how far would the ﬁsh travel horizontally
1. 1 answer
2. asked by Anonymous
3. 1,842 views
prescriptionchlorpheniramin 100 ml Lidocaine 2 oz banana flavoring 1 tsp Take 7 ml BID refridgerate at 40 degree F What is the
1. 4 answers
2. asked by Pharmacy calculation
3. 2,609 views
An automobile with an initial speed of 6.60 m/s accelerates uniformly at the rate of 3.9 m/s^2Find the final speed of the car
1. 1 answer
2. asked by Anonymous
3. 489 views
a real man does not do house work?
1. 1 answer
2. asked by Anonymous
3. 286 views
Which of the following is not an example of a soft-path solution?a) Community-operated ditches b) Micro-sprinkler systems c) New
1. 1 answer
2. asked by Tammy
3. 343 views
THE ANSWERS ARE NOT IN MY BOOK, MS SUE AND IF THEY WERE THEN I WOULDN'T ASK FOR HELPMake an organizer to compare government
1. 3 answers
2. asked by Sarahh
3. 1,144 views
The density of the Earth is about 3.5g/cubic centimeters. If the Earth has a radius of 1.126 by 10 (to the seventh power)
1. 1 answer
2. asked by Sam
3. 896 views
Two blocks rest on slopes of unequal angles, connected by a rope passing over a pulley. If the blocks equal masses, will they
1. 1 answer
2. asked by Anthony
3. 1,454 views
what is 2/5 od 550
1. 1 answer
2. asked by kirksey
3. 294 views
Values of the rate constant for the decomposition of N2O5 at four different temperatures are as follows:T(K) k(s^-1)
1. 3 answers
2. asked by Brunette
3. 5,068 views
What is the concentration of a solution made by diluting 95 mL of 6.0 M HCl to a final volume of 750 mL
1. 3 answers
2. asked by Tish
3. 6,407 views
Which of the following transition metal ions has a color? Cr3+ , hg2+, v2+ How can you predict that? I don't understand!!
1. 4 answers
2. asked by Catherine
3. 3,274 views
Make a spreadsheet to display how the total mass of a 500-kg elevator changes as 50-kg passengers are added one at a time.
1. 0 answers
2. asked by Shelbi
3. 377 views
I got the last question so please don't worry..These are the ones I get confused with. 7y +21 x - 15 = 4y- 12 + 13 I need to see
1. 1 answer
2. asked by Paula
3. 471 views
Use the Rational Zero Theorum and Descartes Rule of Signs as an aid in obtaining the first root.
1. 1 answer
2. asked by Anonymous
3. 480 views
What does the backdoor of Pichot’s symbolize for Grant?please write in paragraph form
1. 3 answers
2. asked by shan
3. 1,081 views
The annual nominal rate of interest on a bank certificate of deposit is 12%. What would be the effect of an inflation rate of
1. 2 answers
2. asked by Meredith
3. 558 views
Before determining the amount of sodium carbonate in a sample by titration with standard hydrochloric avid the anaylst decide to
1. 0 answers
2. asked by Brittany
3. 1,038 views
Determine the absolute and percent relative uncertainty expressing the result in the correct number of significant digitsa.) 6.2
1. 0 answers
2. asked by Brittany
3. 1,160 views
List the subsets of {P, N, D, Q}, where Q represents a quarter. How many subsets did you find?
1. 2 answers
2. asked by Alivia
3. 459 views
how do you find an exponent variable without logarithms?ex. 8.2=1.65(0.8)^n-1 thanks
1. 1 answer
2. asked by Derpy
3. 362 views
Make an organizer to compare government under a republic (the commonwealth), an abcolute monarchy, and a constitutional
1. 2 answers
2. asked by Sarahh
3. 469 views
Compare the 95% and 99% confidence intervals for the hours of sleep a student gets. Explain the difference between these
1. 1 answer
2. asked by KAOS
3. 434 views
The number N of bacteria in a refrigerated food is given byN(T) = 10T2 − 20T + 700, 1 ¡Ü T ¡Ü 20where T is the temperature
1. 1 answer
2. asked by Kristi
3. 3,311 views
i did my chart and i have filled almost everything but 3 questions. Please help me on these 3 questions.1. What is the role of
1. 0 answers
2. asked by Sarahh
3. 372 views
Phthalates used as plasticizers in rubber and plastic products are believed to act as hormone mimics in human. The value of
1. 6 answers
2. asked by Amanda
3. 5,242 views
The slope of the tangent line to the curve y= 3x^3 at the point (-1,-3) is:?The equation of this tangent line can be written in
1. 1 answer
2. asked by J
3. 2,467 views
75.0 G tartaric acid in 1 liter is what Molarity (moles/liter)? mw=150.087 g/mol
1. 1 answer
2. asked by Renee
3. 447 views
Sodium Na+ Intense yellowBarium Ba++ Green Calcium Ca++ Brick red Copper Cu+ or Cu++ Blue-green Strontium Sr++ ? Lithium Li+ ?
1. 2 answers
2. asked by Maria
3. 522 views
25 ml tartaric solution is tritrated with 31 ml ammonium equation rearranged for normality of ammonium: starting with N1V1=N2V2N
1. 1 answer
2. asked by Renee
3. 410 views
An arrow is shot horizontally from a 50 m cliff with a velocity of 15 m/s. As the arrow travels in its parabolic path, its new
1. 1 answer
2. asked by Daniel
3. 535 views
I am thinking of a number. If I add 4 to it, square the result, divide that result by 20, and subtract 4, the infal result is 1.
1. 2 answers
2. asked by Clayton
3. 678 views
Phthalates used as plasticizers in rubber and plastic products are believed to act as hormone mimics in human. The value of
1. 0 answers
2. asked by Amanda
3. 445 views
How much heat is necessary to change 500g of ice at-10 celsius to water at 20 celsius?
1. 5 answers
2. asked by erica
3. 5,855 views
Write an Assembly program to determine the price of a car rental. The car being rented costs $45 per day and frequent renters
1. 0 answers
2. asked by icysnow
3. 510 views
i need an acrostic poem of the word eukaryotic
1. 1 answer
2. asked by karina
3. 1,081 views
for depolarization of 1 mole of KMnO4, the moles of H2O2 required is_________
1. 2 answers
2. asked by krishna
3. 1,714 views
The complete combustion of 1.283g of cinnamaldeyde (C9H8O, one of the compounds in cinnamon) in a bomb calorimeter
1. 3 answers
2. asked by Amanda
3. 4,331 views
random sample of n = 16 scores is selected from a normal distribution with a mean of μ = 50 and standard deviation of σ = 10.a
1. 1 answer
2. asked by angela
3. 1,481 views
what does Planck mean when he states that energy in quantized?Ans: plank's theory proposes that the energies absorbed or emitted
1. 1 answer
2. asked by Maria
3. 419 views
Each equal side of an isosceles triangle is 3 1/2 inches longer than the base. The perimeter of the triangle is 2 feet. Find the
1. 1 answer
2. asked by Ray
3. 931 views
How does a story employ verisimilitude?
1. 1 answer
2. asked by Jazmyne
3. 427 views
if you had to design a firework show for a Christmas celebration , what elements would you include in the fireworks ? why ?I
1. 1 answer
2. asked by Maria
3. 377 views
How much L and concentration of NaOH do i need to neutralize 500 L 22% HCL?
1. 1 answer
2. asked by rebeka
3. 288 views
how to calculate the speed of sound at temp of -83F and 135F?
1. 1 answer
2. asked by tiffany
3. 349 views
In the past, ships often carried small cannons that wer used when approaching shore in a dense fog to estimate the distance to
1. 0 answers
2. asked by tiffany
3. 481 views
what frequency of sound travels in air @20 degree C has a wavelength equal to 1.7m?
1. 1 answer
2. asked by tiffany
3. 476 views
the frequency of middle C on a piano is 261.6hz. What is the wavelength of sound as it travels @room air and in water?
1. 2 answers
2. asked by tiffany
3. 2,696 views
A plane is flying 12,000 feet horizontally from a tall, vertical cliff. The angle of elevation from the plane to the top of the
1. 4 answers
2. asked by Mae
3. 2,251 views
I am having such a hard time approaching this problem. It would be great if you can help me.1.0 mole of CH4 react with 1.0 mole
1. 0 answers
2. asked by Lana
3. 662 views
I am having such a hard time approaching this problem. It would be great if you can help me.1.0 mole of CH4 react with 1.0 mole
1. 2 answers
2. asked by Lana
3. 740 views
5/6 of 3 find the product
1. 1 answer
2. asked by Anonymous
3. 245 views
what is prime triplet?
1. 1 answer
2. asked by chitla
3. 273 views
The alcohol in gasohol burns according to the reactionC2H5OH(l) + 3O2(g) --> 2CO2(g) + 3H2O how many grams of water are produced
1. 1 answer
2. asked by Lana
3. 1,326 views
who is pinochet
1. 0 answers
2. asked by dev
3. 268 views

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