Friday

February 12, 2016
Total # Posts: 1,827

**chemistry**

Foe Fe(OH)2, Ksp=8 x 10^-16. What is the molar concentration of OH- in a saturated Fe(OH)2 solution?
*December 18, 2009*

**Biology **

Dr. Paul is blood type O. His father was blood type A and his mother was blood type B. What were the genotypes of his parents and what are the possible blood types and ratios expected for crosses involving these parental genotypes?
*December 14, 2009*

**English**

It sounds a bit awkward to me to be honest because it does not sound like the sentence agrees. I would say something more along the lines "the swirling snows gives you mental blissfulness...?" Not sure if that sounds too great for your poem but hope it helps!
*December 14, 2009*

**TRIG - BEARING PROB.**

-75
*December 14, 2009*

**law**

What are the two main functions of criminal law? Describe the written sources of American criminal law and their purposes.
*December 13, 2009*

**algebra 2**

x(x+3)-18(x+3)
*December 13, 2009*

**Math**

The game of dots is played by rolling a fair die and receiving $1 for each dot showing on the top face of the die. What cost should be set for each roll if the game is to be consdiered a fair game?
*December 12, 2009*

**Math**

On a TV game show, the contestant is asked to select a door and then is rewarded with the prize behind the door selected. If the doors can be selected with equal probabiltiy what is the expected value of the selection if the three doors have behind them a $40,000 foreign car,a...
*December 12, 2009*

**Math**

Suppose that pizzas can be ordered in four sizes(small, medium, large and Illini-size), with three crust choices (thin, thick, and Chicago style), four choices of meat(sausage, pepperoni, hamburger, and none) and two tupes of cheese (regular or double.) How many different ...
*December 12, 2009*

**Math**

What's wrong with the argument that the probability of rolling, a double 6 in two rolls of a die is 1/3 because 1/6 + 1/6= 1/3?
*December 12, 2009*

**math**

how do I solve this unit rate: $11.49 for 3 pacages? I was absent, so I have no clue how to get the answer
*December 9, 2009*

**biology**

5 steps to a scientific method
*December 9, 2009*

**psychology**

I need to do a school paper on positive psychology the subject focus should be emotional intelligence. I can't get started and I've run out of time. writters block, fear.. many concerns but most important I have run out of time. Suggestions please?
*December 9, 2009*

**college Math**

A recent article in a computer magazine suggested that the mean time to fully learn a new software program is 40 hours. A sample of 100 first time users of a new statistics program revealed the mean time to learn it was 39 hours with the standard deviation of 5 hours. At the 0...
*December 7, 2009*

** RESEARCH AND EVALUATION II**

A recent article in a computer magazine suggested that the mean time to fully learn a new software program is 40 hours. A sample of 100 first time users of a new statistics program revealed the mean time to learn it was 39 hours with the standard deviation of 5 hours. At the 0...
*December 7, 2009*

**Science**

An energy convesion makes the telephone a useful machine. Explain.
*December 7, 2009*

**Algebra**

Determine if linear equation is so put into satandard form. 3x = 5y 7y = 2x + 5x 3/x + 4/y = 2
*December 3, 2009*

**algebra 1**

Put into standard form 3/x + 4/y = 2
*December 2, 2009*

**college math**

A box, with rectangular sides, base and top is to have a volume of 4 cubic feet. It has a square base. If the material for the base and top costs 10 dollars per square foot and that for the sides costs 20 dollars per square foot, what is the least cost it can be made for?
*December 1, 2009*

**trig**

find all soultions of the equation sec^s x-1=0 in the interval{0,2pi}
*November 23, 2009*

**Chemistry**

a.cross magnesium and sulfate, sulfate has -2 charge and mg +2 charge, same charges cross out, MgSO4 c.chlorine is Cl -1 charge, beryllium has +2 charge, cross charges, BeCl2
*November 5, 2009*

**finance**

preparing a deposit slip for each day
*October 30, 2009*

**Business**

true
*October 27, 2009*

**maths PLEASE HELP**

What happened to the grocer who stacked all of the liquid detergent no the high shelf ?
*October 25, 2009*

**maths PLEASE HELP**

how to work out partial fraction decomposition when given 1/x(x^2+1) and 2x-1/(x+4)(x-3) if you could give me an idea of the formula and what changes i need to make to the formula when the denominator changes that would help and please use idiot speak because the text books ...
*October 25, 2009*

**maths**

i think i worked out the second one but i still cant do the first is it = 9/7(x+4)+5/7(x-3)???
*October 25, 2009*

**maths**

how to work out partial fraction decomposition when given 1/x(x^2+1) and 2x-1/(x+4)(x-3) if you could give me an idea of the formula and what changes i need to make to the formula when the denominator changes that would help and please use idiot speak because the text books ...
*October 25, 2009*

**Math**

I have 10 silver cars 5 blue cars 6 reds 9 black cars what is the probability was 1 of the cars beinging pick out bringing silver
*October 21, 2009*

**us history**

was the women's movement important because doing the war they were able to take on jobs that were usually worked by men. During this time that fought for the right to vote and better working wages. ( not to sure about this question)
*October 20, 2009*

**us history**

Why was the women's movement so central to social reform during the progressive era?
*October 20, 2009*

**Physics**

All you do is multiply your percentage by gravity...so 0.11*9.8
*October 13, 2009*

**Psy 210**

The following table describes five situations in which a person reacts to stress in an unhealthy manner. For each: a. identify the stressor(s). b. briefly explain why the person's reaction is an unhealthy choice. c. briefly describe one healthy alternative way of reacting ...
*October 10, 2009*

**math**

How long will it take a bus traveling at 60 miles per hour to overtake a car traveling at 40 mph if the car had a 1.5 hour head start?
*October 6, 2009*

**Health**

Discuss coding for obstetrics,including items covered by the global fee for antepartum and postpartum periods of normal pregnancy.
*October 6, 2009*

**ethics 125**

write an essay on the migration and etermination of korean americans.
*October 4, 2009*

**business law**

When there is a unilateral mistake, in what three types of situations may a contract not be enforced? Explain your answer. 20 points
*October 1, 2009*

**Accounting**

I am having the worst time: I need to build a four year projected balance sheet. I've already done my four year profit projection and was wondering if someone could help me with the balance sheet. I did year one, can't go any further: Below is the four year profit ...
*September 29, 2009*

**critical thinking**

How can a problem statement be formulated so that it is considerate of stakeholder's perspectives
*September 26, 2009*

**spanish**

Si ___ el n?ero de mi jefe, le __ para decirle que no puedo ir al trabajo hoy. a)sabr?, llamara b)llamar?, supiera c)supiera, llamar? d)llamara, sabr? __ a la fiesta si __ encontrar un vestido a)apropiado para llevar. b)Viniera, podr? c)Vendr?, pudiera d)Podr?, viniera Pudiera...
*September 25, 2009*

**CRT 205**

How thinking critically will influence the ways you process information.
*September 17, 2009*

**HCA 220**

Does anyone know where I can purchase the HCA 220 textbook for reasonable price?
*September 17, 2009*

**math 116 algebra 1A**

You have to follow the Order of Operations. Try this phrase out. "Please Excuse My Dear Aunt Sally" PEMDAS P=parantheses E= Exponents M=Multiplication D=Division A=Addition S=Subtraction It sounds stupid but it works.
*September 17, 2009*

**earth science**

Thank you!
*September 16, 2009*

**earth science**

What may form when falling precipitation runs off the surface of the ground? Explain how the form of precipitation may affect runoff. I don't understand what they are asking. What do they mean by "What may form?" does it mean like a puddle? or mudslide? or ...
*September 16, 2009*

**math**

i don't know.
*September 13, 2009*

**12th grade**

this is my english class and we are to write on how young people can change the world by their actions.
*September 9, 2009*

**12th grade**

is there any sites that can you can suggest for an essay that I'm doing on how young people who believe in their words and ideas can change our world?
*September 9, 2009*

**grade 7 math**

thank you very much...i wasn't sure if it was correct.
*September 9, 2009*

**grade 7 math**

so...441 = 21 121 = 11 900 = 30 10 000 = 100
*September 9, 2009*

**grade 7 math**

Calculate the dimensions of a square with each of these areas A. 441 m2 b. 121 m2 c 900 m2 d. 10000 cm2
*September 9, 2009*

**math**

graph y-7>-14
*September 8, 2009*

**ACCOUNTING CONFUSED!! HELP**

Andy Wright,D.D.S., opened a dental practice on January 1, 2008. During the first month of operations the following transactions occurred. 1. Performed services for patients who had dental plan insurance. At January 31, $875 of such services was earned but not yet recorded. 2...
*September 3, 2009*

**Chemistry II**

what is the molar mass of a gaseous organic compound with a density of 3.38 g/L at 40oC and a pressure of 1.97 atm? I got 4.41M, is this correct?
*September 2, 2009*

**Chemistry II**

what is the molar mass of a gaseous organic compound with a density of 3.38 g/L at 40oC and a pressure of 1.97 atm? Ok, I am little confused because I am not sure of where to plug in the density and the atm?
*September 2, 2009*

**Chemistry**

Determining the Molar Mass of a Volatile Liquid
*September 2, 2009*

**college Accounting**

The ledger of Piper Rental Agency on March 31 of the current year includes the following selected accounts before adjusting entries have been prepared. Debit Credit Prepaid Insurance $ 3,600 Supplies 2,800 Equipment 25,000 Accumulated Depreciation—Equipment $ 8,400 Notes ...
*September 1, 2009*

**Chemistry II**

What is the molarity of a solution in which 13.7 g of calcium chloride is dissolved in water to a final volume of 750.0 mL?
*September 1, 2009*

**physics**

You and a friend each drive 50.0 km. You travel at 90 km/h; your friend travels at 95.0 km/h. How long will your friend wait for you at the end of the trip?
*August 30, 2009*

**Grade 10 Home economics**

define the following fibre characteristics -conduction of heat -texture -lustre -moisture absorbency -strenght -flammability
*August 20, 2009*

**science**

I would think mountains, oceans, lakes rivers,etc.would be the answer to that one
*August 18, 2009*

**English**

hi marie i'm having a hard time with the same assignment. were u able to do it? how did u do it? thanks
*August 12, 2009*

**math**

-2(t-2)-3=
*August 5, 2009*

**math**

-4(3y-10)+2(2y+5)=
*August 5, 2009*

**math**

2T+2(1-2T)=
*August 5, 2009*

**math**

2T+2(1-2)=
*August 5, 2009*

**Math Help Please**

Please show me how to put this in interval notation. Thanks! I know I solved this right, I think, but need to put it in interval notatioin. Please tell me if i am correct. Thanks! PleaseSolve: (x-3)/(x^2-25)<0 and write solution set in interval notation. This is what I get...
*August 2, 2009*

**health**

How are the data elements contained in the HIPAA 837 claim form similar to the CMS-1500, and how does each form relate to the claims process? In your opinion, do the similarities between HIPAA 837 and CMS-1500 complicate or simplify the claims process? Explain your answers
*July 28, 2009*

**college**

Explain three rules for exponents listed in the chart on p. 239 (section 4.2). Do not explain the first two definitions listed in the table (Exponent of 1 or 0). Create an expression for your classmates to solve that uses scientific notation and at least one of the rules for ...
*July 27, 2009*

**Algebra**

Does this mean that it will be Upward to the left and downward to the right?
*July 26, 2009*

**Algebra**

Please describe the end behavior of the graph of the function below. f(x) = –2x^5 – x^3 + x – 5?
*July 26, 2009*

**Communication Studies**

Can people's attitudes be "isolated" by researchers? Can an attitude's contours, influence on behavior, and strengths be accurately measured?
*July 26, 2009*

**Chemistry**

Write a balanced chemical equation for single eisplacement reaction. Al+H2SO4
*July 21, 2009*

**Communication Theory**

Identify misuse of language in Charlton Heston's speech from 1999 to Harvard Law School students. Provide specific examples if any exist.
*July 6, 2009*

**Algebra**

Got it Thanks!
*June 23, 2009*

**Algebra**

Find the equation of the line parallel to the line 3x + y = 5 and containing the point (4, – 2).
*June 23, 2009*

**Medical Coding**

What is the two subheadings within the Cardiovascular System subsection?
*June 22, 2009*

**drivers ed**

when crossing a bridge, a driver should usually: 1. reamin in the center of the lane 2.move to the right of the lane 3.move to the left lane
*June 15, 2009*

**Algebra**

Given that h(x) = x+4 and g(x) = rootx-1, find each of the following, if it exists. a. (gh)(10) b. (h/g)(1) c. (hg)(3)
*June 12, 2009*

**Algebra**

Could you be adding both fraction here after coming up with the common denominator? which is 12? for the final ans of 17/12 or 1 5/12?
*June 4, 2009*

**Algebra**

So you don't add the two to come up with the distance? All I need is the distance between the two fractions. Thanks!
*June 4, 2009*

**Algebra**

Calculate the distance between the points -2/3 and 3/4 on the number line. Please show how you arrived at the answer.
*June 4, 2009*

**chemistry**

Is it possible for hydrated sodium carbonate to continue to absorb water?
*June 2, 2009*

**Algebra**

turbo-jet: 400mph super-prop: 350mph
*May 24, 2009*

**college**

i am not good with history and i have an assignment on how the united states became involved with the politics in southeast Asia and how it affected the politics in the united sates. If anybody can help me it would be greatly appreciated
*May 23, 2009*

**Algebra**

Please Simplify ( 3x^5 y^-8)^4 ) (------------- ) ( z^-2 )
*May 19, 2009*

**chem nomenclature**

and sodium diamminetetrachloroplatinate(IV)
*May 11, 2009*

**chem nomenclature**

whats the formula: tetraamminedinitratocobalt(III) bromide
*May 11, 2009*

**Math**

I'm doing some word problems on finding the areas of rectangles, its just like all complicated. I don't understand how to do them. For example: A square field had 3 m added to its length and 2m added to its width. The area is 90 m2(squared). Find the length of a side ...
*April 29, 2009*

**chemistry**

thanks
*April 26, 2009*

**law**

D- until she's 24 ( correct answer)
*April 20, 2009*

**Psy**

How do you believe an individual’s attachment style can affect the types of love relationships he or she has
*April 19, 2009*

**Psycology**

Can you please summarize the three dimensions of love for me, and tell me how they interrelate to identify a specfic type of love relationship?
*April 19, 2009*

**Chemistry**

On March 24, 1989, the Exxon Valdez dumped 10.8 million gallons of oil into the pristine waters of Prince William Sound. If this spill had happened in open water, how many square miles of ocean would be covered by an oil slick that is 0.5 mm thick?
*April 18, 2009*

**4th grade**

Math
*April 14, 2009*

**Algebra**

I think the answer is this because (m+4) is the common factor and then you add a+a to get 2a-2. (m+4) (2a-2)???? is this correct?
*April 2, 2009*

**Math**

Do i need to put a 1 over the 2^2 x 7^8 like this? Or is it just 2^2 x 7^8 ? 1 ------ 2^2 x 7^8
*April 2, 2009*

**Algebra**

I thought there was division too. So what is the final answer?
*April 2, 2009*

**Algebra**

I do not understand how you arrived @ this answer. Can you please explain. Thank you
*April 2, 2009*

**Algebra**

Simplify (5x^-2)-(3y^-1) --------------- (x^-1)+(y^-1)
*April 2, 2009*

**geometry**

A ladder leaning against a vertical wall makes a angle of 75degree with the ground. If the foot of the ladder is 4 feet from the base of the wall, would this ladder be long enough for you to retrieve the suction dart that your friend stuck 17ft up the wall?
*April 2, 2009*