1. History

    1. Who invented the sewing machine? a. Elias Howe*** b. Robert Fulton c. Samuel Morse d. John Deere 2. By 1860, the Midwest and the East were united by a network of... a. Roads b. Railroad tracks*** c. canals d. steam-powered ships 3. Which invention

    asked by Alice on February 22, 2016
  2. Math

    In a table of random digits, each digit is to occur with a probability of 0.1. a) A student examines a list of 200 random digits and counts only eleven 4’s and thus claims that the table is not really random. Explain the error in the student’s

    asked by Anonymous on November 19, 2015
  3. Social studies

    What first caused President Jefferson to believe the United States should purchase the Louisiana Territory? France had threatened to invade the United States. Spain had closed the port of New Orleans to American Trade. France offer the region to the United

    asked by Cindy on October 24, 2018
  4. physics

    In a quarter-mile drag race, two cars start simultaneously from rest, and each accelerates at a constant rate until it either reaches its maximum speed or crosses the finish line. Car A has an acceleration of 11.0 m/s2 and a maximum speed of 110 m/s. Car B

    asked by Thomas on January 5, 2017
  5. statistics

    A customer service division of a telecommunications firm receives 100 mobile phones for repair on a particular week. 18 of the phones are less than a year, 60 phones are more than a year but less than 2 years and the rest are older than 2 years. The

    asked by Anonymous on January 20, 2016
  6. Functions

    6. Barry bought a boat two years ago and at that time paid a down payment of $10000 cash. Today he must make the second and final payment of $7500, which includes the interest charge on the balance owing. Barry financed this purchase at 13.7%/a. Determine

    asked by Quinn on May 16, 2017
  7. BEHAVIORAL SCIENCE

    Think about the last time you attended a lecture or were in a classroom. Applying the information processing model, why did some things make it into your short-term memory and some things into your long-term memory? How can knowing this process increase

    asked by laura on October 12, 2008
  8. writing

    My thesis is: Our nation needs a health care plan capable of addressing the needs of each individual. My Question is: How can I make this into a powerful thesis staement? You could start out by indicating that there is a lack of adequate health care for

    asked by Diana on October 20, 2006
  9. Math

    A party planner can spend a maximum of $5000 on food. If the chicken dinner (x) costs $20 and the steak dinner (y) costs $25, make a graph of the region that shows the possibilities for the number of chicken and steak dinners that can be purchased while

    asked by Teresa on February 18, 2014
  10. history

    2. What prompted the establishment of the Articles of Confederation? (1 point) States needed to be sure that they maintained control over their land. Colonies wanted to show Britain that they were an organized union. Delegates thought that the colonies

    asked by Hey Girl Hey on November 18, 2016
  11. Chemistry

    Sodium methanoate, NaHCOO, and methanoic acid, HCOOH, can be used to make a buffer solution. Explain how this combination resists changes in pH when small amounts of acid or base are added. Buffers kind of confuse me and I'm not sure how to start this. Can

    asked by a Canadian on April 4, 2013
  12. Pre-calc

    A truck is traveling at 70mph and has wheels with a diameter of 26in. Find the angular velocity in radians per minute. Also find in revolutions per minute. I've attempted this question and am completely stumped. I can't figure out how to make it work with

    asked by Squid on December 1, 2016
  13. physics

    A novice golfer on the green takes three strokes to sink the ball. The successive displacements are 3.6 m to the north, 2.8 m 45◦ north of east, and 2.2 m 59◦ west of south. Starting at the same initial point, an expert (lucky) golfer could make the

    asked by shannon on September 25, 2015
  14. science(CHECK ANSWERS)

    can anyone answer my question?? which of the following is the best example of transforming electromagnetic energy into thermal energy? A.when trees absorb sunlight for photosynthesis. B.when the interior of a car absorbs sunlight and warms up. C.when a

    asked by taylor on February 4, 2014
  15. physics

    i'm not very good at physics and i have an exam tomorrow!! for the first one do i use the formula F=-Kx to make the answer -4500 ? and for the second i really have no idea what formula to use what is the value for k if a spring stretches 0.4m when

    asked by sammi on October 15, 2008
  16. Math (algerbra)

    clay potts owns a pottery store. his brother jack works there for $50 dollars there and then gets .1 percent of the daily profits. clay gets the rest of the profits. Question------------------------------- A) What number of dollar PROFIT must the store

    asked by babewithbrains on November 11, 2007
  17. science-important!

    I really need to make sure this is correct for tommorow please help! The significance of specific base pairing in DNA is that A) it stabilizes the sugar molecule B) it provides a method for making exact copies of DNA C) it prevents errors in DNA

    asked by jake on November 19, 2011
  18. science-important!

    I really need to make sure this is correct for tommorow please help! The significance of specific base pairing in DNA is that A) it stabilizes the sugar molecule B) it provides a method for making exact copies of DNA C) it prevents errors in DNA

    asked by jake on November 19, 2011
  19. Scial Studies

    Why did Henry Cabot Lodge oppose the Treaty of Versailles? A. He thought the treaty was to harsh on Germany B. He thought The United States should stay out of world affairs C. he wanted the United States to make independent decisions D. He didn't think the

    asked by EmberShy on January 20, 2017
  20. Algebra 2!

    1.) ƒ(x) = (x^4)/4 − 3x^3 + (23x^2)/2 - 15x. Find the x values where the extremes occur. 2.) On a 10 question exam each question is worth 10 points (no partial credit). How ways can you make a 70%? 3.) Write the polynomial in standard form. Then

    asked by FIONA on May 8, 2014
  21. Algebra

    A party planner can spend a maximum of $5000 on food. If the chicken dinner (x) costs $20 and the steak dinner (y) costs $25, make a graph of the region that shows the possibilities for the number of chicken and steak dinners that can be purchased while

    asked by BrianP on February 27, 2014
  22. Physics

    In an action movie, the heroine is supposed to jump with a motorcycle from the roof of one skyscraper to another one. The roof of the second skyscraper is h=9 meters lower, and the gap between the buildings is d=15 meters wide. Both roofs are horizontal

    asked by Chris on January 27, 2015
  23. Math

    A cardboard manufacturer wishes to make open boxes from square pieces of cardboard of side 12 in. by cutting equal squares from the four corners and turning up the sides. Let x inches be the length of the side of the the square to be cut out. Express the

    asked by Kamille on September 29, 2012
  24. Latin

    Are these declensions correct? I just wanted to make sure since I'll be using them in a writing piece. socius noster socii nostri socio nostrio socium nostrium socio nostro (with macrons) soci nostri sociorum nostriorum sociis nostris socios nostros sociis

    asked by Mariette on May 20, 2009
  25. curriculum

    Of the following, which is the best strategy families can use to support language development at home? A. Make a set of vocabulary flashcards, and use them to drill each other each evening. B. Talk out loud about what they're doing. C. For families

    asked by Daniela on September 14, 2014
  26. english

    choose pair of clauses from the list and join them with semicolon to make three sentences. it was a dark but silvery night it was a terrible,dark,cold night the moon shed on eerie light the glen was totally silent the night seemed cold and dead a perfect

    asked by somil on January 11, 2016
  27. French

    Can you look over my french paragraph and make sure it's grammatically correct? Thank you in advance! Mon manoir est grand. Le toit est plat. Cette maison a deux etages. Ma chambre est en bas. Il y a sept chambres dans la maison. Ma chambre est confortable

    asked by Ashley on January 23, 2015
  28. Social Studies

    How does scarcity affect customers? A Limited wants and needs limit customers to small purchases. B Limited time prevents customers from making decisions. C Limited numbers of producers force customers to be loyal. D Limited money forces consumers to make

    asked by idk on December 14, 2018
  29. History

    from Miranda v. Arizona What does Chief Justice Warren state is the primary fault of officers in the cases under consideration? failing to let suspects make phone calls failing to get written confessions failing to ensure confessions were made freely

    asked by Brianna on October 8, 2018
  30. math

    The president of the country PTA organization makes copies of membership lists for all of the elementary schools. Sometimes she may need only few copies but at other times she needs thousands of copies. TIP copy Service charges 3 ½ cents per copy plus a

    asked by Karen on March 14, 2011
  31. math

    The president of the country PTA organization makes copies of membership lists for all of the elementary schools. Sometimes she may need only few copies but at other times she needs thousands of copies. TIP copy Service charges 3 ½ cents per copy plus a

    asked by katherine on March 14, 2011
  32. Current Event

    The school Board trustees of Vavenby have come to a decision where they want to close down The Elementary school of Vavenby, and try to maintain their budget. The board is closing the school because the mill shut down and people are moving away. Though

    asked by Austin on September 28, 2009
  33. History

    Why would President Johnson be so concerned about having citizens and leaders across the nation join him in the cause of achieving equal rights for all citizens? A. They would all be voting on the bill. B. He wanted to make a good impression on the people

    asked by Nadia on April 8, 2015
  34. psychology

    Teenage mothers who are accustomed to existing on hamburgers, French fries, and cokes need to consider the nutritional needs of the child. Research has shown that a poor diet can: a. restrict the development of eye and hair color. b. produce prenatal

    asked by vedrana on November 16, 2011
  35. psychology

    25. Teenage mothers who are accustomed to existing on hamburgers, French fries, and Cokes need to consider the nutritional needs of the child. Research has shown that a poor diet can _______________. 
A. restrict the development of eye and hair

    asked by Katherine on July 25, 2013
  36. physic

    Hi!Need help please. Question:A car initially traveling at 24.0 m/s undergoes a constant negative acceleration of magnitude 2.10 m/s2 after its brakes are applied. (a) How many revolutions does each tire make before the car comes to a stop, assuming the

    asked by Chan on November 14, 2009
  37. English

    12. What does the following quote reveal about Montressor’s intentions? "'Pass your hand,’ I said, ‘over the wall; you cannot help feeling the nitre. Indeed it is very damp. Once more let me implore you to return. No? Then I must positively leave

    asked by Keith on May 12, 2014
  38. For the Jiskha Volunteers

    Teachers open up young minds, showing them the wonders of the intellect and the miracle of being able to think for themselves. A teacher exercises the mental muscles of students, stretching and strengthening, so they can make challenging decisions, find

    asked by mysterychicken on December 19, 2009
  39. Creative Homework

    okay so I have to make a presentation on Bloc Quebecois and it must be creative. i cant do a bulletin board or poster board or just the classic essay format, i cant even do a journal or a diary of lucien bouchard. My teacher must be crazy cause i cant

    asked by Sam on November 17, 2006
  40. Social Studies

    If someone has all the answers to check my answers to thatd be great. What promise did Stalin make and break after soviet occupation of several Eastern European countries? to give financial assistance to war-torn families** How did president Truman guard

    asked by Random Guy on April 5, 2017
  41. math 2

    max packs cereal boxes into a larger box the volume of each cereal box is 175 cubic inches. which is the best estimate for the volume of the large box? would the answer be it be 210 cubic inches, 420 cubic inches, 2,100 cubic inches, or 4,200 cubic inches?

    asked by kimmy plus on March 6, 2014
  42. english

    The essay has to be 350 words What I learned in Home School Home school is easer than public school. I am able to learn all the same subject at home as I did in public school. I am also able to learn other things that you are not able to do in public

    asked by greg on February 26, 2009
  43. early childhood education--need help!!

    I need help with this question. Mr. White is having circle time with his first grade class. He is discussing the "th" blend and what words can be made by using this sound. He notices that after about five minutes, Mike is getting restless and not staying

    asked by Melody on January 16, 2007
  44. mathmodeling

    Person A opens an IRA at age 25, contributes $2000 per year for 10 years, but makes no additional contributions thereafter. Person B waits until age 35 to open an IRA and contributes $2000 per years for 30 years. There is no initial investment in either

    asked by fazilah on August 18, 2011
  45. Chemistry

    A solution is prepared by mixing 37.5 mL of 0.20 M (CH3)3N with 50.0 mL of 0.20 M (CH3)3NHC and then diluting the mixture to a total volume of 100.0 mL. Calculate the pH of resulting solution. So far I have been able solve the mols of the two chemicals.

    asked by Mel on April 15, 2015
  46. History

    3. all of the following are true about mexico city except 1 point A) it faces traffic problems B) it has pollution C) it has water shortages D) 200,000 people live there 4. A reason why many people move from small villages to Mexico City is to 1 point A)

    asked by Le Sexy Male on April 22, 2015
  47. College Physics

    You have 20 and 80 (unit is the upside down U) resistors in a circuit with a 100 V battery. A)These resistors are parallel. Find the current through each resistor and the voltage drop across each resistor. B) These resistors are connected in series. Find

    asked by Kate on February 7, 2010
  48. business

    A petty cash fund of $100 is replenished when the fund contains $3 in cash and receipts for $93. The entry to replenish the fund would debit Cash Over and Short for $4. credit Miscellaneous Revenue for $4. credit Cash Over and Short for $4. debit

    asked by vivian on October 26, 2010
  49. physics

    A machine with an efficiency of 100% is said to be efficient. a) If a lever has a distance of 4m from the pivot to where a load of 500N is applied and a distance of 1m from the pivot to where the load is,calculate the efficiency of the lever when height

    asked by alexander on April 14, 2015
  50. Trig Math

    I need help with this problem. I don't get how to do it or how they got that answer. A force of 50 pounds acts on an object at an angle of 45 degrees. A second force of 75 pounds acts on the object at an angle of -30 degrees. What was the direction and the

    asked by Jane on March 29, 2010
  51. math

    Two restaurants have rooms to rent for dinner parties. One restaurant charges $100 to rent a room and $20 per person. The other restaurant charges $25 to rent the room and $25 per person. Which of the following is the number of people for which the cost of

    asked by Roberta on July 13, 2014
  52. U.S. History

    I have to write an essay answering this question, " How were the reform movements and the Second Great Awakening of 1820-1860 in the United States related to the growth of industry and urban life?" and I'm haing trouble organizing my thoughts and writing

    asked by Phillip on October 28, 2006
  53. physics

    A 1.5 spider is dangling at the end of a silk thread. You can make the spider bounce up and down on the thread by tapping lightly on his feet with a pencil. You soon discover that you can give the spider the largest amplitude on his little bungee cord if

    asked by pdaniel on October 28, 2010
  54. dog behavior

    please check my answer thanks :) If a dog breaks its position before you give the release signal, what should you do? A. Immediately say the release word "Free." B. Wait until another time to practice the exercise again. C. Make the dog stay in position

    asked by Maria on July 26, 2008
  55. college physics

    A 1.3 g spider is dangling at the end of a silk thread. You can make the spider bounce up and down on the thread by tapping lightly on his feet with a pencil. You soon discover that you can give the spider the largest amplitude on his little bungee cord if

    asked by Anonymous on October 30, 2009
  56. algebra

    A mortgage broker purchased two trust deeds for a total of $290,000. One trust deed earns 9% simple annual interest, and the second one earns 12% simple annual interest. If the total annual interest from the two trust deeds is $31,500, what was the

    asked by megan on April 20, 2016
  57. Calc

    Year 1940 1950 1960 1970 1980 Rate of change (million people per year) 29 49 67 76 98 If the population in 1940 were 2158 million and if the population in 1980 were 4846 million, what would be the true total change in population?

    asked by Anonymous on July 17, 2014
  58. Calculus

    A ladder 15 feet long leans against a vertical wall. Supppose that when the bottom of the ladder is x feet from the wall, the bottom is being pushed towards the wall at the rate of 1/2x feet per second. How fast is the top of the ladder rising at the

    asked by Kim on November 11, 2013
  59. Data management

    Hugo has a job interview at Telus. He has a 56% of waking up late on the morning of the interview. When he wakes up late he has a 33% chance of missing his bus to take him to the interview. At this rate he will be late and he has a 27% chance of actually

    asked by Anonymous URGENT PLS on April 10, 2012
  60. Math

    Hugo has a job interview at Telus. He has a 56% of waking up late on the morning of the interview. When he wakes up late he has a 33% chance of missing his bus to take him to the interview. At this rate he will be late and he has a 27% chance of actually

    asked by URGENT PLS on April 10, 2012
  61. Physics ...

    116In nuclei are produced at the rate of 10 s-1. Calculate the maximum number of 116In nuclei (number in equilibrium) in the sample if the half-life of 116In is 54 m. So far I have come up with ... The half life = 54m x 60 s-1 = 3.24 x 103 s-1 (In2) / λ =

    asked by Ali on August 28, 2014
  62. Data mangement

    Hugo has a job interview at Telus. He has a 56% of waking up late on the morning of the interview. When he wakes up late he has a 33% chance of missing his bus to take him to the interview. At this rate he will be late and he has a 27% chance of actually

    asked by Nixon on April 9, 2012
  63. chemistry (Organic)

    According to the two reactions below; 1-chloro-2,2-dimethylbatune + (warm NaOH 3)) 1-chloro-2-methylpropane + (cold dil.NaOH) 1) identify whether the reactions are Nucleophilic Substitutions (SN) or Elimination (E) reaction. 2) Complete the reaction

    asked by johnny on October 8, 2015
  64. Statistics

    An entertainment company owns and operates movie theaters in Wyoming. The president of the company is concerned that film rentals are hurting the business. They directed a staff member to estimate the total number of films rented by households in wyoming

    asked by Jason L on March 2, 2007
  65. math

    Maya and Sally were the two finalists in a singing competition. The person with the most votes from the audience was chosen as the winner. Sally received 25% of the total votes and lost by 62,500 votes. No person in the audience was allowed to vote more

    asked by Kelvin on July 12, 2011
  66. MATH

    Maya and Sally were the two finalists in a singing competition. The person with the most votes from the audience was chosen as the winner. Sally received 25% of the total votes and lost by 62,500 votes. No person in the audience was allowed to vote more

    asked by Kelvin on July 12, 2011
  67. acc-editplz

    June: 1)Sold a house and collected a $6,000 commission. Ans: Cash (debit) Commission earned (credit) 2)Sold a building lot and earned a commission, $6,500. Payment is to be received on July 8. Ans: Accounts recievable (DR) comission Earned (CR) 3)Received

    asked by Thara! on May 31, 2010
  68. Algebra

    Need to get these problems checked-- 21. Suppose inflation of money is at a rate of 3% per year in the US. How much will a $1 candy bar cost in 30 years? 1.03^30 * 1= $2.43 22. Find the next 3 terms of the geometric sequence 4, 10, 25. 125, 625, 3125?

    asked by mysterychicken on June 17, 2010
  69. classroom management

    Write a one-sentence goal for each of the seven assumptions that will support a productive and positive learning atmosphere. Your goals should focus on how you can achieve the demands of each assumption. Here are the seven assumptions. 1. Successful

    asked by scooby on April 8, 2010
  70. algebra

    A company that manufactures bikes has a fixed cost of $8,000. It cost $800 to produce each bike. The total cost for the company is a sum of fixed cost and variable costs. Write the total cost, C, as a function of the number of bikes produced x then find

    asked by pam on July 12, 2015
  71. Physics (Rotation)

    In the figure, wheel A of radius rA is coupled by belt B to wheel C of radius rC. The angular speed of wheel A is increased from rest at a constant rate α. Find the time needed for wheel C to reach angular speed ω assuming the belt does not slip. (Hint:

    asked by Anon on April 12, 2014
  72. Physics

    A cable pulls a crate of mass 19.0 kg across the floor in 6.8s. If the total distance traveled is 5.40 m, find the power used by the cable. (19)*(9.8)*(5.4)/(6.8) ) 147.9 W Raul pushes a stalled car with a force of 204 N. If the required force decreases at

    asked by Damian on May 14, 2009
  73. Government

    Which of the following statements about congress is not true? a.) in the senate, seniority still plays a role as to who is appointed committee chairpeople b.) in the house, rules on debate are more restrictive than in the senate c.) senators have more

    asked by Raichel on November 12, 2016
  74. science

    What can happen to the reaction rate of a system that is heated and then cooled? Your question isn't quite clear; however, reaction rates increase, generally, with increase in T and decrease with decrease in T. Another way to interpret the problem is that

    asked by Shandra on April 16, 2007
  75. Physics

    A high-speed sander has a disk 5.70 cm in radius that rotates about its axis at a constant rate of 1120 revolutions per minute. a.) Determine the angular speed of the disk in radians per second. b.) Determine the linear speed of a point 2.40 cm from the

    asked by Emily on March 30, 2016
  76. Algebra

    1. A sum of $15,000 was invested in three funds for 1 year. At the end of the year Fund A had earned 8% interest, Fund B had earned 11% interest and Fund C had earned 5% interest. A total of $1,230 was earned in interest. Twice as much money was initially

    asked by Neri on August 13, 2018
  77. Math

    At an electronics store, the number of 37-inch HGTVs that is expected to be sold in a month is double that of 58-inch HGTVs and 50-inch HGTVs combined. Sales of 58-inch and 50-inch HGTVs are expected to be equal. 58-inch HD-TVs sell for $4800 50-inch

    asked by Phil on June 22, 2015
  78. math

    Assume the car can be purchased for 0% down for 60 months (in lieu of rebate). A car with a sticker price of $42,650 with factory and dealer rebates of $5,100 Find the monthly payment if financed for 60 months at 0% APR. Find the monthly payment if

    asked by monia on June 5, 2014
  79. Chemistry

    Need help with my lab report for specific heat of unknown metal! I need to Find the Specific Heat of Al! I know its Q= M x Cs x Change in Temp I am getting a such a high number am just confused if its right. Here is what I got in Lab: Aluminum Mass of

    asked by Tc on June 24, 2011
  80. Chemistry

    a 20.94-g sample of an unknown metal is heated to 99.4 degrees Celsius in a hot water bath until thermal equilibrium is reached. The metal is quickly transferred to 100 mL of water at 22.0 degrees Celsius contained in a styrofoam cup. The thermal

    asked by Dalal on April 10, 2018
  81. Hi need help with math

    I need help plz 1Star circle heart is The pattern what is the 17 shape Star* Circle Heart 2 add subtract multiply divide what is the 100 shape Add Multiply* Divide Subtract

    asked by Essence loves math on March 31, 2016
  82. sciences

    you and your partner are about to toss 2 coins 100 times. Predict about how many times the outcome woukd be. a. heads-heads b. heads-tails c. tails-heads d. tails-tails - My answer is 25% for each toss. you need to EXPLAIN your answer. HELP HELP HELP ME!

    asked by jouan on March 29, 2009
  83. poem

    Is this poem good or bad? What is love? It's a special feeling Deep inside our hearts That is very reavling What is love? It's a special part of life The two of each other together Forever in each others lives What is love? It's in a shape of a heart

    asked by Kiki on January 15, 2009
  84. Calculus (Math 2A)

    Gravel is being dumped from a conveyor belt at a rate of 20 cubic feet per minute. It forms a pile in the shape of a right circular cone whose base diameter and height are always the same. How fast is the height of the pile increasing when the pile is 19

    asked by What is wrong with it? on February 19, 2012
  85. Calculus

    Gravel is being dumped from a conveyor belt at a rate of 10 cubic feet per minute. It forms a pile in the shape of a right circular cone whose base diameter and height are always equal. How fast is the height of the pile increasing when the pile is 16 feet

    asked by Robin on July 5, 2013
  86. Science 10

    Here are the results of the 3 trials of dissolving equal masses of marble in hydrochloric acid listed from fastest to the slowest. List concentration, surface area, and temperature in decreasing order of their important in increasing the rate of this

    asked by Rav on October 27, 2014
  87. PHYSICS PLZ

    A very large loop of metal wire with radius 1 meter is driven with a linearly increasing current at a rate of 200 amps/second. A very small metal wire loop with radius 5 centimeter is positioned a small distance away with its center on the same axis (the

    asked by Aasha on December 11, 2013
  88. Mathematics

    A loan of 12,000 was borrowed from a bank at 14% per annum. Calculate the interest of the loan at the end of the first year. And the total amount owing at the end of the first year. A repayment was made of 7,800 at the start of the second year. Calculate

    asked by Sam 101 on May 17, 2012
  89. Physics

    Some spacecraft design uses a solar sail made of aluminized plastic. As sunlight reflects off the sail, radiation pressure drives the spacecraft outward away from the sun. a. If the sail material has a density of 700.0 kg/m3, what is the maximum thickness

    asked by Daniel on March 11, 2011
  90. trigonometry

    . A surveyor wishes to measure the distance across Pasig River. She sets up her transit at a point C on the bank of the river, and sights on a point B on the other bank directly opposite her. Then she turns the transit through a right angle, and measures

    asked by cyril on May 20, 2017
  91. Energy

    174520 = (massboiled) (2260) .1716 = massboiled so .1716? Suppose a burner transfers 325 kJ of energy to 450 kg of liquid water at 20 C degrees. What mass of the water would be boiled away? The first energy going in heats the water: energy=mass*c*(100-20)

    asked by Min on December 17, 2006
  92. Chemistry :)

    Cr2O3 + 3CCl4 ---> 2CrCl3 + 3CCl2O In one experiment, 6.37 grams of Cr2O3 was treated wiht excess CCl4 and yielded 8.75 grams of CrCl3. What was the percent yeild? I have no idea how to do this. I know that percent yield is actual/theorectical yield *100.

    asked by Miley on February 6, 2008
  93. English Citations

    Hi, I am writing an intext citation MLA style. My source has two authors (a husband and wife) with the same last name. Perdu owl shows me how to make an intext citation with 2 or more authors, but it does not indicate what to do if the two authors have the

    asked by Dawn on March 14, 2016
  94. Math

    The length of a picture is 15cm more than its width. The picture frame has a width of 4cm. What is the minimum length of material needed to make the frame for this picture? *I am not good a Maths at all and even though i've tried to get help, I just dont

    asked by Saphia on February 5, 2017
  95. Business Law

    Jules agrees to pay Dr. Smekyll a million dollars and Smekyll agrees to invent an automobile engine that runs on air rather than gasoline. Why would this contract not be legally binding? What could Jules and Smekyll do to make sure that their contract is

    asked by Toya on August 21, 2012
  96. physics

    Determine what the theoretical slope of the graph is (for example the slope of a distance vs. time graph is velocity); be sure to show all work. So, I had to make a weight vs. mass graph which i did, and i also found its numeric value for the slope. I

    asked by Anonymous on October 20, 2011
  97. English

    The frog brew and brew. "Pop!" At last he died because ______________ 1. he blew himself up too much. 2. he tried to make his belly bigger and bigger. 3. because he wanted to get bigger than the ox. 4. he puffed himself up too much. 5. his belly burst. 6.

    asked by rfvv on October 20, 2017
  98. Calculus/Optimisation

    An open water tank with a square base is to be made from a thin sheet of metal. find the length of the square base and the height of the tank so that the least amount of metal is used to make a tank of capacity 8 meters cubed

    asked by J. on March 17, 2017
  99. Math

    A customer want to make a teepee in his backyard for his children. He plans to use lengths of PVC plumbing pipe for the supports on the teepee. The teepee is to be 12ft. accross and 8ft tall. How long should the pieces of PVC plumbing pipe be?

    asked by Rmz on October 5, 2009
  100. English

    Can anyone help me make a diamante poem about drums? Drums Sound Loud playing listening reading That's all I have so far. after that I have to put 2 nouns and 2 opposite nouns of the topic.. then opposite ing words... and then opposite adjectives about the

    asked by Anonymous on March 20, 2013

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