Ley
Newest questions and responses by Ley
Chemistry
1. When adding the sodium borohydride solution to the vanillin solution, why are you told to do so in a dropwise fashion? So you don't accidentally spill any sodium borohydride To prevent formation of unwanted vanillin byproducts to prevent formation of
asked on March 19, 2015 
Chemistry
(For fischer esterification) If you had collected the forerun from your distillation and tested it in the gas chromatograph, what would the most predominant compound be? Isopentyl alcohol Isopentyl acetate Water acetic acid
asked on February 21, 2015 
Algebra 1
What is an equation of a line perpendicular to the line with equation y = 1  3x a.y=3x + 5 b. y=3x + 5 c.y=1/3x + 5 d. y=1/3x + 5 To solve the linear system below, which substitution of unkowns is proper ? x + 4y= 6 5x  3y = 16 a. substitute 4y6
asked on April 22, 2013 
Algebra 1
1.To solve the linear system below, which substitution of unkowns is proper ? A.substitute 5x16 for y in the first eqn B.substitute 5x+16 for y in the first eqn C.substitute 5x+12 for y in the first eqn D.substitute 7y4 for x in the second eqn 2.A line
asked on April 18, 2013 
Algebra 1
1.What is the value of xy if 5x3y=3 and x+3y=9 ? 2.Rewrite 2x^1 /x^2y^1 with positive exponents 3. What is the value of xy if x+5y=26 and x+y=4 ?
asked on April 18, 2013 
math
The odds for being assigned homework are 5.5 to 1. Find this expressed as a probability.
asked on April 20, 2012

Social Studies
YOU GUYS LIED the correct answers are 1: B 2: C 3:B 4:D 5:B
posted on October 1, 2018 
Science(Stuff to do like with magnets!)
lorenze is right got them right 100%
posted on October 1, 2018 
science
18
posted on July 11, 2016 
Computer Programming
We have the same problem. My prof gave me the output program but not the input. :3
posted on October 7, 2015 
Chemistry
Question: When adding sodium borohydride solution to the vanillin solution, why are you told to do so in a dropwise fashion? A. So you don't accidentally spill any sodium borohydride B. To prevent formation of unwanted vanillin byproducts C. To prevent
posted on March 20, 2015 
Algebra 1
To rbowh I do not know how to solve them, that is why I'm asksing for help,
posted on April 23, 2013 
Algebra 1
Thank you Reiny
posted on April 19, 2013 
Algebra 1
Yes,but is that the answer to#2, because the multiple choice answers are:A.2x^3y B.2x^3/y C. 2y/x^3 D.2y/x E.2y/x Which one is it,please help me Reiny.
posted on April 18, 2013