Wednesday

October 7, 2015
Total # Posts: 78

**Art**

Color was used in this image to create all of the following except -Emphasis of the central figure -symmetrical balance -unit*** -radial balance
*October 6, 2015*

**Statistics (Central Limit Theorem)**

Dear, Zam Ham, No because they are normal . If any questions ZAM HAM lemme know
*September 29, 2015*

**Fire protection eng**

200 foot
*September 29, 2015*

**Physics**

A fullback preparing to carry the football starts from rest and accelerates straight ahead. He is handed the ball just before he reaches the line of scrimmage. Assume that the fullback accelerates uniformly (even during the handoff), reaching the line with a velocity of 7.96 m...
*May 24, 2015*

**Chemistry**

Calculate the energy in Joules, of a photon of blue light have a frequency of 5.0 x 10^14 hertz. E=hv v=C/ƛ v= 3.00x10^8/5.0x10^14= 6x10^-7 E=(6.626x10^-34) (6x10^-7)= 3.9x10^40 Joules What am I doing wrong? I got this wrong on my exam and have a final tomorrow, so any ...
*April 26, 2015*

**Chemistry**

Sodium vapor lamps are often used in residential street lighting. Sodium gives off two yellow lines of light having frequencies of 5.09 × 1014 Hz and 5.08 × 1014 Hz. What is this wavelengths of light in nm? would I start by using the following formula ƛ=c/v &#...
*April 6, 2015*

**chemistry**

What is the formula for the following problem What is the kinetic energy, in joules of a mole of oxygen moving at a speed of 225m s ⁻1? Should I use KE= 1/2mv2 Thanks
*March 28, 2015*

**chemistry**

I'm having trouble balancing this equation in a basic solution. Cr(OH)3 + Br2 -----> CrO4{2-} + Br{-} Do I do start this with half reactions Thanks
*March 22, 2015*

**Chemistry**

How many milliliters of 0.258 M NiCl2 solution are needed to react completely with 20.0 mL of 0.153 M Na2CO3 solution? How many grams of NiCO3 will be formed? The reaction is Na2CO3(aq) +NiCl2 (aq)----> NiCO3(s)+2NaCl I solved for the 1st part, 11.8 M NiCl2 I am not sure ...
*March 22, 2015*

**Chemistry**

I am having difficulty with balancing this acidic solution; I2+OCl{-} ----> IO3{-} +Cl{-} I get: I2 = OCl{-} +2H2O -----> IO3{-} +Cl{-} + 3H{+} The charges don't balance... What am I doing wrong?
*March 21, 2015*

**Algebra **

I am a parent trying help my son, who has trouble understanding and remembering how to work his math. I never had this math, so it is hard for me to explain it. If I see it worked out. Then I can explain it, (I, Think) here is the problems. A ball is tossed into the air and it...
*February 1, 2015*

**Math**

I am a parent trying help my son, who has trouble understanding and remembering how to work his math. I never had this math, so it is hard for me to explain it. If I see it worked out. Then I can explain it, (I Think) here is the problems. A ball is tossed into the air and it ...
*February 1, 2015*

**math**

Mitch used 25% of his monthly savings to buy a guitar if the cost of the guitar was $96 how much did he save that month
*January 15, 2015*

**Algebra**

"Using distributive, associative, or commutative property, prove that x^2 - 4 is equivalent to (x - 2)(x + 2)." Firstly, which property would I use to solve this and show equivalence? Secondly, which steps would I need to take in order to show this/obtain my supposed...
*January 12, 2015*

**Physics**

Starting from rest, a basketball rolls from the top of a hill to the bottom, reaching a translational speed of 3.83 m/s. Ignore frictional losses. (a) What is the height of the hill? I've tried to use the mgh=1/2mv^2. I think it's because it's translational speed. ...
*November 21, 2014*

**science**

B because mass will always stay the same, but weight increases or decreases depending on gravity. Since you are getting further from the Earth's gravitational field, your weight will decrease, but your mass stays the same.
*November 21, 2014*

**Help: Social Studies (Please check my answers)**

Hey that made me have a 40 in Social Studies for JUST them FIVE questions and NOW IT IS GONNA RUIN MY Social studies B!!!!!!!!!!!!!!!!!!! Thanks a lot whoever posted that on here its a C.. :'(
*October 14, 2014*

**Math**

How did u find the answers?
*April 10, 2014*

**math 3**

Please help me how do you get 88 I need this for my homework now!
*February 12, 2014*

**Quantitative Analysis**

Decision rules in quantitative analysis are set by...? A. Conventional Wisdom B. Researchers C. Mentors D. Deans (I feel like the answer is B...just want to be sure - thanks!)
*November 8, 2013*

**Quantitative Analysis**

Under conditions where a large sample is used in experimental research, and "power" of a statistical test is maximized, it is possible to have statistically significant results, yet a fairly small...? A. Ethical concern B. Effect size C. Set of assumptions D. ...
*November 8, 2013*

**Quantitative Analysis**

Analysis of Variance (ANOVA) results in the calculation of the F Statistic and interpretation of this statistic will inform you as to...? A. Which mean significantly differs from others B. Whether one or more of the means is significantly defferent from one or more of the ...
*November 7, 2013*

**Quantitative Analysis**

To make meaningful causal inferences when conducting quantitative analyses, one must employ...? A. Dummy coding when using regression models B. Parametric methods of analysis robust in relationship to violation of basic assumptions C. T-Tests and Analysis of Variance methods D...
*November 7, 2013*

**Quantitative Analysis**

The circumstance where the Null Hypotheses is rejected when it is actually true is known as...? A. Type I Error B. Mundane realism C. Experimental incongruence D. Type II Error
*November 6, 2013*

**Quantitative Analysis**

The "standard deviation of the sample score" divided by the "square root of the sample size" is the formula for computing the ...? A. Coefficiant of Determination B. Absolute Deviation C. Variance D. Standard Error
*November 6, 2013*

**Quantitative Analysis**

All "Factorial ANOVAs" share the characteristic of...? A. Having one dependent variable B. Relying on post hoc procedures to reject the Null Hypothesis C. Having two or more independent variables D. Applying corrections for multiple comparisons
*November 6, 2013*

**Quantitative Analysis**

In ANOVA, the "error variance" is typically reflected in...? A. Between group differences B. Between group variances C. Within group variance D. Within group associations
*November 5, 2013*

**Algebra 2**

y varies jointly as x and z, and y=98/3 when x=2 ans z=7. Find y when x=7 and z=3. Options: A: y=7/3xz; 49 B: y=6/7xz; 18 C: y=14/3xz; 98 D: y=3/7xz; 9
*June 22, 2013*

**Algebra 2**

y varies jointly as x and z, and y=98/3 when x=2 ans z=7. Find y when x=7 and z=3. Options: A: y=7/3xz; 49 B: y=6/7xz; 18 C: y=14/3xz; 98 D: y=3/7xz; 9
*June 22, 2013*

**Chemistry **

Consider a 67-g chunk of ice (∆Hfus = 6.0 kkJ/mol) in a beaker immersed in a water bath. To produce just enough heat to melt the ice, how many moles of solid NaOH (∆Hsoln = -445.1 kJ/mol) must you dissolve in the water bath? Please show all work. Thanks in advance.
*June 19, 2013*

**Chemistry**

Rank the following molecules in order of increasing boiling point. NH3, CaCl2, Ar, CO, HF This is what I have, am I correct or on the right track? CaCl2, HF, NH3, CO, Ar
*March 29, 2013*

**Intermediate Macro Economics**

To complete the analysis, Chuck wants to know more about the revenue that he can generate from his farm. The price of corn, p(y), depends on how much Chuck produces. The price function is speci ed as p(y) = 3 0:05y c. The revenue that Chuck can generate depends on both the ...
*January 30, 2013*

**investing**

D.
*December 16, 2012*

**math/algrebra**

find the first five terms of the sequence whose nth term is given. (-2)^n + 2^n
*October 10, 2012*

**Algebra**

What is the additive inverse of -2^5?
*October 10, 2012*

**Statistics**

The distribution of heights of women aged 20 to 29 is approximately Normal with mean 63.6 inches and standard deviation 3 inches. The height (± 0.1 inch) of the middle 68% of young women falls between a low of inches and a high of inches.
*September 4, 2012*

**Physics**

How much energy (in cal) is required to raise the temperature of 15.0g of isopropyl alcohol from 10.0 C to 25.0 C?
*September 3, 2012*

**MATH**

One thousand four hundred Fourteen hundered
*August 28, 2012*

**english**

what type of sentence is I hereby declare Tuesday Shakespeare Day.
*August 20, 2012*

**World Geography **

I am need of some pages from Penn Fosters World Geography book if anyone could scan them if they have the book?
*June 1, 2012*

**Finance**

Th e Seneca Maintenance Company currently (that is, as of year 0) pays a common stock dividend of $1.50 per share. Dividends are expected to grow at a rate of 11 percent per year for the next four years and then to continue growing thereaft er at a rate of 5 percent per year. ...
*November 20, 2011*

**college physics**

a man is traveling at 43 km per hour , a child jumps out in front of his car 13 meters ahead , with a deceleration rate of 8 meters per second squared, and a reaction time of .5 seconds , will the man stop before hitting the child
*September 8, 2011*

**Math**

90 is twice as much as?
*March 29, 2011*

**eth125**

I need help answering this question. What does the Japanese American internment teach us about our society? Discuss why there was not an Arab American or Muslim American internment after 9/11.
*March 8, 2011*

**eth125**

Explain what is meant by the model or ideal minority. How is this label both a positive and negative one? How has the media contributed to prejudice and discrimination against Asian Americans? How might these problems be remedied? What does the Japanese American internment ...
*March 8, 2011*

**math**

Please help me... How do I express the following products in scientific notation?? 1)(2.964 x 10^8) divided by (52 x 10^2) 2)(24.5 x 10 ^ negative 8) divided by (3x10^2) 3)(8.1 x 10^ negative 9) x (4 x 10^2)?
*February 27, 2011*

**algebra**

Could someone please explain to me how to do this problem, and also what the answer is? I don't understand !! (8x10^4) x (4.43 x 10^9). THANKS SO MUCH!
*February 27, 2011*

**algebra**

what is (8.1 x 10^-9) x (4 x 10^2)?
*February 23, 2011*

**Anatomy and Physiology**

Mr. Jones, angry at Dr. Bob, throws a punch at him but misses. Dr. Bob sue for battery. Why will Dr. Bob lose?
*January 20, 2011*

**anatomy and physiology**

Which of the following processes is achieved through osmosis?
*November 5, 2010*

**anatomy and physiology**

When you swallow a peanut, the peanut first comes in contact with the?
*November 5, 2010*

**anatomy and physiology**

What cellular process involves mitosis?
*November 5, 2010*

**anatomy and physiology**

A dog bites a large chunck of flesh from a man's leg. The large, open wound will likely heal bt the process of what?
*November 5, 2010*

**anatomy and physiology**

Bone mineral density scans are required to detect early signs of osteoporosis because normal x-rays don't detect it until what percent of bone density is gone?
*October 31, 2010*

**geometery**

Jill's car tires are spinning at a rate or 120 revolution per minute. If her car tires' radii are each 14 inches, how far does she travel in 5 minutes?
*July 29, 2010*

**chemistry**

For the reaction: Mg + 2 HCl => MgCl2 + H2 a) How many grams of HCl are required to react with 62.0 g of Mg?
*March 11, 2010*

**Chemistry**

Determine the resulting temperature when 150 g of ice at 0 deg.C is mixed with 300 g of water at 50 deg C.
*February 23, 2010*

**math**

how do i evaluate the integral of secxdx
*February 7, 2010*

**world history**

What did people use before batteries were invented?
*September 23, 2009*

**world history/economy**

Can I say this?? I say no because it saves oil, and energy.
*September 23, 2009*

**RESPONSE: to Mrs. Sue**

Sorry, I forgot to type in car
*September 23, 2009*

**world history/economy**

In your opinion could you cope without the invention of the hybrid?
*September 23, 2009*

**french**

Can you check this please Directions: Remplacez Christine par Christine et Juliette. Christine est dans le train. Elle lit. Elle dit que le livre qu'elle lit est très intéressant. Christine a aussi des cartes postales à écrire. Elle écrit...
*September 22, 2009*

**finance**

17. Collins Office Supplies is considering a more liberal credit policy to increase sales, but expects that 9 percent of the new accounts will be uncollectible. Collection costs are 5 percent of new sales, production and selling costs are 78 percent, and accounts receivable ...
*May 11, 2009*

**COM 220**

in what ways are full sentence outlines more beneficial than topic outlines? if someone asked wouldnt it be simplir just to write your paper then to create a full sentence outline? how would you answer?Explain your response what steps will you take your outline into the body ...
*May 7, 2009*

**Please someone check this**

If you know how to do this substitution let me know but if you don't that's okay. Also, the last one I redid I got 52:30
*April 27, 2009*

**Algebra (check answers)**

Could you please check my answers we are using substitution to solve each system of equations. And at the end of every solution you are supposed to have an answer as a coordinate. 1. x=2y x+y=3 Answer (1,2) 2. 2y=3 x-y=10 Answer: (10,10) 3. y=x+7 x+2y= -21 Answer: (-3,-4) 4. ...
*April 27, 2009*

**Romeo and Juliet quick n fast question**

In act 5 is Tybalt, Paris, and Romeo the three characters who lie dead in the tomb with Juliet?
*April 26, 2009*

**Quick science question #2**

Why are the reactions in the 1st and 2nd stages of photosynthesis called "light reactions."
*April 25, 2009*

**quick Science question**

How is the energy in sunlight used? I need help on this question especially since I don't have a textbook.
*April 25, 2009*

**French**

Thanks for your help I really do appreciate it.
*March 19, 2009*

**French**

Could you please check my answers thanks so much God Bless. Directions: Answer according to the cues) 1. Qui fait les courses? (Élodie) Answer: Élodie fait les courses? 2. Elle fait les courses quand? (le samedi matin) Answer: Elle fait les courses le samedi ...
*March 19, 2009*

**Principles of microeconomics**

Thos question comes from Gregory Mankiw Principles of Microeconomics fourth edition. I am not sure how to do this problem. Can you help me please. The government places a tax on the purchase of socks. A. Illustrate the effect of the tax on equilibrium price and quantity in the...
*November 29, 2008*

**contemporary issues in american edu**

describe the role you think schools should play in teaching students values and strategies to help them overcome these challenges
*September 15, 2008*

**chemistry**

Q: If the temperature is constant, what change in volume would cause the pressure of an enclosed gas to be reduced to one quarter of its original value? I think if the chance in volume increases, the pressure of the gas decreases. Q: Assuming the gas in a contain remains at a ...
*March 4, 2008*

**science**

why do you think that the electronegativity value for hydrogen is so high given its location in the table?
*November 14, 2007*

**biology**

If a new family of mountain lions moved into the ecosystem, how wouls that affect the original mountain lion populatoin short and long term
*September 12, 2007*

**Chemistry**

How does Boyle's Law apply to our breathing process? Since this is not my area of expertise, I searched Google under the key words "'Boyle's law' breathing" to get these possible sources: http://library.thinkquest.org/12596/bonus_boyles.html http://...
*May 27, 2007*

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