Popular questions and responses by Freddie
  1. Please Help Chemistry

    Find the amount concentration of the anion in each of the following solutions: A) 0.50 mol/L barium chloride, BaCl2 B) 6.0 mol/L potassium hydroxide, KOH C) 0.10 mol/L aluminium chlorate, Al(ClO3)3

    asked on January 8, 2015
  2. Math

    A taxi charges $.75 for the first quarter mile and $.35 for each additional mile. How far did Freddie ride if he paid no more than $7.40 for his taxi?

    asked on August 31, 2016
  3. Trig

    Find the magnitude and direction angle for each vector. Give the measure of the direction angle as an angle in [0,360].

    asked on November 23, 2014
  4. Math

    Two numbers that have a sum of 28 and a product of 160. What are the two numbers?

    asked on February 5, 2013
  5. math

    12 1/3 + 7 7/15 switch fractions to improper fractions then find a common denominator to find improper fraction of 12 1/3 multiply whole number (12) by the denominator of the fraction (3) then add the numerator of the fraction (1) therefore improper

    asked on April 25, 2007
  6. Chem, Oxidation States

    What is the oxidation state of Manganese in KMnO4 (s) and sulfur in H2S?

    asked on February 26, 2015
  7. Ethics

    I am supposed to have a 1,400- to 1,750-word autobiographical research paper analyzing the influences of race as it relates to my community. Need to write a first-person account of how human interactions in my community have been racialized. For the

    asked on March 25, 2010
  8. Math

    What number has 2 digits and when a decimal point is placed between them, the resulting number is the average of digits in the 2 digit number??

    asked on November 29, 2016
  9. Geography for Ms.Sue

    Thank you for your help. For the differences and similarities, please can you tell me if I have put the answers into the 'correct' category. Thanks again.

    asked on October 13, 2009
  10. pre-calc

    Hey, I was wondering how do you factor (a^2-x^2)? (a squared minus x squared) or how you would go about graphing it? Thanks!

    asked on September 14, 2008
  11. un scramble these letters to make seven words


    asked on July 23, 2015
  12. history

    was General Douglas Haig a good or bad general? i think he was a bad general because he was only interested in winning the battle of the somme and not the lives of the soldiers.

    asked on November 30, 2009
  13. Math

    Xavier and Yolanda have a combined aged of 24. 6 years ago Xavier was 3x as old as Yolanda. Can you help with the equation and the working out please.

    asked on April 12, 2008
  14. maths

    How can I select a committee of 5 people out of 10 men and 8 women. Women must be the majority in the committee. One man must be in the committee.

    asked on October 14, 2014
  15. geography

    Case study 1 Country:Japan, Date:17th Jan 1995, Area:Kobe, Type of settlement:City, Tectonic plates involved: Pacific plate and Eurasian plate, Richter Scale magnitude:7.3, Duration of earthquake:20 seconds, Estimate death toll:6500. Case study 2

    asked on October 13, 2009
  16. math(trig)

    i need to figure out how to write the formula for the following question In a right triangle a = 30 yds and t5an A = 2. Find b and c. I have the answers but do not know how to write the formula. Can you help me ?

    asked on December 18, 2007
  17. chemistry / physics

    the specific heat capacity of seawater is 3900 j/kg degrees celcius. how much energy is needed to heat 500g of seawater from 20 degrees celcius to 90 degrees celcius? if not i need to know how to work it out

    asked on October 3, 2010
  1. Physics

    convert 4430.75m into km and you get 4.43075km.round it off and its 4.4km.theres the distance mimi

    posted on January 19, 2018
  2. calculus

    70 mph

    posted on January 17, 2017
  3. Early childhood/home school and community

    Judging a child based on the way the child dresses is an example of: a. racism, b. classism, c. ageism, d. gender bias

    posted on October 19, 2015
  4. Chemistry

    500/207+12+(16x3) = 1.87 1.87x207 = mass of lead from PbCO3 = 387.09 g

    posted on October 6, 2015
  5. UNSCRAMBLE 33 letters to make 9 words


    posted on July 23, 2015
  6. Ethics

    I am supposed to write a 1,400- to 1,750-word autobiographical research paper analyzing the influences of race as it relates to your community. In your paper, write your first-person account of how human interactions in your community have been racialized.

    posted on March 25, 2010
  7. geography

    thank you that would make sense, would you say the other answers are OK, in the difference or similarity.

    posted on October 13, 2009
  8. pre-calc

    Okay, I totally understand now. Thanks. Sorry, I thought you were trying to explain something to me on the graphing calculator. No wonder!

    posted on September 14, 2008
  9. pre-calc

    I really do not understand what you mean by picking a series of x values from -10 to 10? Do you mean the window? And how do you calculate the corresponding values of a^2-x^2? And do you mean that I'm supposed to just type in a^2-x^2 into my graphing

    posted on September 14, 2008