Wednesday

April 1, 2015

April 1, 2015

Number of results: 11,967

**statistics**

the average starting salary is Rs 15000per month with a standard deviation of Rs.1000 assuming normal distribution,what is the probability that starting salary will be more than Rs.17000, out of 200 degree holders how many will getRs.14000?
*August 7, 2011 by Anonymous*

**General Chem lab**

Hi, how do I calculate how many grams of unknown diprotic acid are needed to make 150mL of 0.750N (normal) solution? and to make 125mL of 0.500M (molar) solution? we have 0.5000M of NaOH.. Please help me...
*October 30, 2011 by Ashley*

**statistics**

The lifetime of a 2-volt non-rechargeable battery in constant use has a normal distribution with a mean of 516 hours and a standard deviation of 20 hours. Ninety percent of all batteries have a lifetime less than
*May 31, 2013 by Anonymous*

**solid mechanics**

a steel bar 10m long and 10cm*10cm in section .it is subjected to an axial pull of 250KN .determine the intensities of normal and tangential stresses on a plane section at 60 degree to the longitudinal axis .
*July 25, 2013 by sushil*

**statistics**

The true highway mileage, Y, of a specific brand of hybrid vehicle has a normal distribution with a mean of 42 and a standard deviation of 1.5. Find the probability that a randomly selected hybrid vehicle gets more than 38 miles to the gallon.
*June 17, 2014 by lisa*

**Stat**

Thirty randomly selected students took the calculus final. If the sample mean was 89 and the standard deviation was 6.2, construct a 99% confidence interval of the mean score of all students. Assume that the population has a normal distribution
*October 1, 2014 by Anonymous*

**Statistics**

Assume that the mean hourly cost to operate a commercial airplane follows the normal distribution with a mean of $2,325 per hour and a standard deviation of $240. What is the operating cost for the lowest 5 percent of the airplanes?
*October 9, 2014 by Dany*

**health**

A 67 year old man is diagnosed with cancer subsequently undergoes chemotherapy. As an excpected side affect of chemotherapy, his bone marrow stops functioning. What ia a potential consequence of this loss of function? A. his calcium levels will decrease. B. he'll suffer bone ...
*June 23, 2010 by Jackie*

**statistics **

1. Are there more broken bones in summer or winter? We get records about the number of fractures treated in January and July at a random sample of 25 emergency rooms. The 95% confidence interval for the mean change ( μd = μJan - μJuly )in the numbers of ...
*July 4, 2013 by Katie*

**conformity paper**

Just to say first im not wanting anyone to write my paper for me. I have to write an english paper about non conformity and conformity. I already have a load of information but Im looking for a little more. directions:observe conformity as it exists in your society. Note how ...
*August 28, 2010 by Maryanne*

**math word problem**

Read the following story about the TV weatherperson and identify as many places as possible that the weatherperson could use addition or subtraction of integers to answer her questions. Write and solve the number sentences she could use. Ms. Cloudcover, the TV weatherperson, ...
*June 30, 2009 by Anonymous*

**English**

Can you check these sentences, pelase? He was a normal child till the age of 18. He managed to take one of the cannnibals' captives prisoner (better: to capture ?) He decided to go to sea, to make his fortune at sea, to set out on a sea journey???
*May 13, 2011 by Henry1*

**Statisticssd**

The following contingency of frequencies is based on a 5-year study of fire fatalities in Maryland. For purposes of clarity, columns and rows are identified by the letters A-C and D-G, respectively. Blood Alcohol Level of Victim A B C Age 0.00% 0.01-0.09% ˇÝ0.10% D 0-19 142 7 ...
*July 21, 2009 by Josephine*

**Literature **

Dr. Martin Luther King spoke at the funeral of three of the little girls killed in the Birmingham bombing. In his eulogy, he said, “The innocent blood of these little girls may well serve as a redemptive force that will bring new light to this dark city.” He also reiterated ...
*January 17, 2015 by Maddie*

**Statistics**

The following contingency of frequencies is based on a 5-year study of fire fatalities in Maryland. For purposes of clarity, columns and rows are identified by the letters A-C and D-G, respectively. Blood Alcohol Level of Victim A B C Age 0.00% 0.01-0.09% ˇÝ0.10% D 0-19 142 7 ...
*January 31, 2015 by jcukane*

**statistics**

The following contingency of frequencies is based on a 5-year study of fire fatalities in Maryland. For purposes of clarity, columns and rows are identified by the letters A-C and D-G, respectively. Blood Alcohol Level of Victim A B C Age 0.00% 0.01-0.09% ˇÝ0.10% D 0-19 142 7 ...
*January 31, 2015 by jess*

**Environmental Science**

What describes how humans are affecting the balance of carbon in the atmosphere? Detrimental? A J curve? Also in the sea by the way, there is the highest concentration of carbolic acid in the oceans in 500,000 years. this is close to the saturation carrying maximum. << ...
*December 22, 2006 by Qiayamah*

**Please help!**

The following data describe the binding of oxygen to human myoglobin at 37oC. P02 (mm Hg) = 0.5 1 2 3 4 Theta = .161 .277 .434 .535 .605 P02 (mm Hg) = 6 8 12 20 Theta = .697 .754 .821 .885 From these data, estimate: a). P50 b) the fraction saturation of myoglobin at 30 mm, the...
*September 29, 2007 by Gulzaman*

**History**

Would this be considered a shortcoming for Rosa Parks? I'm still having trouble finding somethings for this part of my presentation. She lost her job at the department store when the department store she worked at heard about her arrest, and her husband lost his after his boss...
*January 15, 2012 by Samantha*

**Physics**

What is the difference in volume (due only to pressure changes, not temperature or other factors) between 1000 kg of water at the surface (assume 4 degrees C) of the ocean and the same mass at the deepest known depth, 8.00 km? (Mariand Trench; assume also 4 degrees C.)
*November 6, 2007 by Kristin*

**delta college**

as you watch a door opening, its aspect changes from rectangular to trapezoidal, yet you continue to think of the door as rectangular. __________ explain(s) this phenomenon. A) Selective Attention B) Retinal Disparity C) Monocular depth cues D) Perceptual constancy
*October 21, 2009 by lupe*

**life sciences**

John is often thirsty and he urinates often , he struggles to concentrate and lacks energy,his docter told him he has developed type 2 diabetics Discuss: •Regulation of blood glucose level by hormones. •advice on how john can control and treat type 2 diabetics. •serious ...
*May 24, 2011 by Anonymous*

**Discrete Math**

So, I uploaded the figure in photobucket, and if you type flutegirl516 in the search bar you will see it's the first photo. F:B→C, h:C→B, and G:A→C Is F°h°G defined? If so, what is its domain and range? Yes it is defined. And I thought that the domain and ...
*February 19, 2011 by Francesca *

**chemistry**

What is the specific heat of an object that weighs 25 g and when heated to a temp of 500K and dropped into 100mL of water changes the temp of the water from room temp (293K) to 306K? Cp of water= 4.184
*February 23, 2015 by Halle Jensen*

**spell**

Animals have been used in medical research for centuries. Most of the animals used for research are rodents such as rats, mice, hamsters and gerbils. Some dogs, cats and a variety of goats, ferrets, pigeons, monkeys and rabbits are also used .The struggle against this tyranny...
*March 31, 2008 by Walker*

**General - URGENT**

Hi Theres this cartoon, it says: Kulak je nejzavilejsi nepritel socialismu. It shows a small fat man lifting up the cheek of a taller man as if he likes him. The shadow shows the fat man chocking the thin man and instead of a torch/candle behind him he is carrying a knife ...
*May 14, 2011 by Tina*

**Statistics**

A normal population has an expected value of 60 and a variance of 30. Use the central limit theorem to determine what the sample size should be such that the mean has a probability of 90% to fall between the values 58 and 62. One concept of the Central Limit Theorem is ...
*August 10, 2006 by ruth*

**Environmental Science**

In the United States we are fortunate to have an abundant supply of food, and much of this is due to our agricultural technology. However, there are many concerns about our food source including genetically modified crops, the use of more chemicals, and climate change just ...
*March 28, 2011 by Anonymous*

**Physics**

A patient has a far point of 34.6 cm and a near point of 26.0 cm. What power (in diopters) should be prescribed to give the patient normal vision for: (a) contact lenses? 1) D (b) glasses which are worn 0.9 cm away from the patient's eyes? 2) D
*February 14, 2011 by DJ*

**health**

1. Which of the following best describes catheterization? A. Burning away of cancerous tissue B. Visualization of the large intestine C. Implantation of an intrauterine birth control device D. Placement of a drainage tube into the bladder 2. Which is a condition of the male ...
*December 22, 2010 by Anonymous*

**calculus - derivatives**

can you please find the first 5 derivatives for: f(x) = (0.5e^x)-(0.5e^-x) f'(x) = ? f''(x) = ? f'''(x) = ? f''''(x) = ? f'''''(x) = ? thanks :) f(x) = (0.5e^x)-(0.5e^-x) f'(x) = 0.5 e^x + 0.5 e^-x f''(x) = 0.5 e^x - 0.5 e^-x f'''(x) = 0.5 e^x + 0.5 e^-x f''''(x) = 0.5 e^x - 0...
*July 30, 2007 by COFFEE*

**chemistry**

Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? increasing temperature increasing pressure decreasing surface area decreasing temperature
*May 15, 2011 by chris*

**Chemistry**

Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? A) increasing temperature B) increasing pressure C) decreasing surface area D) decreasing temperature
*June 9, 2011 by Brya*

**physics **

Marks: 2 The magnetic field of a circular loop of wire changes from 0.3 Tesla to 0.4 Tesla in 0.2 seconds. What is the induced emf produced in a coil if the area of the circular loop is 1m2? Choose one answer. a. 0.1 V b. 0.2 V c. 0.5 V d. 0.6 V
*June 9, 2011 by unknown*

**chemistry**

Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? increasing temperature increasing pressure decreasing surface area decreasing temperature
*September 1, 2011 by kara*

**chemistry**

Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? increasing temperature increasing pressure decreasing surface area decreasing temperature
*September 1, 2011 by kara*

**physics**

If the radius of the Earth somehow bloated to twice its size, with no changes in mass, your weight at the Earth's new surface would be ___A) one-quarter.B) one eighth.C) the same.D) twice.E) half.
*March 4, 2012 by Christie*

**physics**

A uniform magnetic field makes an angle of 30 degrees with the axis of a circular loop of 300 turns and radius of 4 cm. The magnetic field changes at a rate of 85 T/s. Determine the magnitude of the induced emf in the loop.
*March 30, 2014 by Lucy*

**physics**

If an object is initially moving with a constant velocity of 20m/s towards positive x-axis and after 5 sec it changes its direction and moving at an angle of 30o with x-axis, find magnitude and direction of its acceleration.
*October 26, 2014 by Anonymous*

**LAW**

1. For defense counsel to be considered ineffective, the defense attorney must: A. perform adequately. B. prejudice the defendant. C. be a public defender. D. only be unreasonable under prevailing professional norms. im confused between B and D 2. Which of the following is NOT...
*January 7, 2014 by Amy*

**SCIENCE**

I have to find research about Jan van Helmont's work on Spontaneous Generation and I am having trouble finding info. about it and how he conducted the experiment..also i have to figure out the strengths and weaknesses of the experiment and is it considered good science or bad ...
*May 24, 2008 by Amanda*

**chemistry**

for the reaction, determine the number of transferring electrons so then i can pug into G=-nFE I'm assigning charges to each of the elements H2O2(aq) + 2ClO2(g) → O2(g) + 2HClO2(aq) (+1,-1) + (+4,-2) (0) (+1,+1,-2) since O changes from -1 to 0, so it lost one electron ...
*June 3, 2010 by eng(check my answer please)*

**chemistry**

for the reaction, determine the number of transferring electrons so then i can pug into G=-nFE I'm assigning charges to each of the elements H2O2(aq) + 2ClO2(g) → O2(g) + 2HClO2(aq) (+1,-1) + (+4,-2) (0) (+1,+1,-2) since O changes from -1 to 0, so it lost one electron ...
*June 3, 2010 by eng*

**Science**

A cat is walking down a sidewalk and spots a dog in a nearby yard. The cat strats to run in the opposite direction and then quickly climbs a tree. Which of the the following changes most accurately describes the movement of the cat? speed distance velocity****** motion
*March 3, 2014 by Mindy *

**Health insurance**

please check my answer thanks If both nondivorced of a dependent child have insurancce that will cover that child , which policy is considered to be the primary carrier for the child ? A the mother's insurance B the father's insurance C The coverage that has been in effect ...
*April 16, 2008 by Anonymous*

**statics**

I have to come up with a statics problems. i have to make up a problem and take photos that includes a frame or machines. Machines, like those tractor machines or amusement ride. For a frame though, is a step stool that folds considered as a frame. The sides are connected and ...
*November 16, 2008 by jen*

**Computers**

Which of the following experiences is considered a simulation? A. reading a chapter about dissecting a frog with bright pictures and graphs B. listening to a narrator about dissecting a frog in vivid detail C. using a computer program to dissect a frog*** D. watching a video ...
*February 24, 2015 by Elissa*

**Science**

Every cell in the body has a full complement of all genes, however each cell type reads only certain genes. For example, both white blood cells and liver cells have genes for making digestive enzymes but they do not read them. how is this possible??? I have no idea? I googled ...
*December 20, 2006 by ronda*

**Biology-9th grade**

I'm not sure how to answer one of my homework questions. Is one function of the alveoli to filter out dirt and pollen before it reaches the lung and why or why not. I don't think it is because the alveoli are used to oxgenate the blood, correct. I don't think they filter out ...
*October 9, 2011 by Sidney*

**Grammar**

There is a tube overlying the pelvis in the midline, degenerative changes are also noted in the lumbosacral spine. fragment run-on comma splice complete sentence Answer: comma splice (should be a word after the comma.) Thanks - appreciate the help.
*May 9, 2011 by Leslie*

**physics**

The velocity of a ball changes from ‹ 8, −5, 0 › m/s to ‹ 7.88, −5.28, 0 › m/s in 0.04 s, due to the gravitational attraction of the Earth and to air resistance. The mass of the ball is 140 grams. I calculated the acceleration and got <-3,-7,0> what is the ...
*June 28, 2014 by sam*

**Chemistry**

A blood serum sample containing Na+ gave an emission signal of 4.27 mV. A small volume of concentrated standard Na+ was then added to increase the Na+ concentration by 0.102 M, without significantly diluting the sample. This "spiked" serum sample gave a signal of 8.09 mV. Find...
*December 12, 2011 by Ken*

**Genetics**

The difference between fitness of a given genotype and another genotype considered optimal is called the selection coefficient (s). What is the selection coefficient for a genotype (aa) that produces an average of 99 offspring when Aa individuals produce an average of 100 ...
*March 15, 2012 by Anon*

**Genetics**

The difference between fitness of a given genotype and another genotype considered optimal is called the selection coefficient (s). What is the selection coefficient for a genotype (aa) that produces an average of 99 offspring when Aa individuals produce an average of 100 ...
*March 18, 2012 by Anon*

**Calculus**

Find the outside and inside functions of the following to find their derivatives: 1) sqrt(2x+9) 2) cos(cos(x)) 3) tan(x) I already know how to find their derivatives I'm just not exactly sure what parts of the chain rule equation would be considered the outside and inside.
*June 18, 2013 by Robin*

**Stastics**

Bank of Connecticut estimated that balance on credit cards have follows Normal Distribution mean $845 with standard deviation $270. Calculate probability that balance on a single credit card is greater than $750
*March 7, 2010 by Mary *

**phsyics**

please I really need help with these 1. A man pulls a 300 N object across a horizontal surface using a 100 N force applied at a 35° angle. What is the normal force? If the object is pulled at constant speed, what is the coefficient of friction?
*October 13, 2010 by physics LSU*

**AP calculus**

Find the equation of the normal to the curve f(x) = 3cos(2x) at the point x = 0. In class, we learnt to find the derivate of the function, which would represent the slope. After I did that, I found the slope to be 0.. but that is not what my graphing calculator tells me.. So, ...
*October 27, 2010 by cel*

**college**

Suppose that, for a certain exam, a teacher grades on a curve. It is known that the grades follow a normal distribution with a mean of 70 and a standard deviation of 7. There are 45 students in the class. How many students should receive an A? Please, round your answer to the ...
*December 22, 2010 by Anonymous*

**PHYSICS**

A person whose weight is W=584 N doing push-ups. Find the normal force exerted by the floor on each hand each foot, assuming that the persons holds this person |=central gravity foot arm -------|-------- .840m .410m
*January 10, 2011 by EHm*

**PHYSICS**

A person whose weight is W=584 N doing push-ups. Find the normal force exerted by the floor on each hand each foot, assuming that the persons holds this person |=central gravity foot arm -------|-------- .840m .410m
*January 10, 2011 by EHm*

**physics**

A motorcycle has a constant speed of 24.4 m/s as it passes over the top of a hill whose radius of curvature is 135 m. The mass of the motorcycle and driver is 364 kg. Find the magnitude of (a) the centripetal force and (b) the normal force that acts on the cycle.
*May 25, 2011 by cswidener*

**medical transcription**

Im working on a transcription and i know this sentance is not right but i cant figure out how to spell it correctly can any one tell me what it is or how to spell it so i can look it up thx what i need help on is the last word heart regular rate and rhythm normal S1, S2 ...
*April 26, 2012 by sam*

**statistics**

A class test resulted in a mean score of 60% and a standard deviation of 15%. You scored 75%. Assuming the scores follow a normal distribution, and there are 200 in the class, how many students scored better than you? Give your answer to the nearest whole number.
*August 30, 2012 by rebecca*

**physics**

A motorcycle has a constant speed of 20.8 m/s as it passes over the top of a hill whose radius of curvature is 159 m. The mass of the motorcycle and driver is 387 kg. Find the magnitude of (a) the centripetal force and (b) the normal force that acts on the cycle.
*October 9, 2012 by ben*

**statistik**

twenty percent of the employees of a large company are female.use the normal approximation of the binomial probabilities to answer the following question. what is the probability that in a random sample of 80 employeses a)exactly 16 will be female? b)14 or more will be female...
*November 28, 2012 by mira*

**Statistics**

A simple random sample of 10 households, the number of TV's that each household had is as follows: 1, 3, 1, 2, 0, 2, 1, 1, 1, 5 Assume that it is reasonable to believe that the population is approximately normal and the population standard deviation is 0.56. What is the lower ...
*June 26, 2013 by Anonymous*

**Math/Statistics**

A statistics teacher believes that the final exam grade for her elementary stats class have a normal distribution with a mean of 82 and a standard deviation on 8. Find the score which separates the top 10% of the scores from the lowest 90% of the scores.
*August 11, 2013 by Sean*

**Physics**

A 2000kg car rounds a curve of 65m banked at an angle of 11∘ How much friction force will be required? I know how to find frictional force on a normal flat surface but I don't know how to apply it with a curve. Any help with work would be great!
*September 27, 2013 by Alison*

**physics**

A motorcycle has a constant speed of 21.6 m/s as it passes over the top of a hill whose radius of curvature is 100 m. The mass of the motorcycle and driver is 392 kg. Find the magnitude of (a) the centripetal force and (b) the normal force that acts on the cycle.
*September 28, 2014 by Natalie*

**statistics**

If I selected one player at random what would be the probability of an NBA player in the Eastern conference being less than 6 feet tall? First calculate the z-score and then use the standard normal table to find the probability.
*March 28, 2015 by Anonymous*

**English-Grammar check**

Can someone tell me if these 2 sentences are the correct use of a semi colon: Another example of prejudice displaying in Maycomb county is against Arthur Radly, the local everyone is afraid of; he is considered the town freak. One more example of prejudice found in To Kill a ...
*April 6, 2009 by Mike*

**English/Science**

I really need your help to determine if the following techniques are possible when analyzing scientific data (biodiversity in water) with pupils. I think an English science teacher can help me determine the techniques. Approach 1) Task organization and information distribution...
*February 2, 2012 by Henry2*

**science chemical changes**

What is the only way that a chemical change can be undone? With another chemical change?
*November 6, 2006 by bob*

**civics**

1)What are the current flaws in the Electoral College system? 2) What changes would you make in the system? 3)Would you make these changes? Why? How? 1)There are several flaws in the Electoral College system. Among these, is the Winner Take All system. Applyng this method, the...
*March 8, 2009 by nirvana*

**health**

Children's Hospital in Boston, Massachusetts, has long been considered an outstanding medical center specializing in the diagnosis and treatment of pediatric problems. This facility is linked academically to the Harvard University Medical School. Conduct a brief SWOT analysis ...
*May 7, 2011 by Anonymous*

**STAT**

a given normal distribution with u=70 and o=6. a- what is the probability of a randomly drawing a sample of n=9 with a mean graeter than 32? b- what is the probability of a randomly drawing a score that falls between 20 and 35?
*October 24, 2010 by IEN*

**Vapor pressure of liquids**

benzaldehyde has a normal boiling point of 179 C and a critical point at 422C and 45.9 atm. estimate its vapor pressure at 139C.
*January 25, 2011 by Chem 2011*

**statistics**

True or False For any normal distribution, the proportion corresponding to scores greater than z = +1.00 is exactly equal to the proportion corresponding to scores less than z = 1.00.
*January 6, 2014 by Lyndyc*

**statistics**

Assuming that the distribution is normal for weight relative to the ideal and 99% of the male participants scored between (–53.68, 64.64), where did 95% of the values for weight relative to the ideal lie? R
*March 9, 2014 by Shannon*

**Chemistry**

Determine the molar mass of a compound and its molecular formula if a solution of 1.00 g of the unknown is dissolved in 50 grams of cyclohexane. Cyclohexane freezes at 6.02 oC. The normal freezing point of cyclohexane is 6.50 oC and its kf value is 20.2 oC/m. The percent ...
*December 4, 2013 by Megan*

**Statistics**

the age of costumers for a particular retail store follows a normal distribution with a mean of 37.5 years and a standard deviation of 7.6 years. what is the probability that the next costumer who enters the store will be less than 42 years old?
*March 15, 2015 by Leo Elvis*

**statistics**

Heights of young adult US women are approximately normal with mean 64" and standard deviation 2.7". What proportion of all US young adult women are taller than 6 feet?
*September 9, 2010 by Anonymous*

**engineering**

The 50-kg stone has a speed of v_A = 8m/s when it reaches point A.Determine the normal force it exerts on the incline when it reaches point B. Neglect friction and the stone's size.
*October 19, 2011 by HELP!!!*

**Physics**

A force of 15 N is applied at an angle of 30 degrees with the horizontal on a 0.75 block at rest on a frictionless surface. a. What is the magnitude of the resulting acceleration of the block? b. What is the magnitude of the normal force?
*December 4, 2011 by Tomomi*

**statistics**

Heights of young adult U.S. women are approximately normal with mean 64" and standard deviation 2.7". What proportion of all U.S. young adult women are taller than 6 feet?
*January 23, 2012 by Ashley*

**Statistics **

True or False? As the degrees of freedom increase, the Student's t distribution becomes more like the standard normal distribution. Answer True False
*July 7, 2012 by Desperate *

**Chemistry**

Calculate the amount of heat in joules required to heat 43 grams of water from 28 degrees celcius to the normal boiling point 100 degrees celcius
*October 12, 2012 by Anonymous*

**Physics**

How do you know how long you need to draw the vectors? Like if the gravity vector line is longer than the normal force, or if the friction line is longer than the applied force or whatever..?
*October 27, 2012 by Sammy*

**Chemistry**

Acetone has a delta Hvap of 29.1 kj/mol and a normal boiling point of 56.2 degrees Celsius. At what temperature (in degrees Celsius) does acetone have a Pvap = 118 mm Hg?
*March 19, 2013 by Brennan*

**Physics**

A student of mass 75kg stands in a lift, what is the normal reaction force(upward force) on him when the lift is accelerating: a). Upwards at 0.65m/s^2 ? b). Downwards at 0.65m/s^2 ?
*June 7, 2013 by OHara*

**PHysiscs**

Four acrobats of mass 83.5 kg, 68.0 kg, 62.0 kg, and 55.0 kg form a human tower, with each acrobat standing on the shoulders of another acrobat. The 83.5-kg acrobat is at the bottom of the tower. (a) What is the normal force acting on the 83.5-kg acrobat?
*March 18, 2014 by sam*

**Physics**

Laser light with a wavelength = 665 illuminates a pair of slits at normal incidence. What slit separation will produce first-order maxima (i.e. m=1) at angles of 8 from the incident (or straight through) direction? Remember, 1 nm = m. Express your answer using two significant ...
*March 17, 2012 by Barry*

**Math**

Use a graphing utility to graph the function. Then use the trace or table feature to identify the limit. lim 5/x-2 x-->2 I know I posted this question before but I am still having a hard time doing this. I pressed the y= button and typed the normal equation in: 5/x-2. Is ...
*May 4, 2010 by Abbey*

**Math**

Use a graphing utility to graph the function. Then use the trace or table feature to identify the limit. lim 5/x-2 x-->2 I know I posted this question before but I am still having a hard time doing this. I pressed the y= button and typed the normal equation in: 5/x-2. Is ...
*May 4, 2010 by Abbey(Please help)*

**working in a pharmacy**

when a special begins to lose its impact you should a.transfer the products to theshelves at their normal price b.move the products to another spot c.send the stock back to the manufacture or supplier. d.set up an attractive display using your product knowledge my answer is b
*January 23, 2013 by susue*

**Chemistry**

Fill a balloon with helium gas to a volume of 2.68 L at 23 celsius and 789mmHg. What would the volume of helium if the pressure changes to 632 mmHg but the temperature is unchanged. This is how I solved it V2 = V1 X P1/P2 2.68L X 789/632 = ANSWER V2 =.3.35 L Is this correct
*October 23, 2007 by LT*

**Chemistry**

Phenolphthalein is an indicator that changes colour to pink/purple between pH 8-->10, however, neutralization occurs when pH=7. Why can phenolphthalein still be used as the indicator during a strong acid-strong base titration with virtually no error?
*December 12, 2007 by Lucy*

**Science**

Explain the four factors that produce changes in population size. Which factors are affecting the population size? What do you predict will happen to the nutria populatin after all the land is depleted of the nutris'a food resources?
*March 22, 2008 by Anonymous*

**Romeo and Juliet True/false help**

I need help with this true/false question that I don't understand, and I can't find it anywhere. 1. Capulaet changes the wedding day out of joy for Juliet's change of heart after seeing the Friar.
*April 8, 2009 by Juliet*

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