Gabriela

Most popular questions and responses by Gabriela
  1. Math

    The length of a rectangle is twice its width. The perimeter of the rectangle is 126 feet. (Write the equation) i've already tried to divide 126 by two which gave me 63 but i didn't know what to do with the 63.

    asked on August 24, 2015
  2. calculus

    Find the point P in the first quadrant on the curve y=x^-2 such that a rectangle with sides on the coordinate axes and a vertex at P has the smallest possible perimeter.

    asked on December 13, 2010
  3. Statistics

    Exam Grades. A statistics professor is used to having a variance in his class grades of no more than 100. He feels that his current group of students is different, and so he examines a random sample of midterm grades (listed below.) At á = 0.05, can it be

    asked on April 17, 2013
  4. chemistry

    Which solvent will dissolve more in given solute: 1. Ethylene glycol (HOCH2CH2OH) in hexane(C6H14) or H2O 2. Diethyl ether (CH2CH2OCH2CH3) in H2O or CH3OH? 3. NaCl in CH3OH or CH3CH2CH2CH2OH I know that like dissolves like. Therefore the molecules with the

    asked on April 26, 2007
  5. Chemistry

    Posted on April 12. From the information below, identify element X. a. The wavelength of the radio waves sent by an FM station broadcasting at 97.1 MHz is 30.0 million (3.00 e7) times greater than the wavelength corresponding to the energy difference

    asked on April 18, 2007
  6. Chemistry

    I am really confused about polar and non polar molecules. I really don't understand how to know if something is polar or not. Or about bond polarity vs. molecular polarity (net dipole moment). Also, if it has a lone pair when you draw a lewis structure

    asked on April 27, 2007
  7. social studies

    what factors affect climate? name and describe one of the climate regions of the united states. read climate and people. then fill in the blanks. vocabulary.

    asked on February 3, 2011
  8. Calculus URGENT test tonight

    Integral of: __1__ (sqrt(x)+1)^2 dx The answer is: 2ln abs(1+sqrt(x)) + 2(1+sqrt(X))^-1 +c I have no clue why that is! Please help. I used substitution and made u= sqrt(x)+1 but i don't know what happened along the way! Your first step was a good one.

    asked on April 20, 2007
  9. Chemistry

    From the information below, identify element X. a. The wavelength of the radio waves sent by an FM station broadcasting at 97.1 MHz is 30.0 million (3.00 e7) times greater than the wavelength corresponding to the energy difference between a particular

    asked on April 12, 2007
  10. chemistry

    Equal masses of gaseous N2 and Ar are placed in separate flasks of equal volume at the same temperature. Tell whether each of the following statements is true or false. Briefly explain your answer in each case. (a) There are more molecules of N2 present

    asked on March 30, 2007
  11. math

    Your friend is standing below the window outside of our classroom and attempting to throw a rock past the window to get your attention. The rock is thrown straight up in the air and passes our window 0.40s after being released. It passes the same window on

    asked on February 21, 2014
  12. algebra

    A candy cane 20 cm high has a circumference of 3 cm. The red “ribbon” makes exactly 4 complete turns round the candy cane while its two ends touch the cane's top and bottom. How long is the ribbon in cm?

    asked on February 21, 2014
  13. Chemistry

    From the information below, identify element X. a. The wavelength of the radio waves sent by an FM station broadcasting at 97.1 MHz is 30.0 million (3.00 e7) times greater than the wavelength corresponding to the energy difference between a particular

    asked on April 18, 2007
  14. math

    Beth has 5base ten blocks. She has at least one of each type of block. The value of her blocks is greater than 140. What blocks could she have

    asked on October 23, 2007
  15. calc

    analyze the function ln x = cx^2 to find the unique value of c such that there is exactly one solution to the equation. to do this, find the value of c such that both sides of the equation have equivalent slopes at some point; this will give you a proper

    asked on December 14, 2010
  16. chemistry

    how do you predict the products of: (NH4)3PO4+ MgSO4-> HI-> Fe+o2-> Fe+ MgO-> HCl+ NaOH->

    asked on March 7, 2011
  17. Calculus

    How can I find the horizontal asymptote of: y=e^x/(2e^x+5) i know you have to do the limit as x approaches infinity... but that is about all i know... mulitply the numberator and denominator by e^-x y= e^0/(2e^0 + 5e^-x) y= 1/(2 + 5e^-x) now, take lim as x

    asked on April 30, 2007
  18. chemistry

    calculate the molality of a solution that has 1.02kg sucrose C12H22O11 dissolved in 554g water?

    asked on April 10, 2017
  19. chemistry

    What is the molality of a solution composed of 25ml og toluene C6H5CH3 ( density=0.866g/ml) in 75 ml of benzene ( density=0.879g/ml)

    asked on April 10, 2017
  20. language arts

    i need to write an essay on why it is important to be obedient or to obey people or authority. i just don't have any ideas. help?

    asked on March 24, 2012
  21. Math

    OPEN-ENDED:G

    asked on August 27, 2008
  22. algebra1

    im doing my summer homework & im a little confused on this one...please help me... What is the next term in the geometic series 16,-4,1,-1/4,..... a. -1/8 b.0 c.1/16 d.1/8 e.1/2

    asked on August 27, 2007
  23. Chemistry

    Are all/most organic compounds non polar? Not all, certainly. Many are non-polar. Most, I don't know. It all depends upon how you define most. Acids, acid chlorides, amines, phenols, ketones, aldehydes, and the like are polar. There are a bunch of those

    asked on April 26, 2007
  24. Biology (History?)

    I'm actually writing an English paper within which I mention how humans attempt to find answers to nature even when technology is not sufficiently advanced to do so. In order for my paper to be accurate I was wondering: when did people in America discover

    asked on March 28, 2008
  25. Math

    what is 1944 in roman numerals?

    asked on January 20, 2013
  1. Science Help!!!!

    Really? You really like the answer C xD.

    posted on April 11, 2018
  2. Science Help!!!!

    Thank you, Ms.Sue and Callie for the answers ;).

    posted on April 11, 2018
  3. algebra

    11

    posted on February 1, 2017
  4. math

    21.75

    posted on March 29, 2016
  5. chemistry

    ph= 11.2

    posted on October 28, 2015
  6. 4th grade

    Gabriela, am I a rhombus

    posted on October 14, 2015
  7. english

    Can I get the answer for chaper 6

    posted on February 20, 2015
  8. algebra 1

    The ratio of the first sequence is 2.5 so the recursive formula is going to be an= 2.5(an-1)

    posted on May 22, 2014
  9. 5th Grade Math Algebraic Expressions

    what is the pattern and expression for n+10

    posted on January 1, 2014
  10. simplex Method

    X=12 y=6 P=78

    posted on May 10, 2013
  11. math

    i don't get it????

    posted on April 8, 2013
  12. Math(Please help)

    A=44degrees,14',28" B=50degrees,25'32" b=38.66

    posted on December 6, 2012
  13. Social Studies

    Three reason why the native American population decline when the Spanishmade contact with them

    posted on September 26, 2012
  14. Science

    la naturaleza de la cincia

    posted on September 12, 2012
  15. 3rd grade math

    i have a plate that has an area is 36 inches and a perimeter of 24 inches. i want to buy a square cake to put on the plate. i want there to be a one inch border between the cake and the edge of the plate.What size cake should I order? What will the area

    posted on May 10, 2011
  16. 3rd grade math

    8x9

    posted on January 5, 2010
  17. world geography

    WHERE IN THE ATLANTIC OCEAN WOULD AN EARTHQUAKE MOST LIKELY OCCUR?

    posted on September 11, 2008
  18. Math

    open ended:Give a rea-world quantity that the integer could represent. A.-5 b.0 C.8 D.opposite of -7

    posted on August 27, 2008
  19. S.A.T Math

    yeah i guess that works to...lolsz

    posted on August 27, 2007
  20. S.A.T Math

    what don't u understand so i can explain it more??

    posted on August 27, 2007
  21. Math

    well... a 1 is always infront of the variable... so just add 1R+1R^2

    posted on August 27, 2007
  22. french

    SE TAIS-TOI

    posted on August 27, 2007
  23. English-Grammar

    # 2 SOUNDS CORRECT TO ME....

    posted on August 27, 2007
  24. S.A.T Math

    OR U CAN DO WAT BRIE SAID I TEND 2 TAKE THE LONG BUT SAFE WAY...LOLSZ...

    posted on August 27, 2007
  25. S.A.T Math

    It is like u are a owner of a store... when tony(x) starts you pay him $12.50 an hour for his first day & a half(36 hours) in every week & after that he gets paid $25.00 per hour... Elanie(y) gets paid $15.00 an hour for the first 40 hours she works for a

    posted on August 27, 2007
  26. Math

    do u mean your adding r + r squared??

    posted on August 27, 2007
  27. ARAISININTHESUN

    no problem......

    posted on August 27, 2007
  28. ARAISININTHESUN

    Yes, the reason agasis(i 4got his name cause i read this book last year) gives Betheatha that nickname Alaiyo, is because it means for one whom bread is not enough.... because in life she wants more than what was offered or regular for african americans in

    posted on August 27, 2007
  29. algebra1

    never mind......

    posted on August 27, 2007