Posts by paul

Total # Posts: 958

Geography AS level
how would the impacts of a flood differ from an MEDC to an LEDC? please could someone help me!? thanks

what force is necessary to accelerate a 70kg object at rate of 4.2 m/s2

What force is necesary to accelerate a 70kg object at rate of 4.2m/s2

Problem Solving
Carl is trying to find a combination. It's written in a riddle. Find 2/3 of the final number, add 16, and this number will equal two times the mystery number. What was the final number of the combination?

explain way in which urban landscapes can modify city climates. please could someone help me with this question? thanks

arguments for and against competing in a mass market. please could somebody give me some pointers?


i need help understanding sequences and i been trying to find a problom on my homework can you help me

Thank You.

Where can I find a website to answer this question: What is a current issue between Native Americans and the federal government? Identify the legislation that you think is linked to the issue.

Can anyone tell me a website to find the verbal & nonverbal communication stlyes of Egypt & Italy? I have googled, asked can't find a thing. Help!! Any info. is appreciated.

Using numbers,words or symbols,write a rule that could be used to find the total cost of any number of museum tickets. You may use n to represent the number of museum tickets bought.

business studies
what possible benefits would a car manufacturer have if they decide to use mass marketing? please could someone help me Paul

plant biology
How are different flowering times related to plant survival?

Math - Trig - Double Angles
verify identity cos 2A sec A = 2cos A - sec A

pre-cal: one-to-one property

The next palindromic number would be 16061 so subtract 15951 from that then divide by the 2 hours 16061-15951=110 110/2X X=55

-5y-9=-(y-1) I combined like terms and I divided -8/-4. I got 2. Is this right?

Show the side reactions and products that can occur when 1-butanol is treated with NaBr and H2SO4. R-OH (yields:NaBr and H2SO4) 1-bromobutane + water + sodium bisulfate This question was posted before, but I have the same question and seriously need help!!!

What word fits better in the following sentence: To the __________ of many taxpayers, some citizens seem to cheat the government with impunity. A)perfunctory B)preverse

I do not know

please could somebody give me any real life examples of comapanys that lease assets... thank you!

Thanks bob! That's what I ended up working out and it turned out to be the right answer :)

I'm doing statistics homework and am stuck on a problem using integration. The problem gives a distribution where for x>1, f(x) = k x^-6. I am then asked to "Determine the value of k for which f(x) is a legitimate pdf. " To be a legitimate pdf, the integral of...

venn diagrams
Set up your diagram with 3 circles, S, G, A, for each subject. The middle should have a small space that includes part of all 3 circles. Start from this spot and move outward. This very middle spot represents the students who are in all 3 subjects. As given in the problem, ...

What about this one? Harry Truman, a southern democrat, is known for creating The Truman Doctrine and NATO. What is the correct capitalization?

What is the correct capitalization in this sentence? Truman became President when F.D.R. died.

I'm having trouble with this problem: Guess a simple formula for the sequence that begins: -1, 1/2, -1/3, 1/4, -1/5 term(n) = (-1)^n x 1/n will do it

Write the ratio of 7 nickels to 2 quartes in simplest form (7x5)/(25x2) = 35/50 = ?

How do I predict how long will it take for lava to reach the town, which is 10km from the lava vent, if I know that after 2 days lava was 5 km far from the vent. Thank you Lava traveled 5 km in 2 days. How long will it take for lava to travel 10 km? But what about speed? If ...

How can I determine a value of gradient from a graph if the line is curved. (not a straight line) This is where Calculus comes in If a graph is a curve, then the gradient (slope) of the curve is the slope of the tangent that you draw at a particular point on that curve. You ...

Oakwood Elementary
How many cups make one litre? It depends on the country. I cup is usually taken to be 250 ml in Australia, Sweden and New Zealand. In Canada it is 227 ml. The US cup it is 237 ml.

(i) Met, Ser, Leu ------------------------------------------------------------- (ii) Ile, Ser, Phe ------------------ I have calculated the above polypeptides, can anyone explain why changing (i) to (ii) may change the function of the new protein?

A non-uniform beam of length L and weight w makes an angle of è with the horizontal. It is held in position by a frictionless pivot at its upper-right end and by a cable a distance of farther down the beam and perpendicular to it. The center of gravity of the beam is a ...

Chemistry Very Urgent!!
A 0.035 M solution of a weak acid (HA) has a pH of 4.88. What is the Ka of the acid? HA ==>H^+ + A^- Ka = (H^+)(A^-)/(HA) pH = -log(H^+) You know pH. Convert that to (H^+). (H^+)=(A^-) so plug those into the expression for Ka. (HA) = 0.035 M - (H^+). Plug that in. Calculate...

0.50 M HI with 0.10 M KOH pH at equivalence point? I had another problem like this and I tried to do it the same way b/c I thought that was the right thing to do but it seems as if its not? Can you help? HI + KOH ==> KI + H2O. At the equivalence point we will have KI (the ...

are these already balanced? CuSO4 + Zn ---> CuZn + SO4 AgNO3 + NaCl ---> AgCl + NaNO3 AgNO3 + NaCl ---> AgCl + NaNO3 CuSO4 + Zn ---> Cu + ZnSO4 is the correct equation I know how to balance equations but im not sure about these Yes, they are balanced. But you ...

State the type of reaction. Predict the products of the reactions. I have no clue how to do this any help? C3H8 + O2 ---> Mg + HCl ---> AgNO3 + NaCl ---> CuSO4 + Zn ---> How much of this do you know how to do? Just checking answers. Give us your answers and we ...

Two Congruent angles are supplementary. The measure of each angle is? If A+ A= 180, then... 90

rf value of lycopene
Is the the rf value of lycopene and with what solvent can you use as a mobile phase on a TLC? I don't know the answer here but I looked on the Internet and found something that may get you started. I found the Rf value for lycopene to be between 0.4 and 0.6 and the best ...

how do I solve 4/3x3.14x3.7cubed= You need to use parentheses and explain what the . stands for. And is x what you are solving for or is that a times sign?

Need help with these conversions please 0.08206 Latm/molxK to cal/molxK ? 0.08206 Latm/molxK to J/molxK ? I will be happy to critique your work. You have the conversion coefficents. 0.08206 X 101.3 = 8.31 cal per molK 0.08206 x 4.184 = .343 J per molK

Need help with these conversions please 0.08206 Lxatm/molxK to cal/molxK ? 0.08206 Lxatm/molxK to J/molxK ? Thanks. 1 liter*atm= 101.3 joules = 101.3/4.18 calories

2x^3+3x^2-5x-6=0 Factor out x+1

I confirm your answer :)

i need to define bandwagon,glittering generality, image advertising, name calling, etc and this web site but i don't know were to look for There are many websites you can try. Be sure to try more than one website for each term.

Express 10sin(ƒÖ.t+ƒÎ€4) in the form AsinƒÖ.t + BcosƒÖ.t Your symbols are illegible, with things like Euros and capital O-umlauts. Can you possible retype with different symbols?

Science 4

Need help! French Exam tomorrow!

Suppose Intel Inc. and other chip makers utilize a new techology for producing the flash memory chips used in digital music players. How would you Illustrate and Explaine the resulting effects on the Equilibrium price and quantity in the flash chip market and the digital ...

Protein denaturations are usually irreversible but may be reversible under a narrow range of conditions. At pH 2.0, at temperatures ranging from about 40o C to 50o C, there is an equilibrium between the active form P and the deactivated form D of the enzyme trypsin: P ¡&...

Simplify: -4a(power of 2)b x 2a(power of 3) x -3b

conversion science
convert .621 hl to liters .013 dl to liters .00078 mg to kg 2.45 g to cg 1.9 km to cm .0476 mm to dam 6.4 ul to nl need conversion and scientific notation before I can proceed from there to the lesson. This was part of an intro that I missed due to illness. Thanks. so ...

list lenses in light path between spcimen viewed with compound light microscope and its image on the retina of the eye gives the lenses and other parts. The image formed is a virtual image outside the eye. http://...

What are some measurements sociologist use to calculate prejudice?

Suppose it became lawful for anyone to issue money without any government restrictions of any kind. What factors would influence an individual to either accept or reject privately issued money? What institutions might arise in the free market to help a person decide whether to...

When the economy is at full employment, should the federal government run a budget deficit, surplus . Or neither? Explain. Remember WWII? The US was at full employment then...but the expenditures great. I am not and economics person, but the above example might lend one to ...

Element X and fluorine react to form two different compounds. In the first reaction 0.480g of X reacts with 1.000g of F. In the second, 0.960g of X reacts with 1.000g of F. What are the possible formulas for the two compounds? (Multiple choice) a. XF (for 1st compound) X2F2 (...

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