Friday
October 31, 2014

Posts by Louise


Total # Posts: 95

Chemistry
My prelab is telling me to find the initial concentrations of I(^-) and S208(^2-) given the following reaction: 25 mL of 0.2 M KI + 48.00 mL 0.2 M KNO3 + 1 mL 0.4 M Na2S2O3 + 1 mL starch + 25 mL 0.2 M (NH4)2S2O8 + 1 drop EDTA How do I calculate the concentration of I^-1 when I...
October 4, 2014

Chemistry
My prelab is telling me to find the initial concentrations of I(^-) and S208(^2-) given the following reaction: 25 mL of 0.2 M KI + 48.00 mL 0.2 M KNO3 + 1 mL 0.4 M Na2S2O3 + 1 mL starch + 25 mL 0.2 M (NH4)2S2O8 + 1 drop EDTA How do I calculate the concentration of I^-1 when I...
October 4, 2014

Chemistry
My prelab is telling me to find the initial concentrations of I(^-) and S208(^2-) given the following reaction: 25 mL of 0.2 M KI + 48.00 mL 0.2 M KNO3 + 1 mL 0.4 M Na2S2O3 + 1 mL starch + 25 mL 0.2 M (NH4)2S2O8 + 1 drop EDTA How do I calculate the concentration of I^-1 when I...
October 4, 2014

Trigonometry
find the perimeter of an isosceles triangle whose base is 20cm and the vertex angle is 120 degrees.
August 9, 2014

MATH
thanks
April 1, 2014

MATH
what is a 3 sided polygon with 1 right angle?
April 1, 2014

Math
I am a multiple of 10. My factors include an even # & an odd #. I am greater than 3 x 5 and less than 4 x 7. What number and I?
December 18, 2013

math 115
Let x be a continuous random variable that follows a normal distribution with a mean of 200 and a standard deviation 25. Find the value of x so that the area under the normal curve between ì and x is approximately 0.4798 and the value of x is greater than ì.
November 19, 2013

math
thanks!
September 29, 2013

math
cellular phone companies. 1. with this plan each person is charged $19.95 per month and $0.31 per minute 2. with this plan each person is charged $40.95 per month and $0.16 per min 3. with this plan each person is charged $80.95 per month with unlimited minutes....define the ...
September 29, 2013

chemistry 101
I have a question that I am not sure how to even start. A 15.0 g sample of a liquied has a density of 0.875 g/ml a what is the voulme in milliters of the liquid? use conversion factors to calculate answer b. What mass, in grams of the liquid is in 34.6ml of the liquid? I am ...
September 5, 2013

Finance
a firm wants to create a weighted average cost of capital (WACC) of 10.4 percent. The firm's cost of equity is 14.5 percent and its pre-tax cost of debt is 8.5 percent. The tax rate is 34 percent. What does the debt weight need to be for the firm to achieve its target WACC?
June 14, 2013

Legal aspect of business
ABC is a multinational enterprise (MNE) incorporated in State X. ABC entered into a joint venture agreement with XYZ, an MNE incorporated in State Y, to jointly produce a new line of hydraulic equipment in ABC's new factory in State Z, a developing nation. ABC & XYZ have ...
May 23, 2013

Math
How high is a pole if it casts a shadow 6 meters long when the sun is 30 degrees above the horizon?
May 7, 2013

Math
Solve for y (3/4)(8x+4x)+5y+4=(2/3)(12X+9)
April 7, 2013

algebra
creat a graph for the function that models the percentage of adulat height attained by a boy who is years old. then creat a graph for the function that models the percentage of adulat height attained by a girl who is years old.
March 10, 2013

Science
How can I compare the terms rotation and revolution by creating a Venn diagram? How does the diagram look like?
December 4, 2012

managerial economics
Total cost function of a firm is TC= 200+4Q+2Q squared If the firm is perfectly competitive and the price of its product is $24, what is its optimal output rate?
November 13, 2012

geometry
What is a transformation that creates a mirror image?
November 6, 2012

geometry
Need help on perpendicular bisectors!:(
November 6, 2012

geometry
Each side of a equilateral triangle measures 12 cm. Find the height, h of the triangle.
October 15, 2012

geometry
Yuki just bought a big screen TV set. The screen has a diagonal measure of 40 in. If the screen is 32 in. wide, how high is it?
October 15, 2012

Physics
A 0.5kg ball is thrown over a net and gains 36J of energy. What is the velocity of the ball as it passes over the net?
September 9, 2012

algebra
$5650 is compound semiannually at a rate of 16% for 14 years how much is the total amount in the compound interest account?
July 24, 2012

chemistry
What quantity of heat would be evolved if 1.00g of sodium vapor condensed at its normal boiling point?
April 15, 2012

chemistry
What is the molarity of 100 ml of ethanol dissolved in 1.5 liters of water? Ethanol has a specific gravity of 0.789, and its molecular weight is 46 g/mol.
March 16, 2012

english
can anyone please let me know my grammatical mistakes in this paragraph:- Presently, I am pursuing diploma in medical administrative assistant from Penn Foster. Since last month I have been looking for job in administration department in a hospital, so I applied for medical ...
November 9, 2011

writing sentences and paragraph
thank you so much, i have prepared other paragraph please let me know my mistakes and also i want to know does my idea match the requirement of assignment or no? thanks again for your prompt replies. This is what i have prepared:- Presently, I am pursuing diploma in medical ...
November 8, 2011

writing sentences and paragraph
Presently, I am pursuing diploma in medical administrative assistant from Penn Foster. Since last month I have been looking for job in administration department in a hospital, so I applied for medical administrative assistant position available at your Kaiser location in Tracy...
November 8, 2011

writing sentences and paragraph
thank you so much, i have prepared other paragraph please let me know my mistakes and also i want to know does my idea match the requirement of assignment or no? thanks again for your prompt replies. This is what i have prepared:- Presently, I am pursuing diploma in medical ...
November 8, 2011

writing sentences and paragraph
revised paragraph:- I am applying for the Medical Assistant position now available in your Ten Broeck Hospital at Newark, CA. I have 2 years of experience working as a medical assistant volunteer, where, I enjoyed the versatility of medical assisting. I like working directly ...
November 8, 2011

writing sentences and paragraph
ok thanks again i will do that
November 8, 2011

writing sentences and paragraph
thnaks for the reply can you please help me to write a correct paragraph
November 8, 2011

writing sentences and paragraph
i need help on my assignment , please correct where i am wrong . Assignment You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your...
November 8, 2011

math
what are triangular number's
November 2, 2011

math's
how do you add together all the number's up to 100, Quickly though.
November 1, 2011

math
First of all you work out the sum's in the brackets, then you do the question normaly.
November 1, 2011

math's
how do you check a Pascal's triangle with a calculator.
November 1, 2011

world geography
Can you give me a link with an excellent map to find the answer to these questions? What oceans border Australia? And What continent is south of the four major oceans of the world? Thank You!!
October 3, 2011

algebra II
find the 7th term of (x^3/2 y+b^2)^14
July 31, 2011

algebra II
expand (2-i)^12
July 31, 2011

math
expand (1/a+√a)^5
July 31, 2011

Math
In how many different ways can you arrange three 4 X 8 tiles to form a rectangle?
May 27, 2011

Maths
Are zeros which are after the decimal point significant?
April 19, 2011

english
By language I mean, if he uses similies and how descriptive it is, stuff like that.
March 31, 2011

math helper plese
I still dont' get how it the base is half the size?
January 17, 2011

GCSE history -history teacher if poss
please could someone help me answer this question:- explain why relations between the usa and the Soviet Union grew worse in the years 1943-1956 was it because of what happened at the Yalta and Potsdam conference and the berlin blockade.?
October 28, 2010

math
hi i need to solve this question but i don't know how to do it when there is dividing included x(x-8):5=92 i did this much and then i found out that what i was doing was wrong x(x-8):5*5=92*5 2x-8=460 2x=468 x=234 but it seems wrong
October 27, 2010

Math PIZZAZZ
But.. but this doesn't make sense!!
October 25, 2010

math
how do you write an equation of the line containing point (4,-3) and perpendicular to the line y=3x-5? show steps please
October 21, 2010

conputer literacy
How is searching in a specific database, such as Ashford’s library, different than searching in
October 8, 2010

stats
IHI insurance is interested in determining whether younger drivers (below the age of 25) are more prone to motor accidents than older drivers (25 or older). A random sample of 68 IHI policyholders below the age of 25 were selected and whether they had been in less than 2 (or 2...
October 7, 2010

Math
The weights of individual nails produced by the 'Hammer 'n Nail' hardware company follow a normal distribution with the average nail weight being 5.1 grams and the standard deviation in nail weight being 1.6 grams. When a nail is produced it is discarded if it ...
September 28, 2010

conpute
which of kurzweil predictions do you agree with
September 22, 2010

chemistry
WHAT TYPE OF CHEMICAL REACTION IS FORMED FROM Mg + O2----MgO
September 14, 2010

psy
Based on the information covered in chapter 5, contrast two theories or perspectives from late stage adult development,
September 10, 2010

british literature
i'm take british lit in the american academy too... this is what i think the answers are 1 simile (use of the word as/like) 2 repetition(repeats the word I) 3 also a simile (compares Gwedolyn to a trivet and use of the word "as") hope this helps, good luck
September 9, 2010

Math
The next number in the series 3, 4, 6, 7, 9, 10 is
June 26, 2010

Math
A farmer is planting a straight row of crops with 3 feet between each plant. If 23 are planted, what is the distance between the first and last plant?
June 26, 2010

Math
Mary buys 8 widgets for $40.00. She adds $1.00 in enhancements to each widget and sells them for $9.00 each. What is Mary's estimated gross profit margin?
June 26, 2010

math 11th grade
If a man runs for an hour and a half at 8 miles an hour due south; and then he continues south on a bus traveling at 55 miles an hour, for 24 minutes. How far did he travel?
June 26, 2010

Math
I have been working all day to figure the problem out I just don't know any advice?
June 26, 2010

Math
George saves 18% of his total gross weekly earnings from his 2 part-time jobs. He earns $6.25 per hour from one part-time job and $7.50 per hour from the other part-time job. George works a total of 40 hours between the two jobs each week. What additional information is needed...
June 26, 2010

calculus
Solve the equation (the square root of x+2)+ (the square root of x-2)=(the square root of 4x-2)
May 14, 2010

Biostatistics
Age(10-14)(15-19)(20-29)(30-39) (40-44) Mid 12.5 17.5 25 35 42.5 P(X=x) .003 .100 .500 .300 .097 If we select a birth at random, what is the probability the mother is 19 years or younger?
March 28, 2010

Math- CAN SOMEONE PLEASE CHECK MY WORK?
You are correct. The answer is -6. 7(28-6y)+5y=-26 196-42y+5y=-26 37y=-222 37y/37=-222/37 y=-6
March 28, 2010

how children learn
Which of the following techniques will help to meet the student’s need for autonomy? A. Give them clear directions B. Show them a model of exactly what they’re to do. C. Give them choices. D. Give them deadlines
March 22, 2010

grade 6
is 0.273 bigger than 0.41 ?
January 19, 2010

Critical Thinking
What causes a plant to wither in conditions when additional heat, light and a fan is introduced in the environment?
November 28, 2009

Critical Thinking
What is a stomata do to prevent water loss?
November 28, 2009

re-Ms Sue ICT
Ms Sue you are a star thankyou!
November 23, 2009

RE
can science prove God exists? thanks
November 23, 2009

early years
I need help with answering questions in unit 206 please
June 14, 2009

Critical Thinking
What kind of statement is"The ventilation fans will be taken care of in a more timely manner because we know that women love to clean".
May 24, 2009

Algebra
I understand how you solve 8+3^x=10, but I don't understand what becomes of the +8. Thanks for your help
January 12, 2009

Algebra
I need help with the following problems: ~23. 3^(x-6)=81 How do you solve this? I'm not sure what becomes of the -6. ~24. 11-6^x=3
January 12, 2009

History
Did Mayans sacrifice by using fire? Thanks for your help!!
January 7, 2009

food
this is going to sound a bit silly but are vine tomatoes italian i thought that they are am i right? im cooking at school nad need to bring in only italian ingrdients . thankyou!
November 11, 2008

dt -food
sorry to be a pain and ask again but i need to name a greece bread. thanks!
September 30, 2008

dt -
dt means design technology. im doing food technology
September 30, 2008

dt -
it is for dt food .sorry i should have put it was food technology
September 30, 2008

dt
5 types of pathogenic bacteria. thanks!
September 30, 2008

ICT
flowchart .i need help with my ict homework i need to explain what the symbols are and give a reason on how to use them. one is a rectangle shape, one is a rectangle with rounded ends and one is a diamond. thanks for help
April 30, 2008

Physics
I know C is 4059 nm
April 23, 2008

Science
How Does Heat Energy Travel?
October 16, 2007

Chemistry
What gas is produced by the reaction of magnesium and HCl as evidenced by the "poof" test? acids react with active metals to yield hydrogen gas and a salt.
May 16, 2007

Business Management
I have just came across the words product-led and market-led and have no idea what they mean, could someone please give me a detailed explanation thanks Thank you for using the Jiskha Homework Help Forum. Look at "market-led" as "what the customer wants." ...
May 13, 2007

Thermodynamics
In exercising, a weight lifter loses 0.100 kg of water through evaporation, the heat required to evaporate the water coming from the weight lifter's body. The work done in lifting weights is 1.30 x 10^5 J. (a) Assuming that the latent heat of vaporization of perspiration ...
April 16, 2007

music
what is a pentotinc piece of music in china or japan? Please check your spelling of the term pentotinc.... then repost. We have not been able to find any information on that term as it is spelled. She's talking about pentatonic music. It's made up of do, re, mi, sol, ...
March 26, 2007

english
please send me some example about that essay, "Away to decrease your chance of becoming a victime of random violence" There are no "examples" of essays here. You must write your own; then post it and someone here will be able to give you feedback. Here are ...
November 30, 2006

english
I woul like to review my essay please? Post it. Can you please help me write that essay" A way to decrease your chance of becoming a victim of random ciolence". Hmmm. You have an assignment to write an essay, a teacher offers to review your essay, and you respond ...
November 30, 2006

English
Where can I go to check about my essay when your are finished? I have not seen any essay from you for help with proofreading. If you post the entire essay in a message, someone will respond directly to that message. =) I need your help to write that essay,"A way to ...
November 30, 2006

English
May I see my essay now?
November 29, 2006

English
Can anybody help me to write an essay about"A way to decrease chance of becoming a victim of random violence". Don't walk in parking garages alone late at night. carry around pepper spray. easy as that. Martial arts can be very helpfull in some situations First, ...
November 29, 2006

Geography
Hey ya'll need a bit of help with a report i have to do on an environmental issue. Basically I need to choose an issue to research which has a two sided argument (something on bird flu or world debt, power stations etc) Really stuck, appreciate any suggestions that I could...
August 13, 2006

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