Sunday

May 29, 2016
Number of results: 141,191

** MAth Im stuck on question can anyone help me ?**

Im stuck on this question can anyone help me ? I thought it was b but thats wrong Which situation can be modeled by tossing a coin 3 times A)choosing which one of sixteen teams will win a tournament? B)picking one of six math teacher, C)decide which English teacher of eight ...
*March 27, 2011 by Mikah*

**math - ans.check**

Given function G(x)=-7/8(45-x), find x to nearest tenth, when G(x)=15 ____________________________________ I'm stuck on this question,i tries on my own but i couldn't get it right, plz help! 15=-7/8(45-x) -8/7(15)=45-x (-17.1428..)=45-x -> stuck at this step. Thank You!
*February 17, 2015 by troy*

**Integral calculus**

Hello, this is the last question from my homework that I get stuck at: ∫ (5^3/x - (x^8 + 9)^1/3 ) / 3x^2 will u, for sub. be = x^8 + 9? Then du is = 8x^7 dx x^7 dx = 1/8 du from there I'm stuck. Thank you
*April 19, 2012 by Tommy*

**Chemistry**

Please help me with this chemistry question? I am working on a lab report and I am stuck on this question: Use the concept of stoichiometry to explain why balanaced equations are necessary when performing calculations in chemistry. Propose a situation where precise amounts of ...
*September 8, 2009 by Jessie*

**Math (Trig Question)**

OK, I've been stuck on this question for like.. an hour. Prove how cos 2x = 1. Thanks for the help! Nvm... lol I got it. There was a typo. Sorry!
*April 22, 2007 by Jordan*

**Help! stuck on this math question**

3n/(n^2 -7n + 10) - 2n/(n^2-8n+15)
*March 14, 2013 by Mikayla*

**Quantum Physics**

Has anyone done Block 7-8 for TMA 6 for s103 - discovering Science, as i am struggling big time, any help would be much appreciated yes i am like you really phased by this how much of the tma have you managed to do Me, too what r u stuck on? I have been doing really well but ...
*February 27, 2007 by Adam*

**Math**

I'm doing homework and stuck on this question: What percent of 3 1/3 is 3?
*May 20, 2010 by Leah*

**Math- Algebra 1 **

Im doing extra credit since my math test didn't go so well but im stuck on a question (Wish i had my math book). Please help. Q: 3.8y - 4.7 + 3.8y + 17.5
*November 23, 2010 by Shilo*

**math**

Solve by substitution.. y=4x-7 and 2x-3y=6 This is the only question i am stuck on, please help..
*September 19, 2015 by tina *

**Math PLZ HELP**

solve for y x=(3-4y)^2 I've been stuck on this stupid question anyone? ._.
*May 20, 2016 by Anonymous*

**math**

How to solve first question using a t table please help answer question really stuck on wok new answers 19 or170 can you tell me which is right showing work please thank you whole lot - jessica ledesma
*June 18, 2014 by Jessica *

**math**

Given the proportion 3x+2y/7=2x+3y/8, determine the value of xy^2-x^2y/x^3+y^3 This is what I got so far... 3x+2y/7=2x+3y/8=k 3x+2y=7k 2x+3y=8k And that's where I'm stuck at solving this math question.
*March 18, 2015 by Ivia*

**math**

i need help im stuck on this question please help me heres the input 25 and the output is 15
*January 8, 2013 by ami*

**grade 10 math**

im stuck in this question,i tried everything but i failed... can u please help me. find two numbers whose sum is 32 and whose product is a maximum. please help me!!! No one has answered this question yet.
*November 24, 2009 by Sameul*

**Math check 3**

f(x) = 1/(x+7)+15/(x-8). Find all a for which f(a)=f(a+15). I understand this so far f(a)=f(a+15) 1/(7+a) + 15/(a-8) = 1/(a+22) + 15/(a+7) I have multiplied the LCD of (a-8)(a+7)(a+22)by both sides with no luck. This is a multiple choice question a.) -161/8 b.) 120/7 c.) 161/7...
*October 12, 2008 by Shawn*

**9th grade**

Celia bought 12 apples, ate two of them, and sold the rest at 20 cents more per apple than she paid. Her total profit was $1.00. How much did she sell for each apple? I need help with this question. I know that this is a bought and sold question. I know that she bought 12 ...
*September 27, 2010 by Kendrick*

**math**

Stuck here Question wants the correct number of significant figures. tan^-1 (9/7)=?
*January 23, 2011 by jim*

**Math**

Please what are the steps to solving this problem? I am stuck. question= 12 1/2% x (1/2)/(3/4) 12(1/2)% = 12.5 (1/2) x (4/3) 4/6 = 2/3 I dont know what to do next.
*March 9, 2016 by John*

**geometry**

I was assiged a 44 question assigment and I really need some help.I'm stuck on this question: "Find the coordinates of S for RS if Q is the midpoint and R is an endpoint. Q(-6,-5),R(-4,4)
*August 28, 2012 by Rick*

**advanced functions**

I need help figuring this question out please :) log2=log(x+5)-1 I have been studying for my test and this is a question i got stuck on.
*May 25, 2011 by oranges*

**Technology**

A watchmaker would work with _____ measurements. a. standard b. precision c. indirect d. Swiss I'm a little confused on this question. I dont think it's A or D. I'm stuck between B and C, but I think it's C-indirect. Is there any tutor that is good in technology? Please help ...
*December 21, 2009 by y912f*

**6th Grade Math**

My Question: When Im doing multiplication, do i check it by using 2? For example: 84 times 37 = 3,078 How do i check my answer using estimation? - Answer: Im sorry, but i really need help on this question, I'm kinda stuck
*September 15, 2015 by Patricia*

**physics**

Im doing physics 20 in correspondance this summer, and Im stuck on a question about Refraction... and Snell's law. The question is... A ray of light is incident upon a 60-60-60 degree prism, n=1.5. Then it shows a diagram , and it asks to find the angle of reflection.. and ...
*July 30, 2009 by Sam*

**Chemistry **

Sorry to post again but I'm really stuck on this one! I'm doing some post lab questions and I'm stuck on one. In lab we performed Tollens test, Fehlings test, and Jones Oxidation to differentiate our unknown between an aldehyde or a ketone. The question I'm stuck on is " older...
*July 16, 2013 by hayley*

**Biology 9th grade**

I am stuck on a question on The Integumentary System, the question is Water molecules in the blood pass through the walls of the (blank) into the sweat glands. I am not sure, can someone help me, thanks.
*April 28, 2016 by Sofia*

**Math**

wuts the simple form the expression 8x-2+5-5x-2+3? i hav been stuck on this question 4 a very long time and need some help
*September 17, 2009 by Aaron*

**math **

Multiply fractions and whole numbers 3. Math class starts at 9:50 A.M. and ends at 10:45 A.M. How long is the class??? Please help me on this question I'm stuck on homework!
*March 28, 2016 by maraya*

**Physics**

I really don't get why I am getting this question wrong? Please can you explain to me how to do this question step by step so that I can understand it please? :( i have been stuck on this question for quite a while now. Determine the stopping distances for an automobile with ...
*October 11, 2013 by Sarah*

**Physics**

I really don't get why I am getting this question wrong? Please can you explain to me how to do this question step by step so that I can understand it please? :( i have been stuck on this question for quite a while now. Determine the stopping distances for an automobile with ...
*October 11, 2013 by Sarah*

**Physics**

I really don't get why I am getting this question wrong? Please can you explain to me how to do this question step by step so that I can understand it please? :( i have been stuck on this question for quite a while now. Determine the stopping distances for an automobile with ...
*October 11, 2013 by Sarah*

**Physics**

I really don't get why I am getting this question wrong? Please can you explain to me how to do this question step by step so that I can understand it please? :( i have been stuck on this question for quite a while now. Determine the stopping distances for an automobile with ...
*October 11, 2013 by Sarah*

**U.S.History**

i'm stuck on this essay question.. Discuss how both the North and South defended their position on the question of secession by tracing the history of their argument?
*January 31, 2009 by y912f*

**Math**

Show that the inverse function of y=x^2-2x+5, x≥1 is f^-1(x)=1+√x-4 Help me please i've been stuck on this question for a few hours and i've lost hope. argh.
*September 6, 2012 by Cathy J*

**Grade 12 Physics**

CAN SOMEONE PLEASE HELP ME WITH MY QUESTION I AM REALLY STUCK!!!!! SOMEONE ANYONE!! I need some help, my brain hurts already just over analyzing this question! [_] [_]Thanks! [_]
*September 12, 2007 by Haley*

**Unit of Inquiry**

I am a 5th grade student and my group has to research this question. I have to turn it in tomorrow and was given the assignment today. I am stuck can you please help? Thanks The question is: Why do people make things that ruin the environment?
*February 23, 2009 by Ezra*

**programming ( qbasic)**

I am stuck in this question. I dont know how to proceed The question ? If A=1 , B=2 ,C=3 , D=4, E=5 ........................................... then print the sum of the user entered word .. ( if the user enters ABC, then the output must come :" 6 " .. (because 1 + 2 + 3 = 6)
*June 22, 2015 by Clive*

**Math**

I am stuck on a problem that has to do with the double angle formulas. I have to solve this: 4sinxcosx = 1. I tried using the formula 2sinu = 2sinucosu by substituting it in like this: 2(2sinxcosx)= 1 but then I am stuck
*December 6, 2010 by kathleen*

**math**

i am having a minor difficulty i've been stuck for over an hour and don't know what to do i dont know is this right ? = "+" or "-" # = number y=3 (x-3)^2 + (y-4)^2 = 9 i substitute y (x-3)^2 + (3-4)^2 = 9 (x-3)^2 + 1 = 9 x^2 - 6x + 9 + 1 = 9 x^2 - 6x + 10 = 9 x^2 - 6x + 1 = 0...
*February 24, 2010 by larry*

**re:math**

i am having a minor difficulty i've been stuck for over an hour and don't know what to do i dont know is this right ? = "+" or "-" # = number y=3 (x-3)^2 + (y-4)^2 = 9 i substitute y (x-3)^2 + (3-4)^2 = 9 (x-3)^2 + 1 = 9 x^2 - 6x + 9 + 1 = 9 x^2 - 6x + 10 = 9 x^2 - 6x + 1 = 0...
*February 24, 2010 by larry*

**question+ stuck**

how is the graph of f(x)= x^2-4x be used to obatin the graph of y=g(x)? I am stuck and unsure how to get out of this one so can you please help? thanks! You must define g(x). Is g(x) the inverse function of f(x)? well the function f(x)= x^2-4x has two zeros x= o and x-4 Yes. ...
*September 7, 2006 by bob*

**s103**

hello to all any one else stuck on question 5 of tma 6? We can't help if you don't post the question. hi wheezer - yes think they've sent out the tma in a foreign languauge, or am I just dumb? yes i agree lol
*March 7, 2007 by wheezer*

**Math**

I am stuck on this question. Could someone work it out. Id appreciate it. Find the amount of A in an account after t years given the following conditions. dA/dt = 0.04A A(0) = 7000 A(t) =
*April 25, 2011 by JL*

**Math**

A die is rolled 260 times. Predict how many times it will show a 3 or a 5. I've been stuck on this question for so long!
*October 7, 2015 by helpmeee*

**Chemistry**

I have had this question in my homework, and honestly I got stuck in these questions. I managed to convert 5.3g of Na2CO3 into moles, but then I got stuck and do not know what to do next to solve the question. If anyone knows how to work this out, help from anyone is greatly ...
*September 29, 2012 by Matthias*

**geometry**

i need help on a question that involves finding the "value of the variable" ive started the question but im stuck of how to continue .its a right triangle which hypotenus length is cut by a altitude line "w+9" .the lengths cut are 8 and 18 .
*February 11, 2015 by julia*

**psychology**

hi im stuck on a question on my assignment, question , sometimes when going to meet jamie , karen mistakes someone else for him , her motivation and expectations of seeing him effect her perceptions, could you direct me to one study illustrating either of these factors, and ...
*January 18, 2011 by mark*

**very complicated maths**

Hey guys, need some help with a question ive been stuck on for a looooooong time! The question is: Given that (x+4) is a factor of the expression 3x^3+x^2+px+24, find the constant value of p. Hence factorise and solve the equation 3x^3+x^2+px+24=0 Any ideas??????
*November 21, 2012 by Nikki Clark*

**math**

394 cars, 57 trucks, and 23 buses ventured out in the snowstorm. 83 1/3% got stuck in the snow. How many vehicles got stuck?
*May 16, 2010 by Kriztin*

**math**

Could someone answer this question. im stuck on it. Id appreciate it. Use substitution to find the indefinite integral. çp(p+3)^5 dp Use C as the arbitrary constant.
*April 23, 2011 by JL*

**American History**

I really need help please help I'm stuck on this question. Question 25. The 1800s were a period of (Points : 1) 1.nationalism, industrialization, the election of a pioneer for President, and vast influxes in the economy. 2.patronage, immigration and slavery. 3. reform ...
*May 14, 2015 by Isabella Perez*

**prealgebra**

IM stuck on a question. PLease help. A teacher is giving candy to his periods. First period gets 1/3 and 2nd period gets 1/4 and 3rd period gets 1/3 and finally 4th period gets 22 pieces. How many pieces did each period get? Im stuck!!
*August 31, 2011 by randy*

**chemistry abs spectrum and wavelength**

Hello, can someone please help me? I'm stuck on a question: I'm doing an analysis of the absorbance of FeSCN2+ at it's max wavelength (i.e. 450nm where abs=0.154)The species I used to make the solution tested were Fe(NO3)3, HNO3, and KSCN. Now, the question is: Suppose there ...
*March 23, 2011 by mary*

**Math help plz**

How thick is a pile of paper? Find a relationship between the number of folds and the number of layers. Note your observations. Number of folds Number of layers 0 1 1 2 2 4 3 8 4 14 5 23 Plz help im so stuck on this question Are you sure 4 14 and 5 23 are copied right? If so I...
*October 15, 2006 by Jessie*

**geometry **

I have a 50 question assigment that its due tomorrow and I'm stuck on this question. "Write the contrapositive,converse,and inverse of this statement.Determine whether they are true or false.If its false.find a conterexample "Two angles measure 90 are compmentary". Please help
*September 18, 2012 by Elena G.*

**Math 7A**

Use the function rule, y = 2x + 5, to find the values of y when x = 1, 2, 3, and 4. Write the answers as ordered pairs that would be used to graph the function. can someone help me i'm stuck on this question
*January 21, 2013 by katie*

**chemistry abs spectrum and wavelength analysis**

Hello, can someone please help me? I'm stuck on a question: I'm doing an analysis of the absorbance of FeSCN2+ at it's max wavelength (i.e. 450nm where abs=0.154)The species I used to make the solution tested were Fe(NO3)3, HNO3, and KSCN. Now, the question is: Suppose there ...
*March 23, 2011 by mary*

**maths**

Hello I'm stuck on this question here it is x² + 3x - 6.75 = 0 So what does x equal to ?
*January 26, 2011 by Anonymous*

**Stuck on this Algebra 2 question!**

what is the solution of the system of equations? 2x+2y+3z=-6 3x+5y+4z=3 2x+3y+4z=-10
*January 11, 2014 by Heather*

**MATH**

Adding and Subtracting Rational Expressions there are two problems I get stuck with towards the end. 1) 5n/3 + 4n/3 5n+4n/3 9n/3 now i get stuck, i think that I must factor it more but i am unsure, my teacher said I incorrectly distribute the signs? 2) 7/x-5 - 2+x/x-5 for this...
*March 29, 2007 by Roxxy*

**Math**

How much must you deposit in an account that pays 6% semi-annual interest, compounded annually, to have a balance of $9000 in 15 years? I'm stuck with this question, please explain the steps for the answer.
*September 8, 2012 by Will*

**Algabra 1**

Need help stuck on question. Find the range of f(x)=3g-5 for the domain (-1.5,2,4) A- (-8,10,-1,-1) B- (-9.5,1,7) C- (8,10,1,1) or D- (9.5,-1,-7)
*February 26, 2013 by nick*

**Literature**

i've read the story "Everything Stuck To Him" and in the beggining there is a couple and the girl wants to know about when she was a kid. the boy tells her a whole story about when she was a baby and what went on between her parents. my question says which phrase best ...
*February 5, 2009 by Bella*

**Math**

Is .121221222122221... (the pattern in this number continues forever) a rational number or irrational number? Why? (my research is listed in a previous question post, but I'm stuck!!! Please help!) :-)
*September 8, 2009 by Eleonora*

**Pre-Calc**

Please help stuck on this one question Find (fog)(2) and (f+g)(2) when f(x)= 1/x and g(x)=4x+9
*September 28, 2014 by Anonymous*

**Math - Properties of Logarithm **

Can someone show how to this question. Loga(x+3) + Loga(x-3) = 3 I don't know if I'm typing this correctly the a is the base. So, I'm thinking, Loga((x+3)(x-3)) = 3 (x+3)(x-3) = 3^a x^2 - 9 = 3^a, x^2 = 3^a + 9 x = sqrt(3^a + 9) but now I'm stuck, I don't know how to proceed. ...
*June 9, 2011 by Greg*

**Algebra**

i am stuck on this one math problem. The question is to write a rule for the pattern (it is a section on sequences) The pattern is -5,10,-15,20,-25. What is the rule? A sub n = ?
*May 26, 2010 by Kathleen*

**Math**

I a am kinda stuck. The question is the scale of a map is 1:600000. a)the distance between 2 towns on the map is 8.7cm. What is the actual distance
*October 25, 2013 by 7th grade work*

**MATH STUCK:-(**

I am having some difficulties factoring polynomials and I use only one method to figure the stuff out, which is the guess and check method because it's just mental math work and not that complicating. Here is a question that I know how to do, and below it I will list down the ...
*November 15, 2010 by Anonymous*

**calculus **

I have been asked to solve this two different ways. The first way is to use the chain rule and then simplify (which I have already done properly), and the second way is to simplify and then differentiate (not necessarily with the chain rule). I am stuck on how to simplify this...
*March 5, 2011 by Nicole *

**Chemistry: gas law**

I'm here at a study group with Aaron and while he's stuck on that question, I'm stuck on this one... I think we're gonna take a break but I'd love if someone could help break this down for me. Carbon monoxide, CO, and hydrogen, H , react according to the reaction below. 2 CO(g...
*October 23, 2015 by sydney*

**Math**

Can someone help me with this question as in don't give me the answer but help me how to start it! I've been stuck on this question for the past 20 min trying different ways. Thanks In 2010, only 700 mountain gorillas remained in the world. Of these, about 5/9 of them were ...
*September 22, 2013 by Lilly*

**English**

Need help with topic "Justice" Need 2 question: is what is the moral aspect of Justice? Research plan: Have investigate my question. I am kind stuck on this topic, please help me to write 3 pages. Thanks.
*October 26, 2010 by Kate*

**Chemistry**

I am stuck on this question: what mass of KCl in grams when 2.00 lbs KC10 3 is decomposed?
*July 14, 2012 by kelly*

**english**

what does it mean when the question is asking you ¨what was something that ¨stuck with you¨ during the reading of this article? explain." thanks
*October 9, 2014 by Lola*

**Chemistry **

I'm doing some post lab questions and I'm stuck on one. In lab we performed Tollens test, Fehlings test, and Jones Oxidation to differentiate our unknown between an aldehyde or a ketone. The question I'm stuck on is " older bottles of benzaldehyde are often contaminated with ...
*July 16, 2013 by hayley*

**grade 10 math**

im stuck in this question,i tried everything but i failed... can u please help me. find two numbers whose sum is 32 and whose product is a maximum. please help me!!!
*November 24, 2009 by Sameul*

**communication**

Which of the following is NOT a question you need to answer to choose a persuasive strategy? A What do you want readers to do? B What points will the audience agree with? C How strong a case can you make? D What kind of persuasion does your organization value? I am completely ...
*October 7, 2010 by Daniel*

**French**

I'm stuck on these two questions regarding indirect object pronouns. for the first question would it be.. je s 'achète des gants.(à ta mère et à toi, Célia). For the second question: would it be.. Célia se achète un pantalon. (à moi)
*January 26, 2013 by nemo*

**Algebra**

I am stuck on this question The length of a rectangle is fixed at 26 cm what widths will make the perimeter greater than 82 cm?
*July 9, 2008 by kelli*

**Geometry**

Can some one please help me I'm stuck in this question. Why does a regular pentagon not tessellate the plane?
*August 14, 2009 by Melissa*

**Basic Math**

I'm really stuck in this question can someone please help me out in this one. Two cards are drawn without replacement from an ordinary deck of 52 playing cards. What are the odds against drawing a club and a diamond?
*August 9, 2009 by Maria*

**math (last question #5) @Damon**

5. (2y – 1)(4y – 3) (1 point) –2y + 3 8y^2 – 10y – 3 8y^2 – 10y + 3 8y^2 – 2y + 3 i did the rest (#1 and #3) but im stuck on #5, can u help Damon? thanx
*May 21, 2014 by zumai*

**Geology**

1b - I have to draw a cross section showing the relationship with gabbro cutting across sandstone and schist with schist being the oldest. 1c - I have to write a brief geological history of the region starting with the oldest events. 200 words. Thanks Desmond I'm saving that ...
*April 29, 2007 by Desmond*

**math**

Given the equation - 3x +2y =4. Write another linear equation that will form a linear system with exactly one solution? I usually try to answer b4 i ask question But this time i'm really stuck. plz help ?
*April 15, 2015 by Jay*

**English**

Can someone use the word myriad in a sentence? I know it's kind of a dumb question but I'm really stuck
*May 26, 2008 by Jeff*

**Chemistry**

Hi, i was wondering if anyone could tell me the name for the compound with the chemical formula of Ca(H2ASo4)2 ? im stuck on this question. thanks in advance.
*October 1, 2008 by Mae*

**Stuck in a Question**

Which word is most similiar to admonishing? A. Uncertain B. Rising C. Critical D. Amazing My answer is A or C.
*May 19, 2016 by Language Arts*

**algebra 117b**

I am really stuck if you could me please with this problem y=kxto find yfor x=6 y=-65when x=9 -65=k.9 k=- this is where I get stuck
*July 17, 2012 by BERNIE*

**Algebra**

I am trying to find the equation to m= 8(3,2)This is what I did and then I get stuck, sorry m=8(3,2) y=2(8)(x-3) y=2x-? this is where I get stuck -24 or -5
*September 6, 2010 by Ziggy*

**Math-gr12**

How would I solve this equation for x in the interval 0<x<2pi tan^2x sinx - sinx/3 = 0 Please explain it step by step..ive been stuck on this question for far too long..sigh
*January 11, 2010 by Diana*

**pre cal 11**

i am stuck at a question that is asking for the common difference, first term, and general term for the arithmetic sequence the question is t10=50 and t27=152 i found my d=6 and t1=(-4) so know my equation is: tn=(-4)+(n-1)6 i had asken my teacher to tell me what the general ...
*February 13, 2015 by jessica*

**MATH**

Hi, I really need help with these questions. I did some of them halfway, but then I got stuck. Would you please help me? Thank you so much. Prove the identity.... 1. sec x + tan x(1-sin x/cos x)=1 1/cos x + sin x/cos x(cos^2 x/cos x)=1 1+sin x/cos x(cos^2x/cos x)=1 I got stuck...
*January 2, 2014 by LIZZIE010*

**HRM**

I cannot for the life of me think of any "requirements" to write about in regards to customer service. The full question is....what are the minimum qualifications for a job analysis. I've already got an entire paper devoted to being a job analysis. However, I am stuck on this ...
*July 16, 2009 by Marie*

**Math problem still stuck**

Let f(x) = 1/(x+7)+15/(x-8). Find all a for which f(a)=f(a+15). I understand this so far f(a)=f(a+15) 1/(7+a) + 15/(a-8) = 1/(a+22) + 15/(a+7) I have multiplied the LCD of (a-8)(a+7)(a+22)by both sides with no luck. This is a multiple choice question a.) -161/8 b.) 120/7 c.) ...
*October 12, 2008 by Shawn*

**Biology**

Explain how the alternate arrangement of leaves in Ivy plant increase photosynthesis? Please help me! I am stuck in this question!!!
*March 15, 2009 by jess*

**Algebra**

I am stuck on a question about composition functions. They want you to find f(g(x)) and g(f(x)) using the following numbers: g(x)= 10x f(x)= x (squared)+4
*June 9, 2010 by Kathleen*

**Science**

I have this last question left and I'm stuck!!! Explain how cell organelles are similar to a factory. Must be 1/2 a page.
*August 23, 2012 by Maddie*

**English**

I have a question and would appreciate any input or advice We just finished reading The Catcher in the Rye" and I'm stuck on a question for homework; Holden's anger over Stadlater dationg Jane, who symbolically guards her kings in a game of checkers shows his strong desire to...
*October 29, 2011 by Mattie*

**Chem Help PLEASE!**

Asked earlier but got no reply :/ hopefully I get one now cause I'm really stuck and can't completely my assignment cause of one question.. How many grams of dry NH4Cl need to be added to 1.90 L of a 0.200 M solution of ammonia, NH3, to prepare a buffer solution that has a pH ...
*March 14, 2012 by Taylor *