Wednesday
August 27, 2014

Posts by keith


Total # Posts: 169

Chemistry
The reaction of flourine with ammonia produces dinitrogen tetrafluoride and hydrogen fluoride. 5F2(g) + 2NH3(g) ==> N2F4(g) + 6HF(g) a)If you have 66.6 g NH3, how many grams of F2 are required for complete reaction? b)How many grams of NH3 are required to produce 4.65g HF? ...
April 5, 2010

Chemistry
The equation below shows the incomplete combustion of ethene. C2H4(g) + 2O2(g) ==> 2CO(g) + 2H2O(g) If 2.70 mol C2H4 is reacted with 6.30 mol O2, a) identify the limiting reagent. b) calculate the moles of water produced. Show all steps.
March 28, 2010

Chemistry
What is the percent yield if 4.65g of copper is produced when 1.87g of aluminum reacts with an excess of copper(II) sulfate? 2Al(s)+3CuSO4(aq)==>Al2(SO4)3(aq)+3Cu(s)
March 27, 2010

10th grade
how to simplify radicals
February 2, 2010

algebra 2
Why is a stick of gum like a sneeze?
January 14, 2010

Physics
A police car is traveling east at 40.0 m/s along a straight road, overtaking a car ahead of it moving east at 30.0 m/s. The police car has a malfunctioning siren that is stuck at 992 Hz. What is the wavelength behind the police car in meters?
December 6, 2009

Physics
A block of mass M hangs from a rubber cord. The block is supported so that the cord is not stretched. The unstretched length of the cord is L_0 and its mass is m, much less than M. The "spring constant" for the cord is k. The block is released and stops at the lowest...
December 2, 2009

physics
What is the right answer? Do you know?
December 1, 2009

physics
A lobsterman's buoy is a solid wooden cylinder of radius r and mass M. It is weighted on one end so that it floats upright in calm sea water, having density . A passing shark tugs on the slack rope mooring the buoy to a lobster trap, pulling the buoy downward a distance x ...
November 30, 2009

physics
A beaker of mass mb containing oil of mass m1 and density ρ1 rests on a scale. A block of iron of mass m2 and density ρ2 is suspended from a spring scale and completely submerged in the oil. Determine the equilibrium readings of both scales. (Use rho_1 for ρ1, ...
November 15, 2009

physics
A beaker of mass mb containing oil of mass m1 and density ρ1 rests on a scale. A block of iron of mass m2 and density ρ2 is suspended from a spring scale and completely submerged in the oil. Determine the equilibrium readings of both scales. (Use rho_1 for ρ1, ...
November 15, 2009

chemistry
what is the electron configuration for carbon
September 30, 2009

psychology
what are the myths surrounding hunger and satiety?
July 8, 2009

social studies
why was the cotton gin important
April 20, 2009

reading
meeting daily nutrient needs can best be accomplished by consuming?
April 16, 2009

Math
The question is: A Woman is selling an (X) amount of Oranges The first time she sold half of the total Oranges and half of an Orange. The second time she sold half of what is left of the Oranges and also half of an Orange. The third time she sold half of what's left of the...
February 4, 2009

Chem
57667
November 11, 2008

communications
if you could research and spend a few hours on it i would greatly appreciate it. I have 3 papers to write and dont have time for all of them
July 13, 2008

communications
could you Write a 750- to 1,050-word paper in APA format, including citations and references, about the following statement: The U.S. government fostered monopoly or oligopoly ownership throughout radio’s history. Why do you think this occurred, and how do you think that ...
July 13, 2008

trig
Because of prevailing winds, a tree grew so that it was leaning 4 degrees from the vertical. At a point, 35 meters from the tree, the angle of elevation to the top of the tree is 23 degrees. Find the height h of the tree
June 10, 2008

trig
How do you find all the solutions of the equation in the interval [0,2π)? 3tan^3x=tanx
June 9, 2008

social studies
the group that conspired to assassinate Archduck francis ferdinand was
March 16, 2008

Reading
I have to write a NewsPapper on a book I read consisting on the main charter ect. and I am not that great at writing pappers.
February 29, 2008

calculus
Using the difference quotient of (x+h)and Evaluate f(x)=(x+y)^3
February 11, 2008

public administration
LAST QUESTION I PROMISE> I AM STUCK PLEASE HELP In the area of public administration, which of the following is considered to be a reformer? A. Franklin D Roosevelt B. Dwight D Eisenhower C. Gerald R Ford D. Calvin Coolidge
January 13, 2008

public administration
The capture hypothesis states that public organizations A. Steal employees from the private sector B. Battle for more than their fair share of tax monies C. Become influenced by special constituencies D. will, when given the opportunity, bleed resources from each other
January 13, 2008

Public administration
PLEASE HELP Public organizations borrow money from the private sector to avoid conflict with A. Taxpayers B. Policymakers C. Banks and lenders D. None of the above
January 13, 2008

public administration
PLEASE HELP. I am stuck on this question. Which of the following is not one of the outside forces impacting an agency head? A. Legislators B. The courts C. Demands of unionized workers in the agency D. Special Interest groups
January 13, 2008

question
thanks...just some confusion, it is listed seperately as significant cities, then alberta, then BC. I just want to ask is alberta...BC...Manitoba also cities of canada? or are they provinces?
January 7, 2008

question
what are some of the cities of Canada?
January 7, 2008

public administration
Last question... I am having a hard time finding the correct words to explain the following. What are the principles of public financial management?
December 20, 2007

Public administration
I have a paper due on the following topic. Any assistance to get me started would be appreciated. Why is an audit so often considered to be the final phase of the bugetary process?
December 20, 2007

Public administration
I have a paper due on the following topic. Any assistance to get me started would be appreciated How do labor relations practiices in the public sector differ from those in the private sector?
December 20, 2007

Public Administration
I believe I have the correct answer for this one, but just want to make sure. According to theories of French and Raven, Martin Luther King Jr exemplified which style of power in his leadership of the civil rights movement? A. Referent power B. Coercive power C. Expert power D...
December 15, 2007

Public Administration
Which of the following is an alternative to the bureaucratic paradigm? A. An organization is defined by the resources it controls B> An organization sticks to routine and focuses on its own needs C. An organization empowers front line employees D. An organization follows ...
December 15, 2007

Public Administration
Hi, I would like some assistance with this question. I am stuck between answers C and D. Both appear correct to me. D because I know Strategic Management is about attaining ALL of your objectives Strategic Management is about A. Attaining part of your organizational objectives...
December 15, 2007

Public administration/Govt
Thank you for the assistance. This is an online course that is real difficult to comprehend without any instructor to turn to. I like challanges though.
November 29, 2007

Public administration/Govt
Whay are federal grant programs so important to state and local governments? This is another essay question I am workming on and am stuck as to where to begin. If you could help with some highlights or pointers I would greatly appreciate it. This course is very hard to me.
November 29, 2007

Public administration/Govt
Why are mandates such a cause of friction in intergovernmental relations? This is an essay question I am working on and am stuck as to some of the major points to highlight. Any assistance would be appreciated in getting me started.
November 29, 2007

Public Administration / GOVT
This may seem like an easy question, but I am torn between two answers and would like some help. I am inclined to go with D. as my answer, but also feel like A. might also be correct. The greatsest number of elected officials responsible for the machinery of government come ...
November 26, 2007

PLEASE PLEASE help - Social Studies
I am leaning towards either A or D as logical answers.
November 9, 2007

PLEASE PLEASE help - Social Studies
This is due Monday and I am having problems. Only have an educated guess but want to see what you all think. Industrialization in Europe A. Allowed many European artisans to become factory owners. B. Forced many artisans to become permenant wage laborers C. Destroyed all ...
November 9, 2007

Social Studies / World Civilizations
In Asiam Islamic religious and cultural practices A. Were spread through war and jihad B. Were resisted by the inhabitants of towns and cosmopolitan centers C. Diffused from trading and urban centers to the countryside D. Accompanied the rejection of all past cultural and ...
November 9, 2007

Social Studies
I am having a problem with the following question. I have read and re-read my text book in search of the proper answer to no avail, so I turn to this board for assitance please. In comparison to political life on the continent, the British system was A. Generally more free and...
November 9, 2007

Alegbra1
-8
October 25, 2007

science
how does clod currents affect climate?
October 9, 2007

World History / SS
I am having trouble finding the answer to the following homework question. Can someone please assist me so I can get on the right track? Since world war ll, the European imperial countries have: A. Tried to reestablish their former empires especially in Africa B. Continued to ...
October 3, 2007

Social studies
During the 20th century, relations between Muslims and Hindus: A. Grew wider apart B. Grew closer together due to Indian Nationalism C. Became the primary focus of British diplomacy D. Had suprisingly resulted in little bloodshed.
September 11, 2007

Social studies
The first European country to adopt a program of social welfare legistaltion was A. Germany B. France C. Britain D. Russia
September 11, 2007

Social Studies / World Civilizations
What was the most important factor that led to the defeat of the Chinese Nationalists by the Communists? A. Their cooperation with local landlords and regional officials. B. Their alliance with Japan that ended the war. C. They appealed to workers who were often discriminated ...
September 11, 2007

Social Studies / World Civilizations
In the initial years after the wars of independence, Latin Americans: A. Had driven out their colonial rulers B. Challenged the colonial economic and social structures C. Capitilized on popular, grassroots movement to effect social changes D. Both B and C Please help with a ...
September 11, 2007

History
I am doing well with my History class, but am struggling with a few end of chapter study questions. Please assist. What Philosophies of the enlightenment did monarchs adopt in Europe? A. They sought to use education to rationalize their political and economic policies. B. They...
August 19, 2007

Social Studies
Last question from my study guide that I am having problems with. The Scientific Revolution; A. Implied rapid changes involving large numbers of people B. Did not involve more than a few hundred human beings C. Progressed steadily from one correct thought to another D. Both A ...
August 17, 2007

Social Studies
On the eve of the French Revolution, the French Monarchy's greatest problem was: A. Losing a war with Great Britain B. The inability to handle finances and collect suffecient taxes. C. A conflict with the Pope. D. The discontent of the rural poor. I have read the chapter ...
August 17, 2007

Social Studies
I am doing well with my History class, but am struggling with a few end of chapter study questions. Please assist. What Philosophies of the enlightenment did monarchs adopt in Europe? A. They sought to use education to rationalize their political and economic policies. B. They...
August 17, 2007

Social Studies
I have read the chapter concerning this subject several times in my text book and cannot find the answer for my study page. Please assist. Mercantilism encouraged economic polic makers to: A. Develop national monopolies over trade and resources B. Industralize the colonies C. ...
August 10, 2007

Social Studies
From the 16th to the 19th century, Europeans: A. Retreated from political dominance of the world B. Exerted political dominance over much of the world C. Possessed an innate cultural superiority that aided their conquest of territories D. Both B and C I am feeling D. as a ...
August 10, 2007

social studies
what factor did not contribute to the conquest of the Aztecs in the early 16th century? A. The spread of European diseases B. The technological and cultural weakness of the Aztec state C. Alliances with other indigineous forces D. Religious beliefs among the indigineous that ...
August 7, 2007

Electrochem
An electrolytic cell produces aluminum from Al2O3 at the rate of ten kilograms a day. Assuming a yield of 100% a) how many moles of electrons must pass through the cell in one day? b) how many amperes are passing through the cell? c) how many moles of oxygen (O2) are being ...
May 13, 2007

Electrochem
A baby's spoon with an area of 6.25 cm^2 is plated with silver from AgNO3 using a current of 2.00 A for two hours and 25 minutes. a) If the current efficiency is 82.0%, how many grams of silver are plated? b) What is the thickness of the silver plate formed (d= 10.5 g/cm^3...
May 12, 2007

Electrochemistry
I have an electrochem based question. I'm trying to solve for E* based on a chart in my book. I know the equation for solving this is E*= E*ox + E*red. The chart in my book gives a list of reactions and a E*red value. My teacher told us that the greater, or more positive, ...
May 12, 2007

chem
In a solution at constant H+ concentration, iodide ions react with hydrogen peroxide to produce iodine. H+ + I- + 1/2H2O2 --> 1/2I2(aq) + H2O The reaction rate can be followed by monitoring the appearance of I2. The following data were obtained: [I-]____[H2O2]____Initial ...
May 10, 2007

Titration/Acid-base chem
a .4000 M solution of nitric acid is used to titrate 50.00 mL of .237 M barium hydroxide (Assume that volumes are additive). a) Write a balanced net ionic equation for the reaction that takes place during titration. b) what are the species present at the equivalence point? c) ...
May 6, 2007

Science
1.what term best describes the measure of hte increase in the concentration of a product per unit time? A)activation energy B)kinetics C)reaction rate D)reaction time 2. In the following equation, which of the reactants that is a bronsted-lowry acid HCN+H20-->H30+ + CN I ...
April 27, 2007

Chemistry
1.a radioscope which is neutron poor and very heavy is most likely to decay by? alpha , beta, electron capture, positron emission 2. When a 235-U nucleus is struck by a thermal neutron, fission occurs often with the release of neutrons. If fission fragments are 89-Sr and 144-...
April 27, 2007

Chemistry
The complex ions of Zn2+ are colorless. Why? Keith, Natali, Cindy, Joel, or whoever, Please note that we don't do students' homework for them. Our tutors try to give you the information to help you complete your assignment on your own. If there's not a tutor with ...
April 27, 2007

chemistry
Which element is obtained primarily from the distillation of liquid air? N, He, P, Sb, Ar There are two answers to this question. http://en.wikipedia.org/wiki/Liquid_air
April 27, 2007

English
Is there a literary term for the (first) use of the title of the novel in the text of the novel? If so, what is that term called? Thank you! :)
April 7, 2007

Physics
k(min)=(V^2/(gr)) so, (26^2/(9.8*200))= .34
September 22, 2006

Pages: <<Prev | 1 | 2

Search
Members