Monday

October 20, 2014

October 20, 2014

Total # Posts: 1,879

**ACC**

someone help me with this questions please 1. How would the following costs be classified (product or period) under variable costing at a retail clothing store? Cost of purchasing clothing Sales commissions A) Product Product B) Product Period C) Period Product D) Period ...
*November 16, 2007*

**History**

I need to find detailed information on Charles Darwin, specifically, about his results and the RELIGIOUS PERSECUTION involved with it. Thanks in advance!
*November 3, 2007*

**Philsophy**

Please help! I need a case of scientific fraud where the scientist was working alone and unwilling to cooperate/get reviewed by other scientists. (the standard of openness must apply) goggle doesnt help at all, as my case is so specific!
*November 3, 2007*

**CHEMISTRY**

When 2.47 g of chromium is reacted with an excess of sulphur, the compound Cr2S3 results. Treating the Cr2S3 so formed with strontium metal converts all of the sulphur to SrS. Reacting the SrS with sodium metal then converts all the SrS to Na2S. What mass in grams of Na2S is ...
*November 3, 2007*

**Chemistry**

A sample of 1.029g of KC8H5O4 was titrated with an NAOH solution of unknown concentration. If 22.83 mL of base was used to reach the endpoint, what was the concentration of NaOH? What mass of KC8H5O4 should be used such that a volume of NaOH between 35-40 mL is needed to reach...
*November 1, 2007*

**Chemistry**

Calculate the molar solubilty of CaC2O4 in a solution that has been buffered to a pH of 4.00 Remember to account for reactions involving H2C2O4 acting as an acid in water. To account for the buffer, simply assume that H+ = 1.00X 10^-4
*October 30, 2007*

**Calculus Test Question ASAP**

The graph of y = cos x is concave down on which interval? (-pi,0)??????? please help!!!!
*October 30, 2007*

**Calculus Check**

A survey of one thousand people found that 70% of the people have a CD player, 85% have a telephone, and 45.2% have a computer. At least how many people have all three objects? Is the answer 152?
*October 29, 2007*

**Cacluluc CHECK**

A survey of one thousand people found that 70% of the people have a CD player, 85% have a telephone, and 45.2% have a computer. At least how many people have all three objects? Is the answer 152?
*October 28, 2007*

**Calculus Bonus**

Form two four-digit numbers from the digits 2, 3, 4, 5, 6, 7, 8, and 9, using each digit exactly once, so that the absolute value of the difference of the two numbers is as small as possible. I don't know where to start, any help would be greatly apprecitated.
*October 27, 2007*

**mathematics**

What is something that is about or exactly a kiloliter?
*October 25, 2007*

**mathematics**

What is something that is about or exactly a dekaliter?
*October 25, 2007*

**mathematics**

What is something that is about or exactly a decigram?
*October 25, 2007*

**mathematics**

What is something that is about or exactly deciliter?
*October 25, 2007*

**mathematics**

What is something that is about or exactly a centiliter?
*October 25, 2007*

**mathematics**

What is something that is about or exactly a centigram?
*October 25, 2007*

**mathematics**

What is something that is about or exactly a mililiter?
*October 25, 2007*

**mathematics**

What is something that is exactly or about a miligram?
*October 25, 2007*

**science**

What are the definitions for rock and mineral?
*October 25, 2007*

**Calculus Check**

A survey of one thousand people found that 70% of the people have a CD player, 85% have a telephone, and 45.2% have a computer. At least how many people have all three objects? Is the answer 258, because thats what I keep getting?
*October 25, 2007*

**Calculus Bonus**

Form two four-digit numbers from the digits 2, 3, 4, 5, 6, 7, 8, and 9, using each digit exactly once, so that the absolute value of the difference of the two numbers is as small as possible. Confused need to double check with you all.
*October 25, 2007*

**Calculus Bonus**

There is this bonus that I need so bad for my grade. I have tried several ways to answer this question and have tried several equations. Please Help Bouquets are priced on the basis of the numbers and types of flowers used. What is the price of the fourth bouquet? Bouquet 1 = ...
*October 25, 2007*

**Entropy**

Thank you. I was missing the units the whole time. S = H/T Convert kj to Joules; convert C to K.
*October 24, 2007*

**Entropy**

Tungsten has been used to make light bulb filaments since 1908. The melting point of tungsten is 3422C and the heat of fusion is 35 kJ/mole. Calculate the entropy change associated with the melting of one mole of tungsten.
*October 24, 2007*

**Calculus**

Tried this problem severeal ways. Get a different answer every time, but it is in the same ballpark. Any help would be much appreciated. How many zeros are at the end of the product of the first fifty positive integers?
*October 24, 2007*

**math**

Out of 39 students in a finite math class, 25 are male, 23 are business majors, 24 are first-year students, 15 are male business students, 18 are male first-year students, 16 are first-year students who are business majors, and 12 are male first-year business majors.
*October 24, 2007*

**Calculus Help?**

I have no idea where to start? A survey of one thousand people found that 70% of the people have a CD player, 85% have a telephone, and 45.2% have a computer. At least how many people have all three objects?
*October 23, 2007*

**Calculus**

A survey of one thousand people found that 70% of the people have a CD player, 85% have a telephone, and 45.2% have a computer. At least how many people have all three objects?
*October 22, 2007*

**Calculus**

How many zeros are at the end of the product of the first fifty positive integers?
*October 22, 2007*

**Calculus**

Form two four-digit numbers from the digits 2, 3, 4, 5, 6, 7, 8, and 9, using each digit exactly once, so that the absolute value of the difference of the two numbers is as small as possible.
*October 22, 2007*

**for reiny**

2. aren't your x and y intercepts the base and height of your triangle?? take area = 1/2 base*height = ..... = c which is the constant of the original equation!!! for this, you get 2c?
*October 17, 2007*

**calculus**

how can I calculate this deriivative: 1/(sin(x-sinx))?
*October 14, 2007*

**World History: Philosophy**

Thank you very much
*October 12, 2007*

**World History: Philosophy**

Oh, so he thought it was heretic to the Church
*October 12, 2007*

**World History: Philosophy**

Why does Emperor Justinian outlaw Greek Philosophy in 529 AD?????
*October 12, 2007*

**Calculus!!!**

the derivative of cot^3sqrtx Do you use prduct rule, if so what is your u,v, dv, or du.
*October 8, 2007*

**Calculus Verification**

I just want to make sure im right. Find the derivative if y= arcsec(x+3). I got 1 ======================= |x+3|sqrt(x+3)^(2)-1 Is this the final answer or do you need to solve (x+3)^2 and get (x^(2) + 9x + 9)
*October 7, 2007*

**Calculus Help!!!**

Find an equation for the tangent and normal to the curve x^2+y^2=9 at x=1 Do you have to simplify the problem to get y on one side. or is your u=x^2 v=y^2 du=2x dv=2y if so then what next?
*October 7, 2007*

**Calculus Help!!!!**

Fnd the derivative if y=x^(1+sqrt2) Is this right (1+sqrt2)/(x) x^(sqrt2)
*October 7, 2007*

**Calculus Help!!!**

Find the derivative if y=e^(2x)-lnx^(2) Im stuck, all i have is 2e^(2x)-2/x
*October 7, 2007*

**Calculus TEST!!!!**

Find an equation for the tangent and normal to the curve x^2+y^2=9 at x=1
*October 7, 2007*

**Calculus Test Question!!!!!**

Find the derivative if y=x^1+sqrt2
*October 6, 2007*

**Calculus Test Question!!!!!**

Find the derivative if y=sec^-1 (x+3) Please any help.
*October 6, 2007*

**Calculus**

Find the derivative if y=sin^-1 (3x)
*October 5, 2007*

**Calculus**

Find the derivative if y=sec^-1 (x+3)
*October 5, 2007*

**Fin&Acc**

B3 Company is a manufacturing firm that uses job-order costing. The company's inventory balances were as follows at the beginning and end of the year: Beginning Ending Raw materia $26,000 $31,000 Work in process 77,000 59,000 Finished goods 124,000 139,000 The company ...
*October 5, 2007*

**Calculus**

Find the derivative if x^3 + 4xy^2 - y^4 = 7
*October 4, 2007*

**Calculus**

Find the derivative if y^3 + y = 2cosx
*October 4, 2007*

**Calculus**

Find an equation for the tangent and normal to the curve x^2 + y^2 = 9 at x=1
*October 4, 2007*

**Calculus?**

If a, b, and c are digits for which 7 a 2 -4 8 b ========= c 7 3 then a + b + b = _______ (A) 14 (B) 15 (C) 16 (D) 17 (E) 18
*October 3, 2007*

**language**

is this a sentace......... A block of four different,colorful stamps that commemorate Earth day.
*October 2, 2007*

**Calculus**

If a, b, and c are digits for which 7 a 2 -4 8 b ========= c 7 3 then a + b + b = _______ (A) 14 (B) 15 (C) 16 (D) 17 (E) 18
*October 1, 2007*

**Calculus**

If a, b, and c are digits for which 7 a 2 -4 8 b =========
*October 1, 2007*

**Calculus**

If a, b, and c are digits for which 7 a 2 -4 8 b =========
*October 1, 2007*

**Calculus**

If 2 to the 1998 power - 2 to the 1997 power - 2 to the 1996 power + 2 to the 1995 power = k times 2 to the 1995 power, what is the value of k? (A) 1 (B) 2 (C) 3 (D) 4 (E) 5
*October 1, 2007*

**Calculus**

Four red balls and two white balls are placed in a jar. One ball is randomly removed and replaced with a ball of the other color. The jar is then shaken, and one ball is randomly selected. What is the probability that this ball is red? Express your answer as a common fraction.
*October 1, 2007*

**Calculus**

When Rachel divides her favorite number by 7, she gets a remainder of 5. What will the remainder be if she multiplies her favorite number by 5 and then divides by 7?
*October 1, 2007*

**Calculus**

Harry has 3 sisters amd 5 brothers. His sister Harriet has a S sisters and B brothers. What is the product of S and B? (A) 8 (B) 10 (C) 12 (D) 15 (E) 18
*October 1, 2007*

**Math**

how do you simplify and combine like terms for this 4(x+5)+3x squared+6(x+1)
*October 1, 2007*

**Calculus**

Any help would be much appreciated with the steps involved in each problem given. Thank you. 1) Find derivative if y =cot x + sin x 2) Find derivative if y = (3x+5)^8 3) Find derivative if y = x csc x 4) Find derivative if y = x /3x + 1 (3x + 1 is under a square root(/) 5) ( f...
*September 30, 2007*

**Calculus**

Any help would be much appreciated with the steps involved in each problem given. Thank you. 1) Find derivative if y =cot x + sin x 2) Find derivative if y = (3x+5)^8 3) Find derivative if y = x csc x 4) Find derivative if y = x ã3x + 1 (3x + 1 is under the square...
*September 30, 2007*

**mathematics**

The larger number of the fourth set of twin primes?
*September 29, 2007*

**mathematics**

The Pythagorean masculine marriage number?
*September 29, 2007*

**mathematics**

The largest integer that is not the sum of two ot more different primes?
*September 29, 2007*

**mathematics**

A number that is neither prime nor the sum of two distinct primes?
*September 29, 2007*

**calendar**

The number of months in the Julian calendar?
*September 29, 2007*

**science**

What is the difference between height and elevation?
*September 26, 2007*

**Chain Rule**

Any help would be much appreciated with the steps involved in each problem given. Thank you. 1) Find derivative if y =cot x + sin x 2) Find derivative if y = (3x+5)^8 3) Find derivative if y = x csc x 4) Find derivative if y = x ã3x + 1 (3x + 1 is under the square...
*September 26, 2007*

**calenders**

The number of months in the Julian calender?
*September 26, 2007*

**mathematics**

One of two numbers that can be both the area and perimeter of a triangle whose side lengths are a Pythagorean triple?
*September 26, 2007*

**mathematics**

The value of a score (as in "four score and seven years ago").
*September 26, 2007*

**mathematics**

The base for the hexadecimal system?
*September 26, 2007*

**mathematics**

The number of frieze patterns?
*September 26, 2007*

**math**

The largest integer that is not a sum of distinct powers?
*September 26, 2007*

**athletic**

The number of stages, including the prologue, in the 2005 Tour de France?
*September 26, 2007*

**math**

The different wallpaper groups?
*September 26, 2007*

**math**

The number feared by Pythagoreans, since it lies halfway between the only two integers that can be both the perimeter and the area of the same rectangle?
*September 26, 2007*

**Physics**

a dentists drill starts from rest. after 5.39 seconds of constant angular accleration, it is rotating at a rate of 2.85E4 rpm. through what angle did it rotate in the process? (i just dont know what formula to use)
*September 20, 2007*

**physics**

the tub of a clothes washer goes into its spin-dry cycle starting from rest and reaches an angular speed of 6.50 rev/s in 7.85 seconds. at this point, the person doing the laundry opens the lid, and a safety switch turns off the washer. the tub then slows to a stop in 15.07 ...
*September 20, 2007*

**Word Problem**

A gallon of paint can cover an area of 385 square feet. How thick is the coat of paint in inches. HELP PLEASE!!! thanks
*September 17, 2007*

**Math**

that gives me a rather large answer, i believe its thickness would be less than an inch
*September 17, 2007*

**Math**

A gallon of paint can cover an area of 385 square feet. How thick is the coat of paint in inches. HELP PLEASE!!! thanks
*September 17, 2007*

**science**

suppose you have 100grams of radioactive plutonium-239 with a half-life of 24,000 years. how many grams of plutonium-239 will remain after: A)12,000 years B)24,000 years C)96,000 years how do i do this??????
*September 10, 2007*

**AP Euro**

Explain this quote, "The first lesson in history in modesty."
*September 6, 2007*

**Chemistry**

A particular gas has a desnity of 11.98 g/dm^3 when the pressure is 138.4 kPa at a temp of 175 degrees F. What is the GMW of this gas? If it is a diatomic gas can you identify the element? dm^3 = L. so it's 11.98 g/L. then i converted 139.4 kPa to 1.37 atm. then i ...
*September 6, 2007*

**Biology**

Your body would not have enough time to absorb the nutrients from the food, and for the long run, you would die.
*September 4, 2007*

**reading**

I have to do a story map for the book Honus and me by dan gutman..they are asking for the place and the setting ..wouldnt that be the same thing
*August 29, 2007*

**science**

what is a sample of a gas
*August 27, 2007*

**Humanities**

Where there toilets in the middle ages?
*August 24, 2007*

**algebra 2**

1-x ---- 2x
*August 24, 2007*

**Math**

Okay .. i have a trig question for some floor plans that im trying to do. I have a right angle . /| / | c / | a /___| b I have the lengths of side c and b. Both Being 28ft in length. What is the length of side a? The way you have drawn it, or tried to draw it, c is the ...
*August 12, 2007*

**Chemistry - Kc question**

What would happen to Kc values in an experiment if the Beer's law constance (k) value used was low ( e.g you used 4000/M when the actual constant had a value of 5000/M)? Explain your answer Absorbance = k*length cell*concentration Cell length is constant. You read an ...
*August 5, 2007*

**Physics -- Electromagnetic**

A 7.4 Ù square loop, whose dimensions are 4:5 m x 4:5 m, is placed in a uniform 0.093 T magnetic field that is directed perpendicular to the plane of the loop The loop, which is hinged at each vertex, until the separation between points C and D is d = 2:5 m. The ...
*August 5, 2007*

**Physical Geography**

1-if a person's line of vision is at the top of Building 121 feet high, how far out to sea could a person see with a good telescope? 2- the light in a lighthouse is 144 feet above sea level. How far does the light extend before it dips below sea level? 3- if an observer is...
*June 11, 2007*

**science**

Please help this is worth a big grade and is due tomorrow stoichiometry calculation- Na weighs .53g water is 91.92 ml Patm= 30.03 in Hg Gas Law Calculation same info as above Balanced Chem. equation same info as above Unit conversion setup and calculation same info as above
*May 30, 2007*

**biology 12**

is there chromosome replication in mitosis? i know theres one in meiosis, im just not sure for mitosis. Yes See: http://www.uic.edu/classes/bios/bios100/lecturesf04am/lect16.htm and scroll down to: Mitosis in a Nutshell
*May 27, 2007*

**Biology**

I need to illustrate a cell starting out with 3 chromosomes each, it replicating, and in the end, having 4 cells. (Meiosis). Could someone explain it to me, please? easy go on internet/google, type in meiosis search for pic, theyshow you the steps
*May 17, 2007*

**Biology**

Can girls get pregeant if they have sex before they start their period? I'm not at all asking from a sex-ed point of view, i'm asking from a biological point of view. I mean, when girls menstrate, their chromosomes repliciate when replacing the eggs, right? And to get ...
*May 17, 2007*

**Biology**

Larry is brought up on paternity suit charges as the father of baby Pat. Baby Pat has type O blood, and her mother has type B blood. if Larry has type A blood, can he be Pat's father? (Hint: think about the possible genotypes that can produce types A, B, and O blood and ...
*May 14, 2007*

**Biology**

Joe has freckles but Sue does not. Both have attached earlobes. Some of their children do not have freckles. Freckles and earlobes are inherited independently. What is Joe's genotype? What is Sue's genotype? What is the chance that their next child will have both ...
*May 13, 2007*

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