Sunday
April 20, 2014

Posts by Jake


Total # Posts: 1,682

Geography
1.How were the traditional Southeast Asian farmers affected by European colonization? A. They became wealthy from the rising values of the cash crops they grew and exported to Europe. B. Unable to compare with large landowners, they were forced to leave their land and work on ...

CollegeCalc
a parabola has a focus of (-3,4) and a directrix with equation: 3x-4y-25. Since the distance from the focus to a point (x,y) on the parabola is : squareroot (x+3)^2 +(7-4)^2 and is equal to the distance from the point (x.y) to the line which is 16x^2 + 9y^2 +300x - 400y +24xy=...

chemistry
Perform each of the following conversions, being sure to set up clearly the appropriate conversion factor in each case. 2.23 m to yards Am I supposed to round the answer? I don't think I am, but the answer I get is insanely large.

English
I'm not sure thats why i asked...im really confused

English
What do you mean?

English
Why is Babylon Revisited called that if it takes place in Paris?

math
96

economics
I have an article for economics and it discusses how the housing starts fell short of economists expectations.It mentions that despite not reaching there goal, they did have a 0.5% increase in first time home owners. In your opinion do you think it sounds more like a micro or ...

science
a change in size, shape or form is what kind of change?

books
i need a famous work of literature unscrambled containing the letters noahadamsfalseteeth

Biotechnology
how much NaCl is needed to make 1000 mL of 5 mg/mL solution ? please show steps

English
Haha thanks you're far to kind :)

English
Hi we had to write a poem for english class, i was wondering if mine was any good? I also was wondering if the last two lines sounded ok i wasnt sure. Fighting is a major part of the world today Which makes others just want to stay away Stressing the problems that they face Is...

Sociology
When structural functionalists argue that deviance is functional for society, they point out all of the following except: A)Deviance clarifies moral boundaries and affirms norms B)deviance promotes social unity C)Deviance promotes social change D)Deviance opposes the capitalis...

Social Studies
When structural functionalists argue that deviance is functional for society, they point out all of the following except: A)Deviance clarifies moral boundaries and affirms norms B)deviance promotes social unity C)Deviance promotes social change D)Deviance opposes the capitalis...

Social
According to Howard Becker, how does society create deviance? A)By perpetuating poverty and inequality B)By failing to provide social control C)By creating rules and then labeling rule breakers outsiders D)By failing to provide jobs so people can be successful Im thinking it&#...

spanish
we play

economics
discuss the four economic sectors that account for the GDP?

economics
i need to find current articles online that are microeconomics articles that relate to: 1. changes in supply and demand 2. government role--price floors/ceilings, providing public goods, regulations 3. negative externalities

calculus
i have to find the derivative (first) of y= tan^2 (3x-π) ^that is (3x- pi)

Algebra
I am very confused on how to graph Polynomial Functions and how to determine the extra stuff my HW is asking. a. Graph each function by making a table of values. b. Determine consecutive values of x between which each real zero is located. c. Estimate the x-coordinates at whic...

Math
Find the point (x,y) on the unit cirlce that corresponds to the real number t. t= 11 pie / 6 My answer was (1/2 , -sqrt3/2) but my teacher said it is wrong!

Physics
What do we call the combinations of all forces that act on an object? I really do not know this!

LANGUAGE ARTS
ANTIETAM WAS THE MOST DEBASTATING ONE -DAY BATTLE OF THE CIVIL WAR. IN THAT SENTENCE WAS IS THE VERB BUT IS IT CONNECTION ANTIETAM AND BATTLE-LINKING VERB

Trig
This problem is stumping me, can anyone help me? The Earth rotates every 24 hours (actually 23 hours, 56 minutes and 4 seconds) and has a diameter of 7926 miles. If you're standing on the equator, how fast are you traveling (how fast is the Earth spinning)? Compute this (a...

Biology
Which part of the neuron stores neurotransmitters? My answer was the dendrite filaments. Is this correct?

Physics
A baseball is thrown vertically upward with an initial velocity of 20m/s. The maximum height gained by the ball is? I do not understand this problem!

physics
A ball is thrown vertically into the air and when it returns after an interval of 2 seconds it is caught. What is the acceleration of the ball after leaving the hand? I have no idea how to solve this!

Division with integer answers using divisors 9&50
266 / 38

Math
what is a interger?

marine science
Does anyone know of any problems that are associated with the yellowfin goby (fish)? I have been looking on google forever and I just cannot find anything. Please help!!

english
In huckleberry finn what is huck's perception of himself?

Social Studies
whatever that doesnt help goodbye

Social Studies
What is the goal of sociological research process in other words the endpoint...It's either a)data or B)a research article in a peer reviewed journal?

American History
does that mean he would take the view of any southern leader during the 1800s?

American History
If Governor George Wallace Was Alive During Reconstruction, What Would His Plan For The South Be After The Civil War? I am taking on the roll of Wallace in a Reconstruction Roundtable and i need help answering this.

english
A wheel is often used for that step what is the subject

math
A club has 32 members only 1/4 are boys. How many more boys would they need to have at least 1/3 boys if no more girls are added?

math
The population p of a city is given by p=240,360e^0.012t where t=0 represents 1990. According to this model, when will the population reach 275,000? I know that you have to sustitute 275,000 into the p but I do not know how to solve it.

math
Complete the table for a savings account in which interest is compounded continuously. initial investment = $600 annual % rate = ? time to double ? Amount after 10 years = $19,205.00 I have no idea how to solve this.

marine science
I have to find the type of organisms that the Black alder (plant) competes with or will displace. I have been googling this forever but I still cannot find the answer. Can someone please help!! Thanks

English
number 2

chem
thank you that helps :)

chem
How many kilojoules of energy are released from the carbon carbon single bonds when glucose (C6H12O6) is burned??? i asked this before but i dont really understand it any better. can someone please explain it differently thanks

DrBob
thanks

DrBob
please answer below i have a question on something already asked thanks

chemistry
How many kilojoules of energy are released from the carbon carbon single bonds when glucose (C6H12O6) is burned??? thanks

chemistry
thanks

chemistry
what about the other part?

chemistry
If you were to dissolve 14.00 grams of salicylic acid in enough water to make 400.00 mL of solution, what is the molarity of the final solution? i did M = moles/L so .1014 mol/.4000L = .2535 M is this correct?? The next part of the question is Now you take 50.00 mL of this sol...

chemistary
evaporation?

algebra
thanks

algebra
x+9=5(4x-2)

algebra
-10 1/2

algebra
(4/9)n+6=4/3

algebra
4/9n+6=4/3

math
divide 100 loaves of bread amoung 5 men so that the amounts are in arithmetic progression ( increase by the same amount each time) and the sum of the three largest shares is seven times the sum of the two smallest.

math
Help Please. A 100 kg astronaut is standing on the outside surface of a 4.50 x 10^4 kgspacecraft. The astronaut jumps away from the spacecraft at 8.00 m/s. What happens to the spacecraft?

chemistry
yeah I think you are right, get a second opinion

English
Can anyone give me an example of how to do APA referencing? I have to do it for an assignment but I don't know how.

english hs aeneid question
so they fought in Aeneid because they always do?

english hs aeneid question
can someone tell me the reason why Aphrodite and Hera were feuding? was it because they didn't want Aeneas to make to Italy?

Math
How do I transform this into simple radical form... I have no idea how to do this could you please tell me the logic behind how you do this and step by step thanks (5^(1/2)-3^(1/2))^2 thanks again

Social Studies
Everyone, this is on history just to let you know 1. How did geography help defeat the British at Yorktown? 2. In what ways might the states have been called the Disunited States in 1781? 3. As Americans fought the revolution, what events were taking place in the present-day S...

math
is y=4 a function

math
How do i write an equation in point slope form of a line that passes through (6,5) and has a x intercept of -3...also how do i make it into slope intercept form

Science
Jana looked at her wristwatch as her family drove from syracuse to albany. After fifteen minutes, she checked the odometer on the dashboard to see how many miles they have traveled.What was she measuring? A-Speed B-Motion C-Velocity D-friction Heres what I can't figure out...

math
Suppose x is a random variable with mean and standard deviation. If a large number of trials is observed, at least what percentage of these values is expected to lie beween mean-2(standard deviation) and mean + 2(standard deviation) could someone help me i'm so lost? thank...

question
does arm has the same vowel sound as jar

8th Grade Science
how does the length of the sun's path vary with the seasons?

Math
Divide by long division divide x^3+4x^2-3x-12 by x^2-3 I am a bit confused. Please explain!!

college algebra
x and y intercept of y=x^3+7x^2+10x

english
how did the cat catch the mice? isn't that a sentence?

english
thanks will do

english
does found as the same vowel sound as down?

word analysis
thanks

word analysis
spoil

word analysis
which word has the same vowel sound as join? tool joke spoil cold

Physics
On August 20, 1989, in Cologne, West Germany, Said Aouita of Morocco also established a world record when he ran the 3000 meter run in 7.00 minutes 29.45 seconds. What was his average speed (in m/s) for the race? Do I divide 3000 by 7 minutes and 29.45 seconds?

Physics
In 1989, Carl Lewis established a world record when he ran the 100 meter dash in 9.92 seconds. What was his average speed(in m/s) for the race? Remember to include your data, equation, and work when solving this problem. I am not sure how to do this problem. Please help!!

Math
Use the functions f(x)=x+4 and g(x)=2x-5 to find the specified functions. (g x f)^-1

chem
What is the conjugate acid of H2PO4-? (Type your answer using the format format [H2PO4]- for H2PO4- What is its conjugate base? i have no cluee thanks

english
thanks but i dont have to write one i have to find 1 about the religion, like i know scholarly articles are written by experts about a certain subject but how do i find one an article by experts on religion? by the way last time i used a website my teacher said it wasnt a scho...

english
What is a scholarly article and how can i find one about the importance of religion in the 1600's, or around the time of Shakespeare.

Chemistry
Pre-Lab Questions Data: [mass of copper wire] 0.738 g [standard solutions] solution 1: 0.738 g of copper wire dissolved in 50.00 mL solution solution 2: 1:2 dilution of solution 1 solution 3: 1:4 dilution of solution 1 [absorbance data at lambda(max)] solution 1: 0.740 solutio...

Chemistry
would i get a more accurate answer using the slope instead of a point at random?

Chemistry
For example, if I pick a point at random on the graph.. say (0.200, 184.3). Then R1 = volume H2 / mass Mg R1 = 184.3 mL H2 / 0.200 g Mg R1 = 921.5 mL H2 / g Mg for the next part it says "using the value of R1" so... R2 = (184.3 mL H2 / 0.200 g Mg) * (1 mol Mg / 24.31...

Chemistry
I'm about to do the second part of a Limiting Reagent laboratory tomorrow. There are a few questions that are giving me trouble on the pre-lab assignment. In the first lab period, we measured the amount of H2 gas produced in a reaction of Mg and 10 mL of 2.0 M HCl. We vari...

Chemistry
Given: Mg + 2HCl --> H2 + MgCl2 0.250 g of magnesium reacts with 10.00 mL of 1.5 M HCl. What volume (in mL) of H2 gas is produced?

Chemistry
Heat Capacity at constant volume: CV = (partial q / partial T) with V constant since volume is constant, work is zero and dq = dU, so CV = (partial U / partial T) with V constant Delta U = CV * Delta T Does this final relationship hold during a reaction where volume is NOT con...

Chemistry
typo... "The molarity of the NaOH solution is 0.160." The number in the calculations is correct.

Chemistry
Thank you very much. The molarity of the NaOH solution is 0.162. So I did the following: 25.00 mL NaOH*(1 L / 1000 mL)*(0.160 mol NaOH / 1 L NaOH)*(1 mol CH3COOH / 1 mol NaOH) = 0.004 mol CH3COOH (0.004 mol CH3COOH / 5.00 mL) * (1000 mL / 1 L) = 0.8 M CH3COOH Now I'm suppo...

Chemistry
Calculate the molar concentration of acetic acid (CH3COOH) in a 5.00-mL sample of vinegar (density is 1.00 g/mL) if it is titrated with 25.00 mL of NaOH.

Chemistry
Could someone please direct me to a website that explains why acid-base titration is a useful technique in chemistry. Or offer your own opinions. Thanks ahead of time for any input!

Chemistry
Acid-Base Titrations a) How will the concentration of NaOH be affected if during the titration some of the solid potassium hydrogen phthalate was spilled during the transfer? Will the concentration of the standardized NaOH increase, decrease, or have no effect? b) How will the...

Chemistry
No, this is not a duplicate. The other question refers to molarity. This one is asking for molar mass of an unknown acid. For this question would I do the following... Start with the volume of NaOH then convert it to moles with the answer from the first question. Use stoichiom...

Chemistry
Include an explanation, balanced chemical equation, units, significant figures and/or calculations where appropriate. Determination of the Molar Mass of an Unknown Acid Trial 1: 0.499 g unknown acid 24.07 mL NaOH Trial 2: 0.501 g unknown acid 23.71 mL NaOH Trial 3: 0.500 g unk...

Chemistry
I'm not sure how to start it. I know I need to have a balanced chemical equation, so... KHC8H4O4 (aq) + NaOH (aq) --> H2O (l) + ???? Then once I figure this out, do I use the mass in each trial to find the moles of NaOH through stoichiometry. Then divide the number of m...

Chemistry
Include an explanation, balanced chemical equation, units, significant figures and/or calculations where appropriate. Standardization of NaOH Solution Trial 1: 0.501 g KHC8H4O4 15.22 mL NaOH Trial 2: 0.503 g KHC8H4O4 15.11 mL Trial 3: 0.500 g KHC8H4O4 15.10 mL Using the data p...

math
To write a decimal as a percent, just multiply it by 100. 0.3246 * 100 = 32.46%

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