Monday

October 20, 2014

October 20, 2014

Post a New Question | Current Questions

**college Chemistry**

molarity of hydrochloric acid=0.5 M-cost of tums package 150 tablets is 9.99 what is the cost of a single tablet
*Tuesday, October 25, 2011 at 2:33pm*

**College Algebra**

Show all work. A projectile is fired from a cliff 100 ft above the water at an inclination of 45 degrees to the horizontal, with a muzzle velocity of 260 ft/second. The height of the projectile above the water is given by h(x)= ((-32x^2)/(260)^2)+x+100, where x is the ...
*Monday, October 24, 2011 at 9:14pm*

**College Algrebra**

How would you use synthetic division to find the quotient and remainder for this problem: (X^3+3ix^2-4ix-2)/(x+i)
*Monday, October 24, 2011 at 5:06pm*

**persoanal finances**

What are the three steps of critical thinking? What do they include? How might mastery of these skills make you a more effective college student and adult learner?
*Monday, October 24, 2011 at 11:03am*

**College Chemistry**

a sample bulb contained 0.712g of H2(g) at a certain temperature and pressure. At the same temperature and pressure, the bulb can hold 13.0g of an unknown gas. What is the molar mass of the unknown gas?
*Monday, October 24, 2011 at 2:27am*

**College Algebra**

y varies directly as the third power x and inversely as Z. If y=16 when x=4 and z=8,find y when x=9 and z=6
*Sunday, October 23, 2011 at 9:58pm*

**college math**

A community 5K run will award $50 to the winner. 60 people enter the race, and they each pay an entry fee of $20. Assuming they are all equally likely to win, what is a fair price for the competition? Round to the nearest cent Can anyone help me get started on this one?
*Sunday, October 23, 2011 at 5:18pm*

**college physics**

A 0.384 kg puck, initially at rest on a horizon- tal, frictionless surface, is struck by a 0.189 kg puck moving initially along the x axis with a speed of 2.7 m/s. After the collision, the 0.189 kg puck has a speed of 1.7 m/s at an angle of 28 to the positive x axis. ...
*Saturday, October 22, 2011 at 12:04am*

**Math**

A college basket ball player makes 80% of her free throws. Suppose this probability is the same for each free throw she attempts. The probability that she makes all of her first four free throws and then misses her fifth attempt this season is
*Friday, October 21, 2011 at 12:08am*

**Finance**

5. John and Daphne are saving for their daughter Ellen's college education. Ellen just turned 10 (t=0), and she will be entering college 8 years from now (at t=8). College tution and expenses at State U. are currently $14,500 a year, but they are expected to increase at a ...
*Thursday, October 20, 2011 at 11:13pm*

**college chemistry**

Calculate the equilibrium concentration of H3O+ in the solution if the initial concentration of C6H5COOH is 6.0×10^-2. Kc=6.3 *10^-5
*Thursday, October 20, 2011 at 10:12pm*

**math**

a college lab paced two orders with a chemical supplier. the first order was for 13 bottles of calcium hydroxide solution and 4 bottles of sulfuric acid and totalled $ 487. the second order was for 6 bottles of calcium hydroxide solution and 2 bottles of sulfuric acid and ...
*Thursday, October 20, 2011 at 6:47pm*

**math**

a college lab paced two orders with a chemical supplier. the first order was for 13 bottles of calcium hydroxide solution and 4 bottles of sulfuric acid and totalled $ 487. the second order was for 6 bottles of calcium hydroxide solution and 2 bottles of sulfuric acid and ...
*Thursday, October 20, 2011 at 6:15pm*

**statistics**

A survey of college students was conducted during final exam week to assess the number of cups of coffee consumed each day. The mean number of cups was 5 with a standard deviation of 1.5 cups. The distribution was normal. a. What proportion of students drank 7 or more cups of ...
*Thursday, October 20, 2011 at 2:23pm*

**Physics.. please help!!!!!**

A ball of mass 0.4 kg, initially at rest, is kicked directly toward a fence from a point 20 m away, as shown below. The velocity of the ball as it leaves the kicker’s foot is 16 m/s at angle of 46◦ above the horizontal. The top of the fence is 4 m high. The ball ...
*Thursday, October 20, 2011 at 4:17am*

**college math**

2 - x 10. lim 2 x-0 x + 4 Please, help me, thanks
*Wednesday, October 19, 2011 at 12:20am*

**college math**

Use a table to frind the indicated limit. 3 7. lim(4x ) x-2 2 8. lim (2x + 1) x-3 x + 1 9. lim 2 x-0 x + 1
*Wednesday, October 19, 2011 at 12:16am*

**College math**

Please, help me with this problem: frind the derivative of each function at the given number. 21. f(x)= -4x + 5 at 3 22. f(x)= -4 + 3x at 1 thanks
*Wednesday, October 19, 2011 at 12:09am*

**college math**

find the slope of the tangent line to the graph of f at the given point. Graph f and the tangen line. 9. f(x) = 3x +5 at (1.8) 10. f(x)=2x + 1 at (-1,3) Please, help me with this problems. thanks
*Wednesday, October 19, 2011 at 12:04am*

**statistics**

There are 44 mathematics major and 163 computer science majors at the college. How many ways are there to pick 2 representatives, so that one is a mathematics major and the other is a computer science major?
*Wednesday, October 19, 2011 at 12:01am*

**College Physics**

In Chapter 3 we learned that the force of air drag on an object moving rapidly through the air is proportional to v2, where v is the speed of the ball relative to the air. The same relation applies to the force of the wind on the blades of a wind turbine (Figure 9.4), where v ...
*Tuesday, October 18, 2011 at 9:51pm*

**College Physics**

A rod of mass 4.3 kg and length 4.3 m hangs from a hinge as shown in Figure P9.28. The end of the rod is then given a “kick” so that it is moving at a speed of 2.3 m/s. How high will the rod swing? Express your answer in terms of the angle (in degree) that the rod ...
*Tuesday, October 18, 2011 at 8:46pm*

**College Algebra**

Factor the polynomial by pulling out the GCF 6r^2+12r-15
*Tuesday, October 18, 2011 at 5:49pm*

**College Algebra**

Show all work solve the Polynomial inequality and express the solution in set notation. (3p-2p^2)/(4-p^2)<(3+p)/(2-p)
*Tuesday, October 18, 2011 at 3:47pm*

**Statistics: Calculate a Pearson's r**

In a study on caffeine and stress, college students indicated how many cups of coffee they drink per day and their stress level on a scale of 1 to 10. The data are provided in the following table. Number of Cups of Coffee 3, 2, 4, 6, 5, 1, 7, 3, 2, 4 Stress Level 5, 3, 3, 9, 4...
*Tuesday, October 18, 2011 at 3:25pm*

**Statistics: Percentile Rank**

A survey of college students was conducted during final exam week to assess the number of cups of coffee consumed each day. The mean number of cups was 5 with a standard deviation of 1.5 cups. The distribution was normal. A. What proportion of students drank 7 or more cups of ...
*Tuesday, October 18, 2011 at 1:48am*

**College Physics**

For the system of two crates and a pulley in Figure P9.14, (m1 = 28.5 kg, m2 = 10 kg, mpulley = 8 kg), what fraction of the total kinetic energy resides in the pulley?
*Monday, October 17, 2011 at 12:35pm*

**College Chemistry**

i was told to Convert 1 metric ton to grams ore then to grams TiO2 (using the 0.75% in the ore), then to g TiCl4 (using the 70%%) and finally to TiO2 final product (using the 93.0%)for the following questions, but im stuck after converting the metric ton to grams About half ...
*Monday, October 17, 2011 at 1:39am*

**College Algebra**

I need to find the domain of f, the excluded values of f, the domain of (fg)(x); find (f+g)(-5), (f-g)(x), and (fg)(x) to the problem of: Let f(x)=(7x+1)/(3x+2) and g(x)=6x+5.
*Sunday, October 16, 2011 at 11:09pm*

******college algebra…radical functions******

Create a rational function such that the graph of has vertical asymptotes at x=5 and x= -7, a hole at x=2 , and a horizontal asymptote at y = 14. By creating a rational function, you are to write rule for this function. There are many correct solutions here.
*Sunday, October 16, 2011 at 11:01pm*

**College Chemistry**

About half the world's production of pigments for paints involves the formation of white TiO2. It is made on a large scale by the chloride process , starting with ores containing only small amounts of rutile, TiO2. The ore is treated with chlorine and carbon. this produces...
*Sunday, October 16, 2011 at 9:19pm*

**college algebra**

The average rate of change of g(x) = x3 - 12x + 16 from x = -2 to x = 4 is 64 / 2 = 32. true or false
*Sunday, October 16, 2011 at 9:11pm*

**college chemistry**

How many kilocalories are released by freezing 4.6 moles of H20?
*Sunday, October 16, 2011 at 7:04pm*

**College Chemistry**

I have no idea how to do this problem, and I've been searching through my book for an hour. Help please? An energy of 2.0x10^2 kJ/mol is required to cause a cesium atom on a metal surface to lose an electron. Calculate the longest possible wavelength of light that can ...
*Sunday, October 16, 2011 at 6:00pm*

**Accounting**

Prepare a schedule that lists the components of and calculates the personal and dependent exemption amount (based on current year exemption and dependency amount) that would be included on the Brock's individual tax return based on the following information: The Brock'...
*Sunday, October 16, 2011 at 1:18pm*

**college algebra**

how long will it take an investment of $5000 to grow to $8000 if it is invested at 7.8% per year compounded weekly?
*Saturday, October 15, 2011 at 10:10pm*

**statistics**

draw a distribution curve that represents the following distribution of scores: results of 6th grade math test given to college students
*Saturday, October 15, 2011 at 7:39pm*

**Proof read please**

I am entering an essay scholarship and would love if some of you could proof read my essay. Thanks so much! Title: Be a Part of Something Greater “You have to get involved!” From the first day of school, freshman year of high school, those were the words that ...
*Saturday, October 15, 2011 at 11:22am*

**College Physics**

Find the minimum work required to carry a truckload of furniture weighing 1.99 104 N to a third-story apartment, 24.0 m above the truck.
*Friday, October 14, 2011 at 3:32pm*

**College Physics**

A 4.30 kg block starts from rest and slides down a frictionless incline, dropping a vertical distance of 2.60 m, before compressing a spring of force constant 2.20 104 N/m. Find the maximum compression of the spring.
*Friday, October 14, 2011 at 3:32pm*

**College Physics**

A 4.30 kg block starts from rest and slides down a frictionless incline, dropping a vertical distance of 2.60 m, before compressing a spring of force constant 2.20 104 N/m. Find the maximum compression of the spring.
*Friday, October 14, 2011 at 3:32pm*

**College Physics**

A 4.30 kg block starts from rest and slides down a frictionless incline, dropping a vertical distance of 2.60 m, before compressing a spring of force constant 2.20 104 N/m. Find the maximum compression of the spring.
*Friday, October 14, 2011 at 3:32pm*

**College Physics**

A 4.30 kg block starts from rest and slides down a frictionless incline, dropping a vertical distance of 2.60 m, before compressing a spring of force constant 2.20 104 N/m. Find the maximum compression of the spring.
*Friday, October 14, 2011 at 3:32pm*

**College Physics**

A 4.30 kg block starts from rest and slides down a frictionless incline, dropping a vertical distance of 2.60 m, before compressing a spring of force constant 2.20 104 N/m. Find the maximum compression of the spring.
*Friday, October 14, 2011 at 3:32pm*

**Scholarship**

Please revise my essay by giving tip or suggestions. A scholarship like “The FATE” will help me achieve my educational & career goals. “The FATE” not only will benefit financially but it will also boost my self-confidence, give me greater power of ...
*Friday, October 14, 2011 at 3:06pm*

**Business Managment**

Problem 11.3 -- Kelly is a 35 year old single parent with a one-year-old son. She earns $45,000 a year as a marketing analyst and has employer paid group life insurance worth twice her annual salary. She also participates in her employer’s 401(k) program. She has the ...
*Friday, October 14, 2011 at 12:24pm*

**college math**

Suppose $400 is invested for 4 years at a nominal yearly interest rate that is compounded monthly, further suppose it accumulates to 817.39 after 4 years. Find the annual nominal interest rate of the investment.
*Thursday, October 13, 2011 at 11:49pm*

**college math**

Suppose $400 is invested for 4 years at a nominal yearly interest rate that is compounded monthly, further suppose it accumulates to 817.39 after 4 years. Find the annual nominal interest rate of the investment.
*Thursday, October 13, 2011 at 11:49pm*

**English grammar check**

Choose the correct answer which corrects the following sentences without changing its meaning 1. I want to get a well-paying job. Which is why I am attending college. a. I want to get a well-paying job. Which is why I am attending college. b. I want to get a well-paying job, ...
*Thursday, October 13, 2011 at 6:01pm*

**College Algebra**

Find the center (h,k) and the radius (r) of the circle with the given equations: 1. 2(x-2)^2+2(y+5)^2=28 2. 4x^2+4y^2-12x+16y-5=0
*Wednesday, October 12, 2011 at 7:31pm*

**College Algebra**

Find f(x-1) when f(x)=4x^2+5x+4
*Wednesday, October 12, 2011 at 7:29pm*

**College Algebra**

A ferris wheel has a diameter of 320 feet and the bottom of the Ferris wheel is 9 feet above the ground. Find the equation of the wheel if the origin is placed on the ground directly below the center of the wheel.
*Wednesday, October 12, 2011 at 7:23pm*

**college biology**

In testing synaptic transmission, you found that there were 300 failures in 1000 trails of stimulating a presynaptic neuron. The average EPSP size was .7 mV +/- .2mV (mean +/- SD), and the average 'mini' EPSP size was .6mV +/- .1mV. Does the synapse obey Poisson stati...
*Wednesday, October 12, 2011 at 5:38pm*

**Statistics**

The mean graduation time is 5 years with a standard deviation of 6 months for the Monte Carlo College, in which the graduation time is related to the grade of the students. The class size is normally 40. Calculate how many students may graduate by the end of the fourth year. ...
*Wednesday, October 12, 2011 at 5:39am*

**psy**

I have read prior post and my book but I can not figure out what is the connection between learning theory and mechanistic and reciprocal interactionism? I am not even sure if the definitions I have are correct although my answers were graded and excepted. Compare mechanistic ...
*Wednesday, October 12, 2011 at 12:24am*

**English 9 college prep**

I need to write 3 sentences using the words "persistence" "supplication" and "incredulous" Please help!!
*Wednesday, October 12, 2011 at 12:07am*

**college algebra**

U is jointly proportional to V and W. Let k be the constant proportionality. If U = 4 when V = 8 and W = 6, find the value of k
*Tuesday, October 11, 2011 at 11:39pm*

**college physics**

A block of mass 12.0 kg slides from rest down a frictionless 35.0° incline and is stopped by a strong spring with k = 4.00 104 N/m. The block slides 3.00 m from the point of release to the point where it comes to rest against the spring. When the block comes to rest, how ...
*Tuesday, October 11, 2011 at 6:16pm*

**Engineering Statistics**

"A study has shown that 20% of all college textbooks have a price of $90 or higher. It is known that the standard deviation of the prices of all college textbooks is $9.50. Suppose the prices of all college textbooks have a normal distribution. What is the mean price of ...
*Tuesday, October 11, 2011 at 3:13pm*

**College Physics**

A charged particle is hanging from the side of a wall by means of an uncharged string. The wall has a negative charge producing a horizontal electric field. The particle has a mass of .01 Kg. and charge of -80(micro)C and is suspended by a string .3m long. The electric force ...
*Tuesday, October 11, 2011 at 4:19am*

**statistics**

A city survey found that 47% of teenagers have a part time job. The same survey found that 78% plan to attend college. If a teenager is chosen at random, what is the probability that the teenager has a part time job and plans to attend college?
*Tuesday, October 11, 2011 at 1:31am*

**College Chem**

Write a balanced equation for each reaction including the state symbols of all the reactants and products Co(NO3)2. 6H2O + Ni(NO3)2.6H2O
*Monday, October 10, 2011 at 9:46pm*

**college easy physics**

Help me out with 2 multiple questions!!!!!!!!!!!!!!!!! ASAP please What is flux in general? 1. A flow of energy, so heat is an example of flux. 2. Flowing matter such as a river or an air current. 3. Flowing energy or flowing matter. 4. An amount of energy or matter passing ...
*Monday, October 10, 2011 at 9:22pm*

**College Physics**

A students stands at the top of a high vertical cliff and throws calculators into the sea. He throws the calculators horizontally with a speed of 7.4 m/s and observes that each reaches the water below 3.7 s after the release. Neglect air resistance and find (a) How far from ...
*Monday, October 10, 2011 at 9:05pm*

**College Organic Chem **

1)what is the name of the common commercial chemical that is always obtained from the reaction of fats and strong bases such as NaOH and KaOH. 2)What is a physical property that you can tell the difference between glyceryl trimyristate abd myristic acid that is the same color ...
*Monday, October 10, 2011 at 9:03pm*

**College Physics**

The driver of a 1600 kg car, initially traveling at 10.6 m/s, applies the brakes, bringing the car to rest in a distance of 23.0 m. (a) Find the net work done on the car. (b) Find the magnitude and direction of the force that does this work. (Assume this force is constant.)
*Monday, October 10, 2011 at 9:43am*

**english-poetry**

what would you say this poem is about THE CAROL BURNETT SHOW by Joan Jobe Smith After my father died and I had to drop out of college for the second time to go back to being a go-go girl, my mother came to live with me to take care of my kids although she didn’t approve ...
*Sunday, October 9, 2011 at 11:16pm*

**College Algebra**

A bank loaned out $53,000, part of it at a rate of 12% per year and the rest at a rate of 5% per year. If the interest received was $4960, how much was loaned at 12%? Show all work.
*Sunday, October 9, 2011 at 9:43pm*

**College Algebra**

How many liters of 80% hydrochloric acid must be mixed with 40% hydrochloric acid to get 15 liters of 65% hydrochloric acid? Write your answer rounded to three decimals. Show all work.
*Sunday, October 9, 2011 at 9:29pm*

**college chem**

sodium sulfide, Na2S, is used in the leather industry to remove hair from hides. The Na2SO4 + 4C -> Na2S +4CO(g) so suppose you mix 15(g) of Na2SO4 and 7.5g of C. which is the limiting reactant AND what is mass of Na2S that is produced?
*Sunday, October 9, 2011 at 12:21pm*

**English Please help**

i have an essay and ive been researching the topic like for freaking ever and i havent been able to fine anything "scholarly" through collins(my college's) libraries searching databases do you know any scholarly websites..?? Like literally ive been researching ...
*Sunday, October 9, 2011 at 3:55am*

**College Algebra...multiplicity**

Let g(x) = (x - 1)5(x + 1)6(x - 2)7. What is the multiplicity of the zero x = 1?
*Sunday, October 9, 2011 at 12:36am*

**College Algebra**

Let g(x) = (x - 1)5(x + 1)6(x - 2)7. What is the multiplicity of the zero x = 1?
*Sunday, October 9, 2011 at 12:22am*

**College Algebra**

let g(x) = 17x3 - 3x2 + 14x. What is the degree of this polynomial function?
*Sunday, October 9, 2011 at 12:09am*

**College Algebra**

Let g(x) = 17x3 - 3x2 + 14x. Find the sum of all of the coefficients of g(x).
*Sunday, October 9, 2011 at 12:07am*

**Statistics**

Each year, thousands of college seniors take the Graduate Record Examination (GRE). Assume the scores are transformed so they have a mean of 600 and a standard deviation of 150. Furthermore, the scores are known to be normally distributed. Determine the percentage of students ...
*Saturday, October 8, 2011 at 11:43pm*

**College biology **

In testing synaptic transmission, you found that there were 300 failures in 1000 trails of stimulating a presynaptic neuron. The average EPSP size was .7 mV +/- .2mV (mean +/- SD), and the average 'mini' EPSP size was .6mV +/- .1mV. Does the synapse obey Poisson ...
*Saturday, October 8, 2011 at 5:23pm*

**College biology**

In testing synaptic transmission, you found that there were 300 failures in 1000 trails of stimulating a presynaptic neuron. The average EPSP size was .7 mV +/- .2mV (mean +/- SD), and the average 'mini' EPSP size was .6mV +/- .1mV. Does the synapse obey Poisson ...
*Saturday, October 8, 2011 at 2:44pm*

**College biology**

In testing synaptic transmission, you found that there were 300 failures in 1000 trails of stimulating a presynaptic neuron. The average EPSP size was .7 mV +/- .2mV (mean +/- SD), and the average 'mini' EPSP size was .6mV +/- .1mV. Does the synapse obey Poisson ...
*Saturday, October 8, 2011 at 2:43pm*

**College Chemistry**

Plaster of Paris is the compound calcium sulfate hemihydrate, CaSO4*1/2H2O What mass of water is liberated when a 2.763 gram sample is heated to constant mass? The sample is 2.763 grams How much of the 2.763 gram sample is water? I need an amount in grams. Amount of anhyrdate...
*Saturday, October 8, 2011 at 9:01am*

**College Physics**

Electronics and inhabitants of the International Space Station generate a significant amount of thermal energy that the station must get rid of. The only way that the station can exhaust thermal energy is by radiation, which it does using thin, 2.2 m-by-4.1 m panels that have ...
*Saturday, October 8, 2011 at 3:17am*

**College Chemistry**

Plaster of Paris is the compound calcium sulfate hemihydrate, CaSO4*1/2H2O What mass of water is liberated when a 2.763 gram sample is heated to constant mass?
*Saturday, October 8, 2011 at 1:13am*

**College Physics**

In this problem you will estimate the heat lost by a typical house, assuming that the temperature inside is T(in) = 20 degrees celcius and the temperature outside is T(out) = 0 degrees celcius. The walls have fiberglass insulation, which dominates the heat conduction ...
*Saturday, October 8, 2011 at 12:28am*

**College Physics**

The top layer of your goose down sleeping bag has a thickness of 5.0 cm and a surface area of 1.0 m^2. When the outside temperature is -18 degrees celcius you lose 24 Cal/hr by heat conduction through the bag (which remains at a cozy 34 degrees celcius inside). Assume that you...
*Friday, October 7, 2011 at 11:36pm*

**College Physics**

The top layer of your goose down sleeping bag has a thickness of 5.0 cm and a surface area of 1.0 m^2. When the outside temperature is -18 degrees celcius you lose 24 Cal/hr by heat conduction through the bag (which remains at a cozy 34 degrees celcius inside). Assume that you...
*Friday, October 7, 2011 at 11:36pm*

**College Physics**

A 2.30-cm-thick wood floor covers a 4.0 m x 5.5 m room. The subfloor on which the flooring sits is at a temperature of 16.4 degrees celcius, while the air in the room is at 19.3 degrees celcius. What is the rate of heat conduction through the floor? Use 0.200 W / m x K for the...
*Friday, October 7, 2011 at 11:32pm*

**College Chemistry**

What is the final temperature, in oC, after a 26.5 g piece of ice, at 0oC, is placed in a styrofoam cup with 122 g of water initially at 73.8oC the specific heat of water = 4.184 JK-1g-1 The heat of fusion of ice = 333 Jg-1
*Friday, October 7, 2011 at 10:11pm*

**statistics**

SAT Exam Scores – A school administrator wonders if students whose first language is not English score differently on the math portion of the SAT exam than students whose first language is English. The mean SAT math score of students whose first language is English is 516...
*Friday, October 7, 2011 at 9:18am*

**English-Writing**

Many students fear the thought of college. It is not only the transition from high school that intimidates them, but large classrooms, two hour seminars, and worse part, the fear of failure is what keeps them from going. Hence either take shorter hours, gap years, or some even...
*Friday, October 7, 2011 at 6:49am*

**college chemistry**

For the equilibrium Br2 + Cl2 goes to 2BrCl at 400 K ,Kc = 7.0. 0.30 of Br2 and 0.30 of Cl2 are introduced into a 1.0 L- container at 400 K.a) What will be the equilibrium concentration of Br2? b) What will be the equilibrium concentration of Cl2 ? c) What will be the ...
*Friday, October 7, 2011 at 4:11am*

**college chem**

what volume of 0.955 M HCl, in milliliters, is required to titrate 2.152g of Na2CO3 to the equivalent point? Na2CO3(aq) + 2HCl(aq) 2NaCl(aq) + CO2(g) + H2O(1) can this please be explained in simple step by steps? i am sick and i am having trouble understanding anything.
*Thursday, October 6, 2011 at 8:25pm*

**College Chemistry**

How many milliliters of 0.100 M HNO3 are needed to neutralize the following solutions? A. 45.0 mL of 0.667 M KOH B. 58.5 mL of 0.0100 M Al(OH)3
*Thursday, October 6, 2011 at 6:27pm*

**HELP ASAP ( COLLEGE STATISTICS)**

Describe in words the nature of the relationship between each pair of variables as indicated by the value of the correlation coefficient. Be sure to include a. the direction of the relationship. b. the strength of the relationship. c. a verbal description of the way the ...
*Thursday, October 6, 2011 at 4:51pm*

**English**

My essay, the writing centre told me that my introduction essay was not to the point of being a succesful student. So I changed it. Here, could you please help me rephrase it .. My two most important points are the TWO STEPS : Daily and punctual attendance and dedication to ...
*Thursday, October 6, 2011 at 2:58pm*

**college algebra**

SKILL MAINTENANCE. Calculate: 2b + 8 – 3b = 10 + 11b – 2 – 12b
*Thursday, October 6, 2011 at 11:43am*

**Statisics**

35%of adult Americans are regular voters. A random sample of 250 adults in a medium-size college town were surveyed, and it was found that 110 were regular voters. Estimate the true proportion of regular voters with 90% confidence and comment on your results... Can you show ...
*Wednesday, October 5, 2011 at 11:54pm*

**College Algebra**

(2.2 x 10^-3)(4.3 x 10^8) I get 9.46*10^5 is this correct?
*Tuesday, October 4, 2011 at 10:28pm*

**College Algebra**

Which of the following is equivalent to (2x-3)^2=25 ? A) 2x - 3 = 5 B) 2x - 3 = -5 C) 2x - 3 = 5 and 2x - 3 = -5
*Tuesday, October 4, 2011 at 8:40pm*

**Math**

Determine whether the following statement makes sense or does not make sense, and explain your reasoning: By modeling attitudes of college freshmen from 1969 through 2006, I can make precise predictions about the attitudes of the freshman class of 2020. A) This makes sense ...
*Tuesday, October 4, 2011 at 7:59pm*

**college chem**

Ethanol (C2H5OH) boils at a temperature of 78.3oC. What amount of energy, in joules, is necessary to heat to boiling and then completely vaporize a 20.0 g sample of ethanol initially at a temperature of 13.6oC. The specific heat of ethanol is approximately constant at 2.44 JK-...
*Tuesday, October 4, 2011 at 3:56pm*

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