Brennan

Most popular questions and responses by Brennan
  1. chemistry

    The percentage yield for the reaction PCL3+Cl2-->PCL5 is 83.2%. What mass of PCL5 is expected from the reaction of 73.7g of PCL3 with excess chlorine?

    asked on January 13, 2015
  2. AP PHYSICS

    A water skier lets go of the tow rope upon leaving the end of a jump ramp at a speed of 14.9 m/s. As the drawing indicates, the skier has a speed of 10.9 m/s at the highest point of the jump. Ignoring air resistance, determine the skier's height H above

    asked on November 13, 2010
  3. Chemistry

    A chemical plant uses electrical energy to decompose aqueous solutions of NaCl to give Cl2,H2, and NaOH: 2NaCl(aq)+2H2O(l)-->2NaOH(aq)+H2(g)+Cl2(g) If the plant produces 1.1×10^6 kg (1100 metric tons) of daily, estimate the quantities of H2 produced. If

    asked on September 27, 2011
  4. Chemistry

    Hard water contains Ca ,Mg ,Fe and , which interfere with the action of soap and leave an insoluble coating on the insides of containers and pipes when heated. Water softeners replace these ions with Na. If 1100. of hard water contains 0.021 M of Ca and

    asked on September 27, 2011
  5. math

    Shayne wants to earn money to attend a basketball camp. For her 8th-grade graduation, her grandmother gave her part of the money she needs. Every month since then, Shayne has been saving the same amount from her babysitting jobs. After 3 months she had

    asked on May 31, 2017
  6. Math- brain teasers!

    okay so i was given a worksheet with 15 word problems. i couldn't solve 2 so if you could help me out it would be good.. If you ask Catwoman how many cats she has, she answers with the riddle, 'five-sixths of my cats plus seven.' how many cats does she

    asked on October 19, 2008
  7. Chemistry

    Acetone has a delta Hvap of 29.1 kj/mol and a normal boiling point of 56.2 degrees Celsius. At what temperature (in degrees Celsius) does acetone have a Pvap = 118 mm Hg?

    asked on March 19, 2013
  8. AP PHYSICS

    A basketball player makes a jump shot. The 0.700 kg ball is released at a height of 1.90 m above the floor with a speed of 7.00 m/s. The ball goes through the net 3.10 m above the floor at a speed of 3.70 m/s. What is the work done on the ball by air

    asked on November 14, 2010
  9. Project

    I have to come up with some new products or services. Any ideas?

    asked on July 8, 2008
  10. I posted this yesterday and im STILL CONFUSED!

    okay so i was given a worksheet with 15 word problems. i couldn't solve 2 so if you could help me out it would be good.. If you ask Catwoman how many cats she has, she answers with the riddle, 'five-sixths of my cats plus seven.' how many cats does she

    asked on October 20, 2008
  11. math

    Is the number 254.71 multiplicative and why?

    asked on September 26, 2017
  12. math

    (x-3)/(6)-(7)/(15)≤(3x-1)/(10)

    asked on November 30, 2012
  13. Government.

    During the cold war, u.s. relations with the soviet union were dominated by? a. detente b. containment c. foreign aid d. collective security I would say A.

    asked on April 17, 2009
  14. math

    Sara, Cathy, and Tina have just finished playing three games. There was only one loser in each game. Sara lost the first game, Cathy lost the second game, and tina lost the third game. After each game, the loser was required to double the money of the

    asked on September 7, 2017
  15. Math

    (x)/(3)+(5)/(6)

    asked on November 30, 2012
  16. Government.

    In recent decades, the Federal Government has borrowed money mostly to: a - finance special expensive projects. b - provide funds for crisis situations such as wars and national disasters. c - pay the president's salary d - operate the government and pay

    asked on April 17, 2009
  1. math

    I truly don't understand this at all. Is there another way you can explain it to me.

    posted on September 7, 2017
  2. algebra

    $5,700,000

    posted on March 9, 2015
  3. Chemistry

    Hard water contains Ca ,Mg ,Fe and , which interfere with the action of soap and leave an insoluble coating on the insides of containers and pipes when heated. Water softeners replace these ions with Na. If 1100. L of hard water contains 0.021 M of Ca and

    posted on September 27, 2011
  4. AP PHYSICS

    yes it was, but it was wrong. I did )Inital KE + inital PE)- W = (Final KE + final PE) and got 8.2425

    posted on November 14, 2010
  5. AP PHYSICS

    I can't manage to add the drawing on this website. But there is no angle on the drawing anyways..

    posted on November 13, 2010
  6. Government.

    So it would be D then?

    posted on April 17, 2009