Friday
August 1, 2014

Posts by David


Total # Posts: 1,620

math
The lengths of what are considered "1 inch bolts are found to be normally distrubted with a mean of 1.001 inches and a standard deviation of 0.002 inches. If a bolt measures more than 2 standard deviations away from the mean, it is rejected for not meeting factory toleran...

science
Table salt has a solubility of 36 g of salt in 100 g of water at 40°C. If 15 g of the salt are added to 50 g of water at the same temperature, is the resulting solution saturated or unsaturated? Explain your answer.

math 4th grade
one thousand forty four dollars

Math
What will the graph look like for the equation y= 2x^2 + 3

Chemistry
In a decomposition reaction 2KCLO3 -> 2KCL + 3O2, what volume of O2 gas at STP would be produced from 3.66g of KCLO3 Thank You very much for your help :)

chemistry
In the reaction N2 + 3H2 -> 2NH3, how many grams of NH3 gas would be formed when H2 gas, having a volume of 11.2 liters at STP, reacts with excess N2 gas? Completly confused, thank you very much for your help :)

Algebra
Hello. I am trying to figure out how to find the number of solutions in the following problem: (x + 8) (x + 8) = 0

History
What did the 1968 march at the Chicago Democratic Convention prove? Was there any good that came out of this situation for all of those involved, our country and the war in Vietnam? Did Arfrican Americans and other minorities achieved anything benefical from 1968?. During 1968...

History
What defense strategy was developed by the late 1940s because the US lacked sufficient troops to confront the Soviet Army in Eastern Europe? I think that the answer might be= B) nuclear deterrence, is this correct? A) atomic detente B) nuclear deterrence C) a combined NATO ar...

history
I think the correct answer is B) nuclear deterrence, is this correct?

history
What defense strategy was developed by the late 1940s because the US lacked sufficient troops to confront the Soviet Army in Eastern Europe? A) atomic detente B) nuclear deterrence C) a combined NATO army D) French and German rearmament

History
What were the protestors so unhappy about? The protestors opposition to the Vietnam War dominated the protests, students also protested for civil liberties, against racism, for feminism, and the beginnings of the ecological movement can be traced to the protests against biolog...

History
In 1968 Democratic Convention in Chicago. What were the protestors so unhappy about?

Finance
Suppose $500 is invested monthly at 4% compounded monthly, for 10 years, then $600 is invested monthly at 6% compounded monthly, for 10 years.

History
My instructor requested that I write a reflective prep paper for my final essay. Will I use words like (I, me, myself or personally) when referring to myself in a reflective essay? What words do I start the thesis statment with in a reflective essay? My instructor wants me to ...

History
Does any know how the American public felt about what happen to the Japanese American internment issues. I know how the American Japanese felt however I cannot find any express opinions of the American public.

Algebra
Well, I'm trying to find two different points by changing the x value since I need to graph these points and then reflect it. I hope this helps you a little.

Algebra
Hello. I am trying to solve quadratic functions but I'm having difficulty understanding. Here is my work so far... y=3x^2 + 12x + 9 12/6 = -2 = y 3(-2)^2 + 12(-2) + 9 = -3 x=0 y=9 (0,9) Would I just plug in 1 and 2 for x and then reflect it while i'm graphing? So, if I...

history
I read up on most of the information concerning this subject, and I still need help. Japanese Internment When President Roosevelt issued Executive Order 9066 on February 19, 1942, he authorized the evacuation of Japanese-Americans from the West Coast. Why was this done??? Was ...

history
The automobile facilitated the idea of worshipping at the altar of materialism. The development of the automobile helped to change the American culture by allowing individuals another avenue to show wealth and treasure it, two critical elements of the New Era. Could someone pl...

History
Can some please help me with this question? 7. Which statement is most accurate regarding the miracle of war production? Here are my choices War production depended on the conversion of peacetime industries, so overall economic output grew very little (A) Both corporate profit...

Physics I
I have this vector that is confusing me I know what I need to do but the components of these vectors are confusing me. Problem: You are standing at point with coor dinates (1m, -1m, -2m) another erson is at r(t)=(8m)i - (3m/s^3) t^3 j + (4m/s^2) t^2 k Find distance between you...

History
Thank you.

History
My question was pretaining to the culture of the 1920's. I need to the question answered in what ways did the automobile change American culture during the 1920's? Henry Ford came out with the Model T and how was he able to succeed to a degree far beyond any other auto...

history
My question was pretaining to the culture of the 1920's. I need to the question answered in what ways did the automobile change American culture during the 1920's? Henry Ford came out with the Model T and how was he able to succeed to a degree far beyond any other auto...

History
Thank you

History
The results of the 1912 election prove that Americans were ready for change and reform across the board. Each candidate offered their own view on how changes should be implemented and which issues needed change, ultimately the voters showed they wanted an end to political cor...

History
The results of the 1912 election prove that Americans were ready for change and reform across the board. Each candidate offered their own view on how changes should be implemented and which issues needed change, ultimately the voters showed they wanted an end to political corr...

math
In a movie theater, Theater A has 30 seats in the first row. Each next row has 4 more seats in it than the previous row has. 1) How many seats are in the 4th row? 2) Is there a row with exactly 60 seats in it? Explain. 3) Theater B has 40 seats in the first row and each row ha...

History
Is this true or false. If it is true were can I find the web site to verify the answer. I am having a difficult time interputating what the statement is trying imply. Please could you help me. Thank you. American colonies were born out mass slaughter of native Indians and thou...

History
Since the late 1800's and the 1912 eara how has the progression reform movement effected how things are presently?

History
I would like to thank you both for your informative answers to my question. I will be sure to check out the article on the web site that you have provided as well. Now I am no longer confused as to what the statement really meant. Thanks again!

History
Can someone please explain what this statment means when it worded like this? (I tried to figure out what it means, put I keep getting confuse). That the 1912 election registered, and inspired, fundamental changes in American politics suggests the historical significance of th...

History
You are correct, I have not recently heard of anyone who states that the working class should be the ruling class. I wish that were true, maybe then, the high unemployment situation that we are presently dealing with would improve! Thannk you

History
The election of 1912 Eugene Debs espoused a view of labor equality and socialism. He argued for a transformation that would make “the working class the ruling class”.*** That seemed to have been the position of Lenin, Stalin, and other Marxist leaders. Is it possible...

history
The Progressive Era (1890-1920) What does the outcome tell us about the way americans of the time felt about progressive reform movements?

english
Do all essays require a thesis

Economics
List the various causes of inflation and determine if they are an injection or a leakage. Demand-pull theory: This is a leakage. If all sectors in the economy try to buy more than the economy can produce, people may start to rely on imports. Therefore, demand-pull is a leakage...

History
Can someone please help me with these questions? Thanks What issues did each of the four 1912 presidential candidate espouse? ... Woodrow Wilson, William Howard Taft, Theodore Roosevelt, Eugene Debs

History
In the 1912 presidental campaign what issues did William Howard Taft espouse on? Thanks

History
Can someone please help me with these four questions? My first is to discuss a little about American Imperialism in the Nineteenth Century. My second question, why was this policy adopted? My third question, how was it rationalized? My fourth question is to discuss the major e...

History
I have this one question that is giving me some trouble trying too figure out. Could one please help me with this one question. Before 1802, most immigrants came from ____________; after 1802, most immigrants came from ______________. My choices are: The European continent; th...

chemistry
In simple terms, a standard solution is a solution with a concentration that you know, example is a container labelled 1M, it means the content is a standard solution. An indicator is used to find when the acid and base are completely neutralized in titration

ENGL
I am working backwards I think Question 3 is 3) A is dependent and B is dependent 2) A Dependent B Independent 1) A Independent B Dependent

ENGL
These three questions I am having difficulty in solving. Can you help me here. Question 1 - a) Whenever children in the United States turn on the tv, B) they are more likely to encounter violence on the screen. A is an independent clause. A is a dependent clause B is an indepe...

Economics (SraJMcGin)
Given the larger population runs in The States than in Canada, the costs are spread over more units. In fact in The States a cost over run of 10% could be dumped in Canada. Given the law of demand, what would happen to the Canadian company? If you worked for that company, what...

biology
If you inject carbon nanotubes into the body, can we produce antibodies against it? some ideas: - my answer is yes and no... the carbon nanotubes are too large for the t-cell to destroy it; therefore, they won't have an affect. -plus our whole body is made of carbon; there...

Economics
Given the larger population runs in The States than in Canada, the costs are spread over more units. In fact in The States a cost over run of 10% could be dumped in Canada. Given the law of demand, what would happen to the Canadian company? If you worked for that company, what...

Economics
Given the larger population runs in The States than in Canada, the costs are spread over more units. In fact in The States a cost over run of 10% could be dumped in Canada. Given the law of demand, what would happen to the Canadian company? If you worked for that company, what...

History
Hi Sue, The freedom that happen in the late 1800's.

History
Black southerners sought respect, land, and the rights of citizenship. What did freedom mean?

Economics
Are these examples of elastic/inelastic supply products correct? Plane tickets: A plane ticket is an example of inelastic supply. If the price of a ticket changes, the airline cannot quickly increase the supply of seats. It takes a long time to make more planes to provide seat...

Physics
In an experiment conducted by Young using sodium light with λ=589 nm, the slits are 1 μm wide. You notice that every fourth fringes missing. a) What is the slit separation? d = na = 4(1 μm) = 4 μm. b) How many fringes appear on the screen? I'm not sure ...

finance
Adams Enterprises’ noncallable bonds currently sell for $1,120. They have a 15- year maturity, an annual coupon of $85, and a par value of $1,000. What is their yield to maturity?

Math
What's the function? x= 2, y=14 x=10, y=54 x=8, y=44 x=?, y=34 x=?, y=104 x=?, y=31 I thought it was multiply by 5, add 4 but that won't work for the last one where y=31. Help!

Math
Thank you very much!

Math
Could someone please help me to identify what type of misrepresentation or misuse have demonstrated by the statement below. Here are choices only one of them connects with this statement: Which one? “…male children born to women who smoke during pregnancy run a risk ...

Math
Thank you so much

Math
If a student's percentile rank in a class of 400 students is 87, how do I find the student's class rank.

managerial economics
draw me an indifference curve where someone does not value integrity very much compared to income

Economics
If all the wealth in the world were distributed evenly, how much money would each person have? How would this affect the everyday lives of westerners? Thanks for your help. Any references would be appreciated.

Economics
If all the wealth in the world were distributed evenly, how much money would each person have? How would this affect the everyday lives of westerners? Thanks for your help. Any references would be appreciated.

Physics
Doubling the voltage across a parallel plate capacitor does not double which of the following? a. the charge b. the electric field between the plates c. the energy stored d. the electric force on the plates e. both a and b is the answer A if not then how do i do this problem

physics
How much potential energy does a 60kg skater have before she starts her ride, 12m above the ground?

Social Studies
Explain the similarities and differences in the way the US and Canada gained independence

physics
-6.93*10^-5 N/C

english
i guess its great to watchh:) this movie gives us great messages! thanksss

english
should the film "Speak" be studied in english 9?Why? "Speak"by Laurie Halse Anderson

math
26 1/4- 5 3/10

Math
The area of a rectangular playground is 2,700 ft2. The length is 3 times the width.What are the dimensions of the playground?

chemistry
Fish-liver oil is a good source of Vitamin A. When 0.1232 g of fish liver oil is dissolved in 500. mL of solvent, an absorbance of 0.724 is recorded. When 0.00167 g of Vitamin A is dissolved in 250. mL of solvent, an absorbance of 1.018 is recorded. Calculate the mass percent ...

chem
Fish-liver oil is a good source of Vitamin A. When 0.1232 g of fish liver oil is dissolved in 500. mL of solvent, an absorbance of 0.724 is recorded. When 0.00167 g of Vitamin A is dissolved in 250. mL of solvent, an absorbance of 1.018 is recorded. Calculate the mass percent ...

Physics
An electron (mass m = 9.11e-31 kg) is accelerated in the uniform field E (E = 2.00e4 N/C) between two parallel charged plates. The separation of the plates is 1.10 cm. The electron is accelerated from rest near the negative plate and passes through a tiny hole in the positive ...

Algebra
(-6,-5/2)and(-5/2,infinity)

chemistry
All I know is, nitrogen in fertilizer can embed the water table and change the pH, which then becomes toxic as it reaches the Gulf (In the US). Might start with that.

Science
1.08x10^21 atoms in 1%(w/v) aqueous KOH 1.63x10^21 atoms in 1% (w/v) aqueous HCL I would say more particles "in" the base, than particles "in" the acid.

Math
Refer back to Week One Discussion and use the names and ages of yourself and the other two people you selected. Make sure one is older than you and one is younger than you. In years, how old was the older person when you were born? Write an equation that models how old in year...

math
-2x-15=30

math
2X5^1/2

geometry
1/2 b h=30 1/2(2x+2)(x)=30 x^2+x-30=0 (x+6)(x-5) x=-6 Does not make sense x=5 2x5 +2 =12 Base 12 height 5

Chemistry
Marcus is right, Josie. I don't really understand it either but he is correct.

college algebra
-23/40 To get answer Subtract both sides by 1/3 Multiply both sides by 3/2 Subtract 5/4 from both sides Divide by 2 D=- 23/40

Chemistry-DrBob222
Arrows disappeared from below added them back to the equations. ??(a) I don't understand ln(No/N)=akt Is (a) -3.77 The decomposition of IBr(g)into I2 (g) and Br2 (g) is first order in IBr with k = 0.00255/sec. (a)Starting with [IBr] = 1.50M, what will [IBr] become after 2....

chemistry
how many grams of ethenol do i need to burn in excess oxygen in order to recover 5.0 g of h2o in a 75% yield

geometry
francisco designed a triangular garden surrounded by three square gardens. the area of garden c (the largest garden) is 400 sq. ft. and the length of a side of garden b is 12 ft. find the lengths of all sides of the triangular gardens and find the areas of the gardens. draw a ...

Com 220
How does the author of “A Nation Apart” organize information to build his argument? He organizes the information by first presenting problems of China's economic issues. He then goes on to show you some statistics from his sources and quotes the leaders that play...

joe has a mass of 50 kg and sally has a madphysics
joe has a mass of 50 kg and sally has a mads of 30 kg. they sit in class with a separation of 0.5 meters. Find hhe gravitational attraction between joe and sally

Precalc
First divide 500 from both sides Leaving e^.3x=1.2 Take ln e^.3x=Ln1.2 .3x ln e^.3x=ln1.2 (note:ln e=1 .3x=ln 1.2 x=(ln 1.2/.3) x=.60774

algebra
8.775 x 10^-1

Algebra
c^4/a^4 I believe is the answer

Algebra
I am trying to solve (2*(c^4)*2*(a^6))/(2*(a^10)) but the answer I am getting is 2c^4a^4. Do you know if this is correct?

ChemistryDrBob222
Arrows disappeared from below added them back to the equations. ??(a) I don't understand ln(No/N)=akt The decomposition of IBr(g)into I2 (g) and Br2 (g) is first order in IBr with k = 0.00255/sec. (a)Starting with [IBr] = 1.50M, what will [IBr] become after 2.50 minutes? (...

ChemistryDrBob222
Arrows disappeared from below added them back to the equations. The decomposition of IBr(g)into I2 (g) and Br2 (g) is first order in IBr with k = 0.00255/sec. (a)Starting with [IBr] = 1.50M, what will [IBr] become after 2.50 minutes? (b)How long, in minutes, will it take for [...

Algebra
Distance formula 1=((x-0)^2 +(x^3-0)^2)^1/2 1=(x^2+x^6) 0=x^6+x^2-0 Use x=1 and x=.5 Use bisection method to continue to the nearest tenth x=.83 and y=.83^3=y=.56 The points are -.83,-.56,.56,and .83

Algebra
Use the bisection method or a graphing calculator to find the coordinates of the two points on the graph of that lie r = 1 unit from the origin. Give the result to the nearest hundredth, I just need a direction to go on this problem

calculus
Use the bisection method or a graphing calculator to find the coordinates of the two points on the graph of that lie r = 1 unit from the origin. Give the result to the nearest hundredth, I just need a direction to go on this problem

Algebra
y=-1/3 x+8 y-7=-1/3(x-4) y=-1/3 x +25/3

physics
Suppose 3 mols of neon (an ideal monatomic gas) at STP are compressed slowly and isothermally to 0.19 the original volume. The gas is then allowed to expand quickly and adiabatically back to its original volume. Find the highest temperature attained by the gas. Find the lowest...

Algebra 1
Answer The two even sides are 135 And the shorter side is 45

algebra
Distance=Rate/time 50(Time)=32(Time + 2 hours)+17 50 x t = 32t + 64 +17 50t = 32t +81 50t-32t=81 18t=81 t=4.5 Plug this in to the origional equation 50(4.5)= 225 miles to New York Check answer 32(4.5 +2)+17=225 I hope this clears up this problem for you

Pages: <<Prev | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

Search
Members