Saturday

March 28, 2015

March 28, 2015

Total # Posts: 2,331

**businesscommunication**

Main idea(s), background information, negative elements, benefits, goodwill ending
*June 4, 2011*

**Math**

(5y-4) squared simplified the answer is not 25ysquared+16
*May 26, 2011*

**algebra**

(5y-4) squared simplified
*May 26, 2011*

**algebra**

Two angles are complemtary. The large angle is 1 less than 6 times the smaller angle. which system could be used to determine the larger angle X and the smaller angle Y?
*May 26, 2011*

**finance**

Refer to Figure 7-1 of Personal Finance. Why is it important to go through these steps when you are planning on making a large purchase? Provide at least one example to support your response.
*May 25, 2011*

**Physical Science 2nd Semester**

A student lifts a backpack with a force of 50 Newtons. She lifts the backpack 2 meters off the floor. Calculate the work that she has done.
*May 24, 2011*

**Science**

What does Hubble's law tell us?
*May 22, 2011*

**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*

**chemistry**

Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water?
*May 15, 2011*

**Grammar-Capitalization**

According to this resource: web hyper text transport protocol etc. taftcollege.edu/newTC/Academic/LiberalArts/owl/CAPITALSdotHTML one does not capitalize seasons. See number 5 on that list.
*May 12, 2011*

**Science**

Electrons move at a speed of 4.4 104 m/s through a 6.0 10-2 T magnetic field which is perpendicular to their motion. Calculate the radius of the electrons' circular path.
*May 11, 2011*

**geometry**

If Úc ≅ Úd, mÚc = 5x - 7, and mÚd = 3x + 25, how many degrees are in Úc? 9‹ 16‹ 52‹ 73‹
*May 11, 2011*

**Physics**

100,000J of heat is added to a 2.0KG of ice at -8degrees C. How much ice melts?
*May 10, 2011*

**Chemistry**

What is the pH, pOH [OH-] and [H+] for 0.000535 M hydrosulfuric acid?
*May 8, 2011*

**Chemistry**

What is the molarity and normality of 100.3 grams of calcium hydroxide dissolved in 775 ml of water?
*May 8, 2011*

**basic grant writing**

what are the differences between competitive and noncompetitive grants?
*May 5, 2011*

**College Algebra Application**

Newton's Law of Cooling T(t)=T0+(T1-T0)e^-kt The police discover the body of a murder victim. Critical to solving the crime is determining when the murder was committed. The coroner arrives at the murder scene at 12:00pm. She immediately takes the temperature of the body ...
*May 5, 2011*

**College Algebra**

Thanks for the help.
*May 5, 2011*

**College Algebra**

Solve using Elimination or Substitution: 4x^2+9y^2=36 x+3y=3
*May 5, 2011*

**social studies**

i need to write a summary and the home front is a event in world war 2
*May 3, 2011*

**social studies**

i need an summary on The Home Front
*May 3, 2011*

**MATH**

peter bought a computer that cost 1,500. The computer is on sale for 15% off. Peter paid 7% sales tax on the sale price of the computer. How much did peter pay? My answer would be 1,604.25 can you explain how to do the problem if it is wrong
*May 3, 2011*

**algebra**

What is the Pythagorean theorem? How is it used?
*May 3, 2011*

**ELA (QUICK QUESTION)**

what are some reading skills
*May 2, 2011*

**geography**

how do you think the existance of nearly 3000 ethnic groups and 800 languages affects life in countries south of the sahara
*May 2, 2011*

**College Algebra**

Solve the exponential equation algebraically: 2^x+1=5^2x
*April 28, 2011*

**chem**

Thanks a lot! =) Very helpful.
*April 27, 2011*

**chem**

sorry 0.180
*April 27, 2011*

**chem**

At a certain temperature, the reaction CO(g) + 2H2(g) <===> CH3OH(g) has Kc = 0.500. If a reaction mixture at equilibrium contains 0.00436 M CH3OH and 0.220 M H2, what is the equilibrium concentration of CO? The answer is 0.280 M. I dont know how to get it.
*April 27, 2011*

**chemistry**

oops, wrong thread. but i have the same question regardless.
*April 27, 2011*

**chemistry**

Oops, here it is. refer to the following equilibrium below: A <===> B Keq = 10
*April 27, 2011*

**trig**

Verify the equation is an identitiy: cot(x)tan(x+pi) - sin(pi-x)cos((pi/2)-x) = cos^2x Thanks
*April 27, 2011*

**Chemistry**

What is the correct way to write a chiral system or R and S system?
*April 26, 2011*

**Chemistry**

I need to know the most polar bond in each molecule. HSCH2CH2OH / HC12F / HOCH2CH2NH2
*April 26, 2011*

**algebra**

y = -x2 - 4x + 4
*April 25, 2011*

**Chemistry**

I need the name of the following compounds using the IUPAC method: O CH2CH3 O || | // / \/ \/ \ OH
*April 25, 2011*

**Chemistry**

I need the name of the following compounds using the IUPAC method: NH2 CH2 | | Br\/ \/\/
*April 25, 2011*

**Chemistry**

I need the structural formulas for the organic compound trans 3,4,5-triethyl-2-octyene
*April 25, 2011*

**Chemistry**

I need the structural formulas for the organic compound 1,3,5 Trichlorocyclohexane
*April 25, 2011*

**Chemistry**

I need to know the most polar bond in each molecule. HSCH2CH2OH / HC12F / HOCH2CH2NH2
*April 25, 2011*

**programming**

Create a Flash movie that uses motion animation to change a figure from a large size to a small size and back as it moves from the top to the bottom of the right side of the stage.
*April 23, 2011*

**Colleges**

I want to attend UC Irvine. But with the GPA, grades, no AP classes until next year, I feel that chance is very slim.
*April 21, 2011*

**Colleges**

I'm a Sophomore with a 3.3810 GPA. I really want to get into a UC school. I recently finished a quarter and ended up with a 3.25 with one "C." Will that one "C" affect me a lot? I'm not taking AP classes which is the bad thing.
*April 21, 2011*

**Calculus**

Gas is escaping a round balloon at2units^2/min.How fast is the surface area shrinking when the radius is 12units?
*April 20, 2011*

**physics**

A mass of 0.116 kg hangs from a vertical spring in the lab room. You pull down on the mass and throw it vertically downward. The speed of the mass just after leaving your hand is 5.60 m/s. (a) While the mass moves downward a distance of 0.04 m, how much work was done on the ...
*April 17, 2011*

**Math**

You are given 9 to 1 odds against tossing three heads with three coins, meaning you win $9 if you succeed and you lose $1 if you fail. (Find the expected value of the described game. Would you expect to win or lose money in 1 game? in 100 games? Explain.
*April 14, 2011*

**chemistry**

i am just simply stuck on this question
*April 14, 2011*

**chemistry**

Decide if each of the following principles were first discovered during Thompson's cathode ray tube experiments, Rutherford's gold foil experiment, Millikan's oil drop experiment or none of these. Label each one with either Thompson, Rutherford, Milikan, or none of...
*April 14, 2011*

**Math**

hfg
*April 13, 2011*

**math**

5/6 of 60 minutes is 50 minutes.
1/3 of 50 minutes is 1/6 of 100 minutes, or 16.66 minutes... the devil's 666 is in there lurking!
Here's a question for you:
If I add 5 + 5/4
do I get the same amount or answer as when I ...
*April 12, 2011*

**Maths**

Solve the initial value problem (dy/dt)+2y=15 sin(t)+15 cos(t) with y(0)=3
*April 11, 2011*

**Maths**

Solve the initial value problem (dx/dt)+2x=cos(2t) with x(0)=5
*April 11, 2011*

**alegbra**

How does the number game work. How does the number game use the skill of simplifying rational expressions?
*April 11, 2011*

**chemistry**

first convert the kg of SO2 to grams of SO2 then convert to moles by dividing by its molar mass secondly convert between moles of 2SO2 and 2CaSO4 which is a 2/2 ration so no change in moles then multiply your moles by CaSO4's molar mass to get grams, then multiply that ...
*April 7, 2011*

**math**

The weekly take-home pay (in dollars) for 20 graduate teaching assistants at University Z is as follows: 500.75,217.43,488.25,405.78 485.46,495.48,370.75,435.40 479.65,482.56,470.28,489.90 382.50,500.75,465.32,481.25 506.43,225.50,504.38,179.25 Find the mean,median, and ...
*April 7, 2011*

**Chemistry**

How much heat (in kilojoules) is evolved or absorbed in the reaction of 2.90g of Fe2O3 with enough carbon monoxide to produce iron metal? Fe2O3 + 3CO ---> 2Fe + 3CO2 dH=-24.8kJ How do you find q (of the 2Fe in kJ).
*April 6, 2011*

**Math**

4z3(3z-1)+7(3z-1)
*April 4, 2011*

**Chemistry**

If a 25.0 mL sample of 0.500 M HCl solution were diluted 125-fold, what would be the volume and concentration of the diluted solution?
*April 4, 2011*

**grammar**

Yes! Okay... I am really going to try that. Thank you for boosting my brain :)
*April 2, 2011*

**grammar**

Can someone please help me in figuring out how to write adjectives and adverbs in a sentence. I do not know why this is so difficult for me.... I know what each means, yet I am having trouble identifying them in sentences. Any advice is appreciated :\
*April 2, 2011*

**physics**

give an example of projectile motion;include in your explantion the term velocity , accleration and displacement orginality in your example will be appreciated?
*March 31, 2011*

**physics urgent please **

Give an example of projectile motion;include in your explantion the term "velocity" , "accleration" and "displacement", orginality in your example will be appreciated?
*March 31, 2011*

**physics**

Two person watch the same object move.Marty says it accelerates straight up downward,but joanne claims it falls along a curved path.describe the conditions under which each person would be reporting correctly what they see. sorry for my mistakes can you please answer it ms.sue
*March 31, 2011*

**science(physics)**

Two person watch the same object move.Marty says it accelerates straight up downward,but joanne claims it falls along a curved path.describe the conditions under which each person would be reporting correctly what they see. sorry for my mistakes can you please answer it
*March 31, 2011*

**science(physics)**

two perons watch the sameobject move marty says it accleartes downward but joanne clams it falls along a curved path describe the condtions under which each person would be reporting correclty what they see.
*March 31, 2011*

**science(physics)**

give an example of projectile motion;include in your explantion the term velocity , accleration and displacement orginality in your example will be appreciated?
*March 31, 2011*

**MATH**

A DICTIONARY,CUBE AND A GEOBOARD IS MEASURED BY GRAMS OR KILOGRAMS
*March 30, 2011*

**MATH**

KILOGRAM
*March 30, 2011*

**MATH**

A JUMPROPE IS MEASURED BY GRAMS OR KILOGRAMS
*March 30, 2011*

**chemistry**

the following reaction is endothermic; 3O2(g) = 2O3(g) If this reation is at equilibrium will it shift to the right or left if we: 1) add some oxygen
*March 30, 2011*

**Math**

A rope 3/4 yard long is cut into 9 pieces. Each piece is the same length. how long is each piece?
*March 28, 2011*

**Geometry**

The geometric figure that encloses the most area is a circle.
A circumference C=100=2pi r so r=15.92 and
Area = pi r^2 = 795.77
Your rectangle of 40*10 = only 400 sq. ft.
A perimeter of 25 feet per side times 4 sides = a length of rope 100 ...
*March 27, 2011*

**US History**

Read your textbook, & you will find all of your answers.
*March 23, 2011*

**US government**

James Madison warned people about the dangers of this conflicting group. Today it is known as an interest group
*March 21, 2011*

**chemistry**

In order to dilute 1L of 6M solution of NaOH to .5M solution, how much water must be added?
*March 17, 2011*

**Chemistry**

what is the Molecular equation for the preparation of tetra-aminocopper(II)sulfate hydrate - Cu(NH3)4SO4*H20 in the experiment CuSO4*5H20 was added to water and then ammonia solution was added to that. and then after that was all stirred up nicely 95% ethanol was added to the ...
*March 16, 2011*

**Physics**

A clerk moves a box of cans down an aisle by pulling on a strap attached to the box. The clerk pulls with a force of 174.0 N at an angle of 27.0 degrees with the horizontal. The box has a mass of 39.0 kg, and the coefficient of kinetic friction between the box and floor is 0....
*March 15, 2011*

**math**

100- 4 Px + Py +40 = 0 100- 4 Py + Px +40 = 0 Solve the above two equations to get Py = Px = 140/3. How would you solve the two eq above??
*March 14, 2011*

**calculus **

The voltage of the power supply in a AC-DC coupled circuit is given by the function v(t) = 130sin5t + 18, where t is time, in seconds, and V is the voltage, in volts, at time t. a) find the maxiumum and mimimum voltages and the times at which they occur
*March 11, 2011*

**calculus**

what is the derivative of: V(t) = 130sin5t + 18
*March 11, 2011*

**Chemistry**

Why is potassium hydrogen phthalate (KHP) a primary standard but sodium hydroxide is not?
*March 9, 2011*

**Calculus**

how do I solve for t when i am given: 5000 = 45t^2 + 240t + 450
*March 7, 2011*

**algebra**

A triangle has sides of lengths 20, 28, and 32. A similiar triangle has a side of length 15 and another of length 24. How long is the third side of this triangle?
*March 5, 2011*

**Calculus 1**

find the point on the graph of y=x^2 where the tangent line is parallel to the line 2x-y=2
*March 5, 2011*

**math**

720/36=20 sq. in.
Let's say the original painting was 24x30"
24/6=4
30/6=5
4*5=20 sq. in., so the answer checks out!!
*March 4, 2011*

**College Alegbra**

Thanks for the help.
*March 3, 2011*

**College Alegbra**

1/4,16
*March 3, 2011*

**College Alegbra**

Solve: 2x-9√x +4=0
*March 3, 2011*

**math**

Explain vertices and edges
*March 2, 2011*

**math**

Explain vertices and edges
*March 2, 2011*

**microeconomics**

lol mayybe... did you get the answer?
*March 2, 2011*

**microeconomics**

Consider the markets for pizza and fried chicken. Show graphically and explain the impact(s) you would expect if technological change leads to the development of a pizza oven that is both much cheaper and uses less energy than current ovens.
*March 2, 2011*

**microeconomics**

What condition must be met in order to conclude that an economy is maximizing social well-being? Do the equilibriums given by individual markets necessarily lead to the maximization of social well-being (that is, if demand is equal to supply, can you conclude that well-being ...
*March 2, 2011*

**7th grade math**

x-14=-3 one step equation
*March 2, 2011*

**math**

Use integration by parts to verify |(from -pi to +pi)cosmxcosnxdx = pi when m=n and |(from -pi to +pi)cosmxcosnxdx = 0 when m and n are not equal.
*March 2, 2011*

**math**

integration of x^2 * cos^2(x)
*February 27, 2011*

**Chemistry**

Which of the following aqueous solutions are good buffer systems ? . 0.26 M hydrochloric acid + 0.24 M potassium chloride . 0.14 M acetic acid + 0.20 M potassium acetate . 0.16 M potassium hypochlorite + 0.23 M hypochlorous acid . 0.31 M hydrocyanic acid + 0.28 M potassium ...
*February 26, 2011*

**Math**

Write 1.87 as a mix number
*February 24, 2011*

**Business Communication**

I agree
*February 24, 2011*

**physical science**

If 22 grams of water are saturated at 75 degrees celsius with potassium nitrate and then cooled to 40 degrees celsius, how much will precipitate?
*February 21, 2011*

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