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October 24, 2014

Search: Chemistry (11th grade)

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11th grade
The students of litchfield High school are in grades 9,10,11,12. Of the students , 1/4th are in 9th grade, 1/3rd are in 10th grade, 1/6th is in 11th grade and there are 300 in the 12th grade, how many students are there all together?
November 6, 2009 by stefanie coplin

11th grade
what exactly is chemistry?
September 4, 2008 by orlando

11th grade
how do you solve a dilution problem, this is chemistry
February 19, 2010 by marisa

11th grade chemistry
What is chemical formula of copper(ll) sulfide?
November 11, 2009 by anonymous

11th grade Chemistry
How to draw a Lewis dot structure....
October 27, 2010 by Shay

11th grade Chemistry
How to draw a Lewis dot structure....
October 27, 2010 by Shay

11th grade chemistry
whats the ionic name for strontium iodide
November 20, 2008 by latifa

11th grade chemistry
in 1D there are 4g of Zinc. How many moles of Barium Hydroxide are required?
April 13, 2010 by Amanda

Science
In an ionic compound, what is the net ionic charge? and what compound does an -ide ending generally indicate? what grade ur in 11th COOL!!! LIVE IN NYC??? IM IN 11TH TOO myspace?
January 9, 2007 by Jeff

math
Riding on a school bus are 20 students in 9th grade, 10 in 10th grade, 9 in 11th grade, and 7 in 12th grade. Approximately what percentage of the students on the bus are in 9th grade?
October 6, 2014 by jenna

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January 8, 2010 by peter

11th Grade chemistry
How to get pure gold from impure gold..please specify the chemical equation.. any example is fine,e.g. AuCl3 -> Au
May 13, 2009 by Luke

Grade 11th Chemistry
How many molecules of water and oxygen atoms are present in 0.9g of Water. this numerical is based on Mole Concept. Kindly solve it!!!
June 28, 2010 by Akash

11th grade
3x+6=2x+13
February 3, 2009 by Ashley

11th grade
f(x)=x-1/x-4
February 9, 2009 by german

11th grade
x/12=5/3
February 13, 2009 by maria

11th grade
xe^(x)-1 =0
April 26, 2009 by Joey

11th grade
x2+y2+2x+4y=-2
March 19, 2010 by brenea

11th grade
if f(x)=-8x + 8 and g(x)= x-9,what is (f,g)(18)?
June 15, 2010 by marucs

11th grade
x+y>1
October 31, 2010 by micaiah

math
a student is selected at is the probability the the randomly selected stundent is neither a 10th grade nor an 11th grade express your answer in fraction in simplest form
August 25, 2011 by a student is selected at is the probability the th

11th grade Algebra2
4x = 2x+30
September 14, 2009 by Icecy

11th grade
how do you do STOICHIOMETRY?
February 8, 2010 by kewan

11th grade
how do you graph y=-2?
February 11, 2010 by keke

11th grade
log5(1+.03%)
March 11, 2010 by Anonymous

11th grade
4root(3X>7)(y>9)(z>3)
April 23, 2010 by Jonathan

11th grade
What percent is 1.25 of 82
September 26, 2010 by Anonymous

11th grade
Solve for x:9x^2-49=0
November 16, 2010 by Sam

11th grade
20xsquared+40 x+15=0
December 13, 2010 by bob

11th grade math
-2x+7+9x-4
May 24, 2012 by sky'toria

11th grade physics
bob where r u !!!
October 5, 2008 by JESSICA!!!!!!!!!!!!!!!!!

11th grade
Mapp vs. Ohio?
October 21, 2008 by Brielle

11th grade
a+b+c=5 then find the value of a,b,c
November 23, 2008 by saad

11th grade
factor the expression 2x^2+x-15
December 28, 2008 by kiearra

11th grade
tan^2x=tanx+2
February 11, 2009 by Anonymous

11th grade
what is Ralational schemas
July 9, 2009 by susy

11th grade
5y=2x+3 can you put it in AX+By=C form
October 20, 2009 by Missahel

11th grade
what is the derivative of log e?
January 19, 2010 by Anonymous

11th grade
how can I delete my question?
February 27, 2010 by ron

7th grade
what is 1.4 to the 11th power
May 20, 2010 by Emma

11th grade math
y=4x^2-16x+12
September 14, 2010 by Deanna

11th grade
need help with these problems can anyone help me- 2x-1=y 2x=y-6 3y=-6x x+4y=12 Thank you
September 16, 2010 by Felicia

11th grade
I need help with substitution math.
November 3, 2008 by Gaby

11th grade
what is the 10 and 5 \12 as equilvalent improper fraction
October 10, 2009 by bre

Chemistry (11th grade)
we have the following equation- 2HCl+CuSO4 yields H2SO4+CuCl2. the question is if 7 moles of HCl react, how many moles of H2SO4 will be produced?
June 3, 2012 by scott swing

Chemistry 11th Grade
Nitrogen forms five compounds with oxygen in which 1.0 g of nitrogen combines with 0.572,1.14,1.73,2.28 and 2.85 g of oxygen respectively. Show that these figures agree with law of multiple proportion.
May 3, 2010 by Akashdeep

11th grade
Eplain about "The federlist paper"
September 10, 2008 by Tae

11th grade
help with the story bernice bobs her hair
October 10, 2008 by wanda

11th grade
i need a written example of an article.
November 2, 2008 by Neha

11th grade
solve the equation c^2+6c=55 Do you do it the same way
December 28, 2008 by kiearra

11th grade
The equation of a circle with center (0, 3) and radius 3 is
June 24, 2009 by ra

11th grade
how to check specific heat of a substance?
July 7, 2009 by rajul patel

literature - 11th grade
define "period structure
August 10, 2009 by josh

11th grade
can you please evaluate these expressions if x=5 y=3.5 and w= -3 1.|2x-15| 2.|-2y=8|-9 3.|w-x|-|10y-w|
September 24, 2009 by brooke

11th grade
What is the balanced chemical equation for P+H2>PH3?
December 3, 2009 by Butt

11th grade
I need help on how to factor a polynomial by grouping
January 18, 2010 by Jenny

11th grade
What value of k will make 3x^2+kx)-4 an even function
March 3, 2010 by Kayla

math 11th grade
evaluate each function. g(x)=|x-2|+3;find g(0)
September 13, 2010 by jessie

11th grade
what effect id geography have on the colonies
September 20, 2010 by Anonymous

11th grade
How do you solve for x^2 + square root of 6 times x -3 is > or = to 0?
October 2, 2010 by Mike

Math 11th grade
How to solve system of equations 5a=5 6b-3c=15 2a+7c=-5
October 11, 2010 by Shana

11th grade physics
calculating the total distance ???
October 22, 2010 by Anonymous

11th grade
what is the velocity of a boat traveling 60 km in 2 hours?
December 4, 2010 by Taylor

11th grade
how can i write a acrostic poem on beowulf?
December 8, 2010 by Anonymous

11th grade
how far will 350 j raise a 7 kg mass
December 13, 2010 by taylor

history 11th grade
Amazon rain forest
May 11, 2014 by anonymous

11th grade algebra
Determine the nature of the roots of this question (1/4)x^2+x+1=0
September 27, 2007 by Lauren

11th Grade A&P
What is GERD? Is it the same as acid reflux disease?
March 24, 2008 by Britney

11th grade
How did Gandhi demonstrate an appreciation for other faiths?
November 11, 2008 by Kai

11th grade
What is meant by the quote "Hunger is the best pickle"
November 13, 2008 by Michael

11th grade
What are the formal and functional regions of seattle washington???
March 16, 2009 by Matt

11th grade
how man built space station in universe
June 19, 2009 by mayank chaudhary

11th grade
solve a perfect square trinomial equation. (4x+1)(x+4)=49
November 8, 2009 by emms

11th grade
explain potential for growth internally and externally
February 4, 2010 by shavi

11th grade
How many moles of nitrogen do you need to make 78 g of ammonia?
February 12, 2010 by Sheena

11th grade
Factor f(x) = x^4 + x^3 8x^2 + 6x + 36 completely. Show all steps.
February 24, 2010 by david

11th grade
verify the identity sin(4u)=2sin(2u)cos(2u)
March 25, 2010 by stacey graham

11th grade
whats the formular to find molarity and how do you do conversions? :)
May 27, 2010 by Irena

11th grade
If m<A = 45, AB = 10, and BC = 8, the greatest number of distinct triangles that can be constructed is: 1) 1 2) 2 3) 3 4) 0
June 3, 2010 by Jasmin

11th grade
summary of discovering tut the saga continues
July 14, 2010 by priya

11th grade
how much space does 150 g of mercury occupy
August 23, 2010 by barbie

11th grade
4 x^3 - 4x^2 - 11x + 6 = 0 Need to solve the equation algebraically
September 13, 2010 by sarabeth

11th grade
how do you determine what atom gained or lost electrons
October 5, 2010 by Anonymous

11th grade
what are some greatest weeknesses of caesar rodney?
October 10, 2010 by Anonymous

11th grade
What is the acceleration on planet X, if a 1.5 kg object weighs 3.45 N on plantet X?
November 8, 2010 by Anonymous

11th grade
is Br2(L)+Cl2(g)--->BrCl(g) a balanced equation?
December 3, 2010 by youu

11th grade math
How do you do Absolute Value Functions with graphs?
January 13, 2011 by Elizabeth

11th grade-math
help me Use the Quadratic Formula to solve N2=6n
May 24, 2011 by kayla

Algebra 2 9th/11th grade math
Expand each binomial. (L-2t)^2
December 19, 2013 by Lyss

history 11th grade
What are the perils of the amazon rain forest?
May 6, 2014 by Anonymous

history 11th grade
perils of the amazon rain forest
May 11, 2014 by anonymous

11th grade
true or false. if three points are coplanar, they are collinear
September 11, 2008 by candace

11th grade
Why do we need to polish magnesium before using it in an experiment?
October 18, 2008 by Kace

11th grade
native americans indians during the indian war
July 29, 2009 by Anonymous

11th Grade math
Find a degree polynomial that has zeros -3,4 and 5 and in which the coefficient of x^2 is 12.
January 21, 2010 by Channing

11th grade
what is the systematic widespread effort to manipulate people`s ideas
March 20, 2010 by hassan

11th grade
bar graph of automobile sales throughout the 1950's.
March 25, 2010 by chad

11th grade Physics
How many current paths are there in a series circuit connection?
March 31, 2010 by Javier

11th grade Physics
How many current paths are there in a parallel circuit connection?
March 31, 2010 by Javier

11th grade science
How would you balance Na2O plus HOH
May 10, 2010 by jku

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