# Posts by james

Total # Posts: 2,461

**Ecology**

4. c 5. a 6. c 7. b 8. a 9. b 10.c

**physics**

A vector is 100 units long and makes an angle of 50 degrees with the positive x-axis. find the x and y components of this vector.

**project management**

i have to write a 50-100 word summary for a final project proposal being the project manager.any ideas what kind of projects i can use?

**Physics**

A 1030 kg car is pulling a 360 kg trailer. Together, the car and trailer have an acceleration of 2.07 m/s2 directly forward. How do you find net force on the car and trailer?

**IT**

Service Request SR-kf-013 5 page section of the paper. This should include: o Testing Process Summary: Define a test plan or script that identifies major software functionality and hardware to be tested along with the required outcomes. o Installation Process and Training Plan...

**IT**

Service Request SR-kf-013

**College Chemistry**

"A student weighs 0.347 g of KHP on a laboratory balance. The KHP was titrated with NaOH and the concentration of the NaOH determined to be 0.110 M. For the second titration, the student correctly diluted 6 M HCl from the reagent shelf using a graduated cylinder to obtain...

**Chemistry**

The Question Is: "A student weighs 0.347 g of KHP on a laboratory balance. The KHP was titrated with NaOH and the concentration of the NaOH determined to be 0.110 M. For the second titration, the student correctly diluted 6 M HCl from the reagent shelf using a graduated ...

**College Chemistry**

Can anyone give me an update on this?

**College Chemistry**

Anyone know if my answer is correct?

**College Chemistry**

The Question Is: "A student weighs 0.347 g of KHP on a laboratory balance. The KHP was titrated with NaOH and the concentration of the NaOH determined to be 0.110 M. For the second titration, the student correctly diluted 6 M HCl from the reagent shelf using a graduated ...

**College Chemistry**

Would i divide the M and then multiply by Ka?

**College Chemistry**

"What is the pH of a solution that is 0.50 M in sodium acetate and 0.75 M in acetic acid? (Ka for acetic acid is 1.85 x 10-5)." Would i use the Ka expression formula??

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...

**HEALTH-P.E.**

HOW CAN A FITNESS LEVEL AFFECT A TWELVE YEAR OLD BOY PHSICALLY, EMOTIONALLY, FINANCIALLY, AND SOCIALLY?

**math**

The Mayan Empire, which ruled Central America for centuries, had two calendars. One calendar was the same as ours, 365 days long (without leap year). The other calendar was 270 days long, the length of a woman's pregnancy. If both start on day one at the same time, then ...

**health fitness**

how does my fitness lever affect me physically, emotionally, financially, and socially?

**physics**

A 155 N box is placed on an inclined plane that makes a 30.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.

**5th grade math**

949864

**health**

how does socioeconomics and educational opportunity are main reason for health disparities?

**physics**

A 0.80-kg ball, attached to the end of a horizontal cord, is rotated in a circle of radius 1.7 m on a frictionless horizontal surface.If the cord will break when the tension in it exceeds 90 N, what is the maximum speed the ball can have? Express your answer using two ...

**COM 156**

Help with writing an outline on renting vs buying

**statistics**

what is the level of measurement for the following question? 1) the SAT scores for the GEORGE W BUSH white house staff. is it nominal, interval, ordinal, or ratio? Why?

**statistics**

what is the level of measurement for the following question? 1) the SAT scores for the GEORGE W BUSH white house staff. It is nominal, interval, ordinal, or rational? Why?

**Physical science**

what is refraction?

**US History**

How did the federalists and the Jeffersonian republicans differ in their opinion of how the constitution should be interpreted? if a link to a page i can read is provided i'd be extremely grateful otherwise just answer is somewhat fine

**Social Studies**

I know for sure that #1 is A. Churches and #5 is C. 35% (or one third of Americans). Rest, I'm not so sure on.

**algebra**

m=-3 passing through p(3.5)

**3rd grade**

using four different digits, what is the least sum you can get when you add two digit numbers?

**Math**

the first one is 8 inside the path #'s 10-2= and 6+2=8

**accounting**

The two cases described below are independent of each other. Each case provides the information necessary to prepare the stockholders' equity section of a corporate balance sheet. a. Early in 2007, Wesson Corporation was formed with the issuance of 50,000 shares of ...

**algebra**

what do i do

**Math**

how many people can receive equal $16 shares from a total of $496

**algebra**

evaluate the exprression 90/x for the given values of x to complete the table x 2 3 5 9 15 18 20

**1st grade**

My son is gay and i whip him

**english**

Mood and tone! can someone kindly and effectively explain the difference.I am lost completely.Help!

**Algebra**

I can't figure out the answer to question: When you subtract -2c+3d from 5c-7d

**history**

what factors most influenced colonial development

**math**

-3.38+r-9.76 Solve, I think the answer is 2/8.

**math**

how do you solve this equation.

**math**

s+5/8=7/8

**math**

s+5/8=7/8

**math**

Using the following six digits, 1, 2, 4, 6, 8, and 9, fill in the blanks below to make the maximum product that you can. Use each digit only once. How does an understanding of place value help determine the best solution to this problem? __ __ __ x __ __ __

**Math**

Using the definition for the Fourier transform, prove that this operation is linear.

**PHYSICS**

Taylor Swift leaves Philadelphia for a concert in Dallas. Kellie Pickler leaves at the same time, but in a different tour bus. After 2 hours, Taylor's bus has traveled 50% further than Kellie's bus. If Taylor's bus is going 30mph faster than kellies's bus, how ...

**Aberdeen**

A model rocket is launched straight upward with an initial speed of 40.0 m/s. It accelerates with a constant upward acceleration of 2.50 m/s2 until its engines stop at an altitude of 120 m.

**science**

2000000

**ALGEBRA...[HELPP!!]**

Arianna kicks a soccer ball off the ground and in the air with an initial velocity of 42 feet per second. Approximately what maximum height does the soccer ball reach?

**accounting 101**

Preparing A Journal Entry. I need help telling whether it's accounts receivable, rent expense, etc. Also determining whether it's debit or credit. I understand everything else like the T-account and Trial Balance, just determining what they are is what I'm having ...

**Chemistry**

Yes in fact it is. So does that mean that the time it takes for the concentration to decrease to 0.180 mol/l would just be k then since its a zero order?

**Chemistry**

The rate law of a reaction, A-> B+C is given by the expression: Rate=k, where k=0.0113 mol/L min. If the initial concentration of the reactant is 0.225 mol/L, how long does it take for the concentration to decrease to 0.180 mol/L? I know i have to find the order of the ...

**calculus**

Find the limit L. Then find delta > 0 such that |f(x) - L| < 0.01 whenever 0 < |x-c| < delta. lim x -> 4 (4- (x/2))

**algebra 1b**

Arianna kicks a soccer ball off the ground and in the air with an initial velocity of 42 feet per second. Approximately what maximum height does the soccer ball reach?

**College Chemistry**

Help Please.

**College Chemistry**

This is based on the Collision theory.

**College Chemistry**

Which of the following changes generally lead to greater reaction rates? (I)Increasing the temperature (II)Decreasing the concentration of a reactant or (III) adding a catalyst I know that change in temperature influences the reaction, in this case it speeds up and that adding...

**algebra**

In 1995, the life expectancy of males in a certain country was 70.1 years. In 1999, it was 73.6 years. Let E represent the number of years since 1995. The linear function E(t) that fits the data is E(t) =_____ t +______.(Round to the nearest tenth) Use the function to predict ...

**chemistry**

30.2 g

**chemistry**

How many grams of na3po4 will be needed to produce 425ml of a solution that has a concentration of na+ ions of 1.30 M?

**math**

5x=-15

**scientist**

Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard learning session in ...

**Chemistry**

(3.9)*(0.9025J)*(Tfinal-99.3)+(10)*(4.184J)*(Tfinal-22.6)=0 (3.51975J)*(Tfinal-99.3)+(41.84J)*(Tfinal-22.6)=0 45.35975JTfinal-1295.095175=0 1295.095175/45.35975=28.6 degrees celsius

**math**

Saturn is 6 times further from the Sun than Mars. Define a variable and write and expression for the distance of Saturn from the Sun. Not the same person

**Physics (Oscillation)**

If a particle moves in simple harmonic motion with a frequency of 3.00 Hz and an amplitude of 5.00 cm through what total distance does the particle move during one cycle of its motion, what is its maximum speed, where does this maximum speed occur and what and where does the ...

**com155**

So how did you do on this? I have the same assignemnt but I have come up with different answers than yours. How did you do?

**Chemistry**

Thanks I just figured it out too. I appreciate your help.

**Chemistry**

A solution is prepared by dissolving 5.00g of an unknown molecular solid in water to make 500 ml of solution. The osmotic pressure of the solution is 1.61 atm at 25 degrees C. What is the molar mass of the solute? This is what ive done so far: M= 1.61atm/(0.0821Lxatm/molxK)(...

**algebra**

solve algebraically x^2 + y^2 = 16 x - y = 4

**algebriacally.**

x^2 - y^2 = 9 y = 4

**equation**

Solve algebraically and check y = x^2 - 3 x + y = -1

**IT/Business/Law?**

Do I have to register for copyright protection of works of art including writing, photographs and digital images?

**science**

an object will accelerate in free fall because the only force accting on it is gravity True or false

**Math**

Can someone please tell me what the vertex and line of symentry would be for r(x)=-3(x+3)^2.. Thank you

**College Chemistry**

Help please.

**College Chemistry**

Complete the following table for aqueous solutions of caffeine, C8H10O2N4. Find: Molality Mass Percent Solvent Ppm Solute Given: Mole Fraction Solvent = 0.900 Molar Mass is 194.2g i believe.

**basic college reading**

main idea of mythMyth 2: You have to read every word. Some experts suggest that you don’t need to read every word of a passage. This is particularly true once you break your reading task into steps with distinct purposes. For example, the first step in SQ3R is to survey. ...

**basic college reading**

find the mainMyth 1: You only need to read the material once. Textbooks are packed with too much information to understand, much less retain, in one reading session. This is particularly true if the information is new and unfamiliar. Most students who can read and retain ...

**Physics 221**

Hydraulic engineers in the United States often use, as a unit of volume of water, the acre-foot, defined as the volume of water that will cover 1 acre of land to depth of 1 ft.(feet) A severe thunderstorm dumped 2.0in. (inches) of rain in 30 minutes on a town of area 26 km2 (...

**Algebra 2**

I need help finding the vertex of the parabola y=x^2-3x-21

**math**

A rectangular Persian carpet has a perimeter of 240 inches. The length of the carpet is 30 inches more than the width. What are the dimensions of the carpet? Use P = 2L + 2W.

**Algebra**

The second angle of a triangle is 3 times as large as the first. The third angle is 55° more than the first. Find the measure of the smallest angle

**calculus**

Determine whether the graph of the equation is symmetric with respect to the x-axis, y-axis, line y=x, line y=-x, or none of these. x+y=6 Do I have to move the y and 6 to the other side of the equations or does it not matter? Also, if I do, when I test using the equation a^2...

**medical**

according to a December 4 hospital census of 100 , what are the total inpatient service days for December 5 ?

**accounting**

The overall (weighted average) cost of capital is composed of a weighted average of : a)The cost of common equity and the cost of debt b)The cost of common equity and the cost of preferred stock c)The cost of preferred stock and the cost of debt d)The cost of common equity, ...

**physics**

A spring (k=200N/m) is fixed at the top of a frictionless plane inclined at an angle of 40 degrees. A 1 kg block is projected up the plane from an initial position that is distance d=0.60m from the end of the relaxed spring, with an initial kinetic energy of 16J. A) What is ...

**physics**

A spring (k=200N/m) is fixed at the top of a frictionless plane inclined at an angle of 40 degrees. A 1 kg block is projected up the plane from an initial position that is distance d=0.60m from the end of the relaxed spring, with an initial kinetic energy of 16J. A) What is ...

**business**

idk?

**business**

Business relationships often present ethical dilemmas that are ________ 1. not easily resolved 2. easily resolved by following the relevant laws 3.best resolved by creating a lose-lose situation 4.irrelevant and therefore require no action

**Economics**

A reliable 15-year-old babysitter can be a price maker within her own neighborhood. Suppose that this babysitter wishes to implement a Multipart Pricing Plan. Customers who use her services less than L hours per month will pay a high price of PH dollars per hour. Customers who...

**english**

Lucia works for a lawyer who depends on her for everything. Answering phones, planning business trips, proofreading documents, and scheduling appointments. Is this sentence grammatically correct

**physics**

A horse pulls a cart with a force of 40lb at an angle of 30 degrees above the horizontal and moves along at a speed of 6mi/hr. A) how much work does the force do in 10 min? B) What is the average power (in horsepower) of the force?

**Trigonometric Functions**

This is confusing

**finance**

Oppenheimer Bank is offering a 30-year mortgage with an EAR of 5 3/8%. If you plan to borrow $150,000, what will your monthly payment be?