Questions Asked on
May 29, 2017

chemistry
A hot lump of 46.9 g of copper at an initial temperature of 54.5 Ã‚Â°C is placed in 50.0 mL of H2O initially at 25.0 Ã‚Â°C and allowed to reach thermal equilibrium. What is the final temperature of the copper and water given that the specific
asked by Anonymous 
maths
a train of length 100m runs at a speed of 120km/hr from north to south. another train of length 150m travels with a speed of 80 km/hr from south to north. what is the time required to cross each other ?
asked by mahesh 
Trigonometry
A clown is juggling at a circus. The path of a ball is given by the parametric equations x=2 cos T + 2 and y = 3 sin T + 3. In what direction is the ball moving? Up and to the right counterclockwise down and to the right clockwise After graphing it and
asked by Nina 
algebra
A rope is cut into three and onethird is used. Then onefourth of the remaining rope is cut off and used. The piece left is 6 meters long. How many meters long was the rope originally?
asked by Kara 
algebra
It takes 7 hours for Isabella to rake leaves by herself.Her brother can work 3 times as fast.if they work together,how long will its take them to rake leaves? My answer: Isabella can do one job in 7 hours (1/7in one hour).Matthew does 3/4 of the job in one
asked by Anneliese 
Social Studies
Passage of the McCarran Act was related to which of these? 1Vietnam War 2Marshall Plan 3Truman Doctrine I think it's the 3nd option. Is it right?
asked by Ari 
physical science
Why does liquid substance have the same meniscus shape
asked by Anonymous 
math
A tank containing 64 gallons lost 6 1/4 % through leakage. How much was left in the tank?
asked by ben 
math
What is the area of a quadrilateral ABCD, if AB = 5 cm, BC = 13 cm, CD = 9 cm, DA = 15 cm, AC = 12 cm?
asked by Eliza 
Chemistry
Consider this reaction: Fe3O4(s)+4CO(g) > 4CO2(g)+3Fe(s). If you begin with 0.03820 moles of iron oxide and 0.120 moles of carbon monoxide, how many grams of iron can be formed? Indicate which reactant is the limiting reactant. 0.03820 x 3/1= 0.1146
asked by Sydney 
physics
A 3.00g bullet (c = 0.0305 cal/g . C° = 128 J / kg . C°) moving at 180 m/s enters a bag of sand and stops. By what amount does the temperature of the bullet change if 80% its KE becomes thermal energy that is transferred to the bullet?
asked by clint 
math
In a group of children, 45 play football out of which 30 play football only 28 play hockey, 25 play cricket, out of which 11 play cricket only, further, 7 play cricket and football but not hockey, 5 play football and hockey but not cricket and 10 play
asked by akanksha 
World History
1. Which inference is best supported by pacific rim nations? A. Chinese communist policies have been accepted Across Asia. B. The tension between China and Japan has increases recent decades. C. The modernization of many East Asian economies has been
asked by July 
chemistry
Why does honey diffuse in water at a slower rate than ink
asked by lokesh 
politics
The political and policy dynamics documented in Robert Dahl’s "Who Governs?" might be found in which of the following situations? A. A small town with a history of certain families holding political office B. A county run by one political party with an
asked by bev 
Geography (Europe)
I'm doing a project in Social Studies about the "new" products in Europe that include: Compass Porcelain Silk Cloth Gunpowder Spices Tea In order to receive full credit, I must include: Name of item Slogan for item How it changed life in Europe And I must
asked by JPtiger13 
art. answers included
a work of art that depicts inanimate objects is called? still life. using all tones from lightest to the darkest in an image? watercolor. lots of dots to create a texture is called? stippling. a tip of a pen is called? nib. the way the light shines through
asked by scooby 
maths
Two towns , 17 km apart, are shown 3,4 cm on a map. What is the scale of the map, in its simplest form
asked by asanda 
physics
Tammy leaves the office, drives 36 km due north.Then she turns onto a second highway and continues in direction 45 degree north of east for 50 km. What is her total displacement from the office? (give magnitude and direction)
asked by Marija28 
Math
A designer enlarged both the length and the width of a rectangular carpet by 50 percent. The new carpet was too large so the designer was asked to reduce its length and its width by 20 percent. By what percent was the area of the final carpet design
asked by Joe 
politics
The political and policy dynamics documented in Robert Dahl’s "Who Governs?" might be found in which of the following situations? A. A small town with a history of certain families holding political office B. A county run by one political party with an
asked by bev 
politics
Which of the following is provided through the mechanics of pluralism, according to Robert Dahl? A. Elites can manipulate mass opinion. B. Aspiring leaders can distribute resources to gain influence. C. Aspiring leaders are limited in the ability to
asked by bev 
world geography
shipbreakers wreck old ships in order to
asked by Anonymous 
politics
Which system would work best to provide a new political party a voice in legislative deliberations? A. Ballot initiatives B. Singlemember districts C. Proportional representation D. Direct democracy a?
asked by bev 
math
a bucket of 20 litres is 35% full. how many litres of water must be put into it so that it is 65% full
asked by anant 
Math
Differenciate implicitly x^3+y^2=27xy
asked by Zulaiykherh 
Chemistry
Aluminum reacts with oxygen gas to produce aluminum oxide. How many moles of aluminum oxide would you expect to produce if you reacted 14.5 moles of oxygen gas with excess aluminum? 4Al +3O2 > 2Al2O3 14.5 mol O2 x 4 mol Al / 3 mol O2 = 19.3 moles
asked by Sydney 
college algebra
The current in a simple electrical circuit is inversely proportional to the resistance. If the current is 80 amps when the resistance is 30 ohms, find the current when the resistance is 12 ohms
asked by Anonymous 
social studies
How would you describe the land elevation at the start of his journey in North America
asked by chisom 
Math
A rectangular prism has A length of 1/2 foot and the height of 1/4 foot. What is the width of the right rectangular prism if its volume is 1/4 cubic foot?
asked by Tyler 
politics
The 1952 and 1956 Eisenhower elections are examples of __________ elections. b dealigning A. maintaining B. deviating C. realigning B?
asked by bev 
politics
The Whig party joined others to form the __________ Party. A. Republican B. DemocraticRepublican C. Federalist D. Socialist A?
asked by bev 
math
At first, a price was decreased by 12%, then it was discounted again by an additional 5%. What is the total percent of the discount?
asked by jon 
math
The volume of industrial production increased ten times. What was the percent increase?
asked by ben 
maths
Daniel , Yusuf and Kofi shared a certain sum of money in such a way that Daniel receive 1/3 of the money and Yusuf received 2/3 of the remainder. What fraction of the money did Kofi receive ? Help me with step
asked by uwishin 
english
chartersketch of lencho
asked by shivani 
Algebra 2
In basketball, there are 3point shots, 2point shots, and 1point free throws. Josh scored 39 points in a game. He made the same number of 2point shots as 3point and free throws combined. He scored one more point on 3pointers than he did on free
asked by Nae 
politics
What was the White House reaction to Lesley Stahl’s critical report on Reagan’s use of television? A. CBS News was excluded from White House press conferences. B. Stahl was honored at a White House ceremony. C. The reaction was very positive, because
asked by bev 
politics
Which of the following tactics helped Barack Obama gain public recognition at the beginning of the nomination process in 2008? A. Developing grassroots support in caucus states ignored by other candidates B. Focusing only on delegaterich large states C.
asked by bev 
politics
The bottom level of the typical state party organization is called the: A. congressional district committee. B. ward or precinct. C. county committee. D. street committee. B?
asked by bev 
math
What is the slant height of the cone with the suface area of 200cm2?
asked by jenn 
politics
Which of the following statements about interest groups is correct? A. Agricultural business interests have a very short history of influential lobbying activity. B. Labor unions are important financial supports of the Republican Party. C. Religious groups
asked by bev 
Physics 11
Can someone explain what work total is? In my lessons it said Work total is the sum of all work & showed an example of different work being added together. An assignment after that however made me think that may not be the case... Do I need to add the work
asked by Kayla 
Algebra 2
Aimee inherited $15,000. She chose to invest it in a series of municipal bonds, mutual funds, and money market accounts, which paid annual interest rates of 5%, 6%, and 4%, respectively. She invested $2,000 more in mutual funds than she invested in bonds.
asked by Maddison 
Chemistrytitrations
Question: An unknown mass of (NH4)2CO3 is mixed with 4g of NaOH and dissolved in 100cm3 of water,which results a clear solution.Gasses are removed by heating the final solution. 2 parts of 25cm3 of final solution is taken and one is titrated with 0.5 M HCl
asked by Shenaya 
politics
The National Voter Registration Act of 1993 (Motor Voter Act): A. allows voters to register when they get their drivers’ licenses. B. had little impact upon voter turnout. C. was struck down as unconstitutional. D. Both A and B are correct. D?
asked by bev 
politics
Good campaign advice for candidates running for office now would include: A. focusing only on raising hardmoney donations from wealthy contributors. B. depending on public funding for campaign support. C. appealing to independent and younger voters. D.
asked by bev 
politics
Class identification in the United States is: A. constant. B. weak. C. strong. D. important. D?
asked by bev 
politics
Based on the outcome of the 2008 elections, one might expect which of the following to have been true? A. Vigorous opposition by the Republican majority in the Senate will defeat many of President Obama’s initiatives. B. House Democrats will follow a
asked by bev 
physics
A 500 g mass of Copper at 24°C is placed in contact with another 750g of copper at 84°C. If it is isolated from it surroundings, what will be the final equilibrium temperature of the blocks.
asked by Andrew 
math
The population of town N increases every year by 2%. What will be the population of this town in 3 years if it is currently nine hundred thousand people. (Round the answer to a whole number.) Please help
asked by ben 
politics
The shifting and close votes in Congress in 2009 on health care reform that responded to positions staked out by industry, labor, and professional interest groups are a good example of: A. control of the debate by power elites. B. the dynamics of pluralism
asked by bev 
math
The population of town N increases every year by 2%. What will be the population of this town in 3 years if it is currently nine hundred thousand people. (Round the answer to a whole number.)
asked by ben 
Math
If a cab cost 2.50 per mile and the ride is 9.6 miles how much would the fare be
asked by Nikki 
college algebra
Biologists collected a sample of 600 fish from West Okoboji Lake on May 1 and tagged each of them. When they returned on June 1, a new sample of 800 fish was collected and 10 of these had been previously tagged. Use this experiment to determine the
asked by Anonymous 
politics
The “fourth branch of government” refers to: A. state governments. B. political parties. C. the media. D. interest groups. C?
asked by bev 
politics
The LEAST likely contributor to Democratic candidates would be: A. the National Organization of Women. B. the United Auto Workers. C. the National Association of Manufacturers. D. the Sierra Club. C?
asked by bev 
politics
Which of the following interest groups is considered to have the most influence over Congress? A. The American Bar Association B. The Sierra Club C. The National Education Association D. The National Rifle Association d?
asked by bev 
politics
The growth of political action committees: A. has made politics cleaner and fairer. B. was an unanticipated consequence of campaign reform. C. forced bigmoney contributors to donate illegally. D. is a new phenomenon directly linked to the Republican
asked by bev 
politics
Bill Clinton’s “alternative media” strategy: A. involved calling New York Times reporters at home. B. accelerated after the Monica Lewinsky scandal broke. C. involved granting interviews to local news anchors and holding televised town meetings. D.
asked by bev 
Fractions
There are animals on the farm half are pigs one fifth are sheep what fraction are cows
asked by Anonymous 
politics
The “emerging Democratic majority” as defined by Teixeira and Judis includes: A. minorities. B. young people. C. those with college degrees. D. A, B, and C are correct. D?
asked by bev 
math
Find new percentages, and find the actual quantities:75% of 75% of 256
asked by ben 
politics
In the pluralist model, “bargaining results in a series of compromises that become: A. another series of compromises." B. the basis of a new political consensus." C. public policy or other political decisions." D. the basis for incumbent reelection." B?
asked by bev 
politics
The power elite theory is: A. a theory of the political left. B. a theory of the political right. C. held by both the left and right. D. held only by political scientists in colleges. C?
asked by bev 
Math
In the Doubles Game, students can win carnival tickets to spend on games and food. A player pays one ticket to roll two number cubes(sixsided dice). If the numbers match, the player wins five tickets. If a player plays this game 20 times, about how many
asked by Becca 
Math
The of the 45 numbers is 9.the average of the first 20 is 10 and the average of the last 24 is 8.find the 21st number. I have solved please check this. 9=x/45 ,so x=415. 10=x/20, x=200 and 8=x/24, x=192 So,415(200+192)=23.answer Is this way and answer
asked by ABC 
ChemistrykD
A chemical "X" is included in a water in a pond. 1)5dm3 of water from the pond is taken and is mixed with 200cm3 CHCl3.Then CHCl3 layer is taken out separately and left to vaporize. Then the remaining mass of X is measured.There was 10mg. 2)The remaining
asked by Shenaya 
chemistry
How change in humidity and temperature effects the rate of evaporation
asked by lokesh 
politics
Leadership PACs: A. solidify support to their creators. B. promote the creators’ political ambitions. C. are generally ineffective at fundraising. D. Both A and B are correct. D?
asked by bev 
politics
National party committees: A. govern the national parties. B. never work with state and local party committees. C. maintain large professional staffs. D. Both A and C are correct. D?
asked by bev 
math
A purchase, with shipping and handling, cost $39.00. What percent of the price of the purchase was spent on shipping and handling if the price of the item was $35.10?
asked by ben 
politics
Consensus is best described as: A. the result of political compromises. B. common sense. C. a broad public agreement on basic political questions. D. the people of a country voting frequently. C?
asked by bev 
art answers included pt2
a way that you pick up color with an absorbent material? Blotting. a technique where you scrape away color to reveal color underneath? sgraffito.
asked by scooby 
math
Luke build a model train to a scale of 1:25.calculate a copy of the table below using his scale. length of engine on the real x and on the model is 16cm. length of train on the real 20m and x on the model. height of train is x and 12cm on the model.
asked by Vanessa 
Math Trigonometry
Hi guys, I was wondering if you guys can help me with this question. I'm not sure how to do this question. As I keep on getting something that's out of the unit circle. Please help! 17sec2(θ)13tan(θ)sec(θ)15=0
asked by Jeremy 
sir steve help me reiny reiny
2) A quality of identical plastic books weigh 10.98kg ,if each book weighs 54.9g .How many books are there
asked by uwishin 
physics
solve this physics problem for me a vehicle has a mass of 1200kg and four wheels of area 0.06m2 calculate pressure on one wheel
asked by patrick 
math
Ãƒâ€”=50 + 30t 5t a. Find the maximum height the particle attains
asked by Neida de Luma 
Math
Find the greatest number of four and five digits, which are perfect square. Also find least number four digits, which is perfect square. I have solved but with help of calculator. 9805 ,99856 and least is 1024.are these correct? Please tell me how can I
asked by ABC 
English
1. May I help you to some more vegetables? 2. May I give you some more vegetables? (Are both the same in meaning? Do you use #1 frequently?) 3. Help yourself to the cake. 4. Give yourself the cake. (What about this pair? Does #4 mean #3?)
asked by rfvv 
college algebra
23. In biology, the function defined by g(x)=5x/2+x gives the growth rate of a population for x units of available food. (Source: Smith, J. Maynard, Models in Ecology, Cambridge University Press.) (a) What amount of food (in appropriate units) would
asked by Anonymous 
math
Factorise: 4x^29y^2+2x3y
asked by Anonymous 
Science
How much retardation must be applied to stop a bus running at a uniform speed of 40km/h in 5 seconds?
asked by Piyush 
politics
American political parties: A. organize public opinion. B. put together coalitions of different interests. C. demand party loyalty on all issues. D. Both A and B are correct. D?
asked by bev 
Math Trig
I can't seem to get the right answer on my assignment. I keep on getting 276.403 and seem to get it wrong. Please help. Suppose that cot(θ)=−8.91 and 0∘≤θ
asked by Felix 
math
A purchase, with shipping and handling, cost $39.00. What percent of the price of the purchase was spent on shipping and handling if the price of the item was $35.10?
asked by Rob