Tuesday

September 16, 2014

September 16, 2014

Total # Posts: 568

**English**

Hi, I am doing an essay on the topic "Our school should be free of all weapons - including the guns carried by a police officer.I am having difficulty coming up with a thesis statement, could you help me. Thanks.
*May 6, 2009*

**5th grade**

what is m+4=1
*March 24, 2009*

**chemistry**

In order from highest to lowest. heptane, 2,2-dimethylpentane, hexane, and butane .
*January 24, 2009*

**Chemistry**

A student determined that ethanol was the best solvent to use for a recrystallization based on small scale trials. When the recrystallization was carried out on a larger scale, no crystals were obtained on cooling the hot solution. Why? and how would you overcome this problem???
*January 24, 2009*

**Economics**

Hi there, I am having trouble with this problem.Can you give me some guidance. In planning the publication of a new engineering economics textbook, the publisher has identified the following fixed and variable costs. Fixed Costs Overhead- $10,000 Editing and Typesetting- $100,...
*January 21, 2009*

**college**

I need help with drug treatments for the respiratory system
*January 13, 2009*

**Geography**

what is the biggest holiday for followers of Shinto?
*January 8, 2009*

**Math**

Can someone help me solve this please A*.3=B A-B=150,000
*December 17, 2008*

**science**

Folic acid, iron and calcium
*December 17, 2008*

**project management**

for example increase profits or increase employee moral.. these are just examples.
*November 24, 2008*

**project management**

Using the MBO approach (management by objectives)come up with a strategy.(make it up) Break them into the 4 levels level 1 top level 2 division level 3 department level 3 employ
*November 24, 2008*

**project management**

You find a problem in a project. The project has a defined baseline and task progress has been entered for all tasks for the first report period. The ACWP field show the right cost for the work reported, but the BCWP and BCWS fields are zero. what could be the problem?
*November 16, 2008*

**Communications**

thank you for the articles. I'm focusing on external communications in north america. Does the txt messaging article also refer to North america?
*November 9, 2008*

**Communications**

Hi there, I am doing a project on Cadbury Chocolate and how to uses (external communication) could you give me ideas of what i should talk about? Or any useful websites or videos? Thanks.
*November 9, 2008*

**Algebra**

On a bull.
*November 9, 2008*

**Math check**

To complete the square, you divide the number before the x by 2, square it, and add it to the end. The answer is d.
*November 9, 2008*

**Math help**

Yes.
*November 9, 2008*

**pre-algebra**

-8a+6(a+7)=1 -8a+6a+42=1 -2a=-41 a=20.5
*November 9, 2008*

**algebra2**

-3x+y=-2 -2=7x-y
*October 26, 2008*

**mth**

34%
*October 20, 2008*

**Math**

Mike took a 2"x4" picture to the photo store. He had it made into a 4"x8" print. Which geometric concept best describes the relationship between the two prints? Similarity, Linear, Symmetry or Congruency?
*October 20, 2008*

**math-3rd grade**

Explain your thinking. Use the digits 1, 3, 4, 5, 7, and 9 to write two money amounts that you can subtract by trading 1 dollar for 10 dimes. Then solve.
*October 15, 2008*

**science**

what are the physcial changes of ethylene glycol at 197 degrees
*October 6, 2008*

**math**

[-50/2+3] (20-9)
*October 6, 2008*

**Chemistry**

Greetings: I was wondering how to calculate the weight/volume % of vinegar using the formula ---------------w/v Per Cent = g/100 mL or grams per deciliter: WHAT WEIGHT DO I USE NaOH, Acetic ACID? the data include: volume of NaOH needed to neutralize Vingegar : 14.24 mL Volume ...
*October 1, 2008*

**Math**

how can i help my son matthew about division and subtract borrow . thanks
*September 9, 2008*

**Math**

9 in the thousands and 2 in the ones
*August 26, 2008*

**unscramble**

tselaacdns
*May 8, 2008*

**science**

Why is plastic an expensive material to use?
*May 6, 2008*

**math**

Which is an equation of the line with slope 2 and y-intercept 6? A). y=2x-6 B). y=6x+2 C). 2x+6y=1 D). y+2x+6. thanks if you can help
*April 16, 2008*

**Social Studies**

I am presently creating a unit about land transportation in the community and how these transportations affect our daily lives eg. taxi, garbage truck, train etc. Do you have any ideas or suggestions for a fun lesson plan.... do you have any websites that could at least give ...
*March 28, 2008*

**Science 4th grade**

Why is it important for 4th graders to learn about animals that live in the ocean?
*March 25, 2008*

**Chemistry; to drwls or drbob**

i think i have posted this before except i forgot to put the decimal in the temperature. i was hoping you could help me now that it might make more sense. The total pressure in a flask containing air and ethanol at 25.7 C is 878 mm Hg. The pressure of the air in the flask at ...
*February 4, 2008*

**Genetics**

what is the chance of a woman having five female children in a row?
*January 9, 2008*

**Chemistry**

what is mm^2?
*January 8, 2008*

**Digital Logic**

How many flip-flops, in a shift register, would be required to hold an initial count of 16?
*December 4, 2007*

**Digital Logic**

The input voltage to a certain op-amp inverting amplifier is 10 mV, and the output is 2 V. What is the closed-loop voltage gain?
*December 4, 2007*

**English Grammar**

In the sentence "They are always late to the ball game.", what part of speech is "always" and "late"?
*December 3, 2007*

**CALCULUS!**

suppose that 3 <_ f prime of x <_ 5, for all values x. show that 18<_ f(8)-f(2) <_ 30 <_ signs mean less or equal to... im supposed to apply mean value theorem or rolle's theorem... i dont understand neither so i cant do the question! please help!
*November 10, 2007*

**Algebra Word Problem**

A rectangle's length is 8 cm more than three times it's width. If the perimeter is 128 cm, find the length and width. What is the equation for this?
*November 5, 2007*

**Algebra**

Thanks
*November 5, 2007*

**Algebra**

Can you show me how to do this problem please. Thanks. |4-6to the second power ÷ 2 |- |-6|=
*November 5, 2007*

**Algebra Absolute Value**

|-2/3(x-6)| = 12
*October 27, 2007*

**algebra**

How did you get the answer?
*October 27, 2007*

**algebra**

|10-2x|=18
*October 27, 2007*

**History**

Why did Jefferson as the Democratic-Republican candidate win the election of 1800? -Clearly stated thesis -Identify and describe 3 factors that influenced the outcome of the election -A conclusion that pulls the ideas together
*October 18, 2007*

**History**

is that good? =)
*October 18, 2007*

**History**

Thomas Jefferson won the election of 1800 due to his strong Democratic - Republican Party, Major support of the majority of the 16 states, and friendly help from the federalist Alexander Hamilton. Jefferson was able to win his election in 1800 due to the strong Democratic &#...
*October 18, 2007*

**History**

is this a good thesis? Thomas Jefferson won the election of 1800 due to his strong Democratic - Republican Party, Major support of the majority of the 16 states, and friendly help from the federalist Alexander Hamilton
*October 18, 2007*

**History**

Why did Jefferson as the Democratic-Republican candidate win the election of 1800?
*October 18, 2007*

**Chemistry**

A silver bar has mass of 368g. What is the volume, in cm^3, of the bar? the density of silver is 19.5 g/cm^3.?
*October 11, 2007*

**Chemistry**

The diamenter of a carbon atom is 77 pm. Express this measurement in um?
*October 11, 2007*

**Chemistry**

What are the 3 rule the govern the filling of atomic orbitals by electrons?
*October 8, 2007*

**Chemistry**

What the difference between an orbit in the Bohr model and an orbital in the quantum mechanical model of the atom?
*October 8, 2007*

**Algebra**

A suit designer has 15-3/5 yards of fabric. each suit uses 2-1/8 yards of fabric. (1) How many suits can be made? (2) How much fabris is left over?
*September 30, 2007*

**PHYSICS**

THE TYPICAL RADIO WAVE HAVE A PERIOD OF 1 US EXPRESS THIS PERIOD IN SECONDS
*September 12, 2007*

**Math**

Simplify: 5x{24-19)x[25+23)divided by 12-(9-7)} Please help! Subject is algebra. sorry- please help! Am I working the problem correctly? IS THE ANSWER 50? 5x{24-19)x(25+23)divided by (12-(9-7)) = (5x5x48)/(12-2) = (25 x 48)/10 = ? No, the answer is not 50. As best as I can ...
*February 14, 2007*

**geography**

what is the fourth largest country Check this site for your answer. http://worldatlas.com/aatlas/populations/ctyareal.htm In area? In population? What? http://www.infoplease.com/ce6/us/A0850088.html http://en.wikipedia.org/wiki/List_of_countries_by_population ??
*January 4, 2007*

**Math**

Do you need to regroup 10 tens for 1 hundred when you add 241 + 387? Yes. Notice the 8 and the 4 in the tens column, that is 12 in the tens column (120), or 10 tens and 20. Regroup, leaving 20.
*November 14, 2006*

**Substitution Method!PLZ HELP 2222!!**

y-2x=-5 3y-x=5 In the top equation: 1) y=2x -5 Put that in the second equation 3( ) -x =5 solve for x, then put that value of x back in to 1) to solve for y. So would it be: 3(2x-5)=5? would it?PLz help me bob and margie!
*November 5, 2006*

**Algebra!Problem Solving!PLZ HELP!**

Sunset rents an SUV at $21.95 plus $0.23 per mile. Sunrise rents the same vehicle for $24.95 plus $0.19 per mile. For what mileage is the cost the same? This means that one cost equals the other. Let X stand for the number of miles. Thus the basic cost plus the mileage costs ...
*November 5, 2006*

**Substitution Method in Algebra!HELP PLZ!**

Use the Substitution method to solve the system of equations. 3x + y = 5 4x - 7y = -10 multiply first equation by 4 multiply second equation by 3 thus both equations have same x or y value in this case it is the x value. 12x + 4y = 20 12x - 21y = -30 solve by elimination then ...
*November 5, 2006*

**English**

I really need help with this Essay question and I haven't got a clue. It is to do with Fitzgeralds "The Great Gatsby" please answer before Monday 6th November. Thankyou. here is the question: Through analysis of patterning, examine Fitzgerald's use of ...
*November 3, 2006*

**math**

what is a SQUARE ROOT? sqrt(x) * sqrt(x) = x sqrt(x) = x ^ (1/2) details: http://en.wikipedia.org/wiki/Square_root
*October 29, 2006*

**disease/mitosis**

What disease is caused when cells in body divide too rapidly by mitosis? It has been suggested that both certain types of cancer and Alzheimers have a relationship to mitotic disease. 1. Cancer 2. Elephantiosis (spelling?)The Elephant Man Is a good example, and movie. 3. ...
*October 24, 2006*

**science**

What are 3 chemical properties of iron and 2 chemical properties of sodium? http://chemistry.allinfoabout.com/periodic/fe.html http://chemistry.allinfoabout.com/periodic/na.html Thanks. That helped a little.
*October 22, 2006*

**civil war- true/false**

The soldiers died more of disease than gunshot
*August 28, 2006*

**Math**

What is range Range is the possible values a dependent variable may take on. For instance, If y= 3x+2, and the domain of x is {0,1,2}, then the range of y is [2,5,8]
*August 23, 2005*

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