Sunday

May 1, 2016
Total # Posts: 1,019

**fractions**

i want to email you. please send email so i can send my math problems to you.
*July 19, 2009*

**Algebra**

In an arithmetic series, the terms of the series are equally spread out. For example, in 1 + 5 + 9 + 13 + 17, consecutive terms are 4 apart. If the first term in an arithmetic series is 3,the last term is 136, and the sum is 1,390, what are the first 3 terms?
*July 14, 2009*

**arithmetic**

N = the term number right?
*June 21, 2009*

**arithmetic**

How do you find the sum number of an arithmetic sequence? I forgot and my textbook does not explain it well.
*June 21, 2009*

**Chemistry UGH**

Help please! I can't solve any of these, would someone be as kind as to show me the answers? How many moles of NaHCO3 are in a 125.0 g sample of the compound? 3. How many moles are in 6.73 x 1024 water molecules? 4-5. AgBr, a chemical used in photography can be made with ...
*May 28, 2009*

**Chem**

If the rocket engine contains 1500.0 g of H2O2 and an excess of N2H4, what volume of water vapor will be produced when the rocket fires up to a temperature of 540oC and a pressure of 1.2 atm? I honestly dont GET this thing, ugh =( Please Help!!
*May 28, 2009*

**12th grade**

Penn Foster Examination #93051 Cooking Appliances I've gotten 16 out of 25 completed but I'll just post the whole exam to make sure I have THOSE right. Thanks for your help guys!
*May 23, 2009*

**Calculus**

YA i can't fingure out how to use it either im thinking that it could be the xi = a+x(change of x)
*May 5, 2009*

**math**

I have the number of gun deaths in 2005=36,038 2009=43,146 I think these are too high but I followed the equation to arrive at these numbers. Have I made a mistake? I cannot figure the 9,383 number into a year after 2000.Can anyone help me?
*May 2, 2009*

**math**

The equation y=1777x27,153 can be used to predict the number of gun deaths in the US x years after 2000 that is x=o corresponds with 2000 x=3 corresponds to 2003 etc Predict the number of gun deaths in 2005 and 2009 In what year will the number of gun deaths be 9,383?
*May 2, 2009*

**Math**

I have figured the equation for this word problem Train A is traveling parallel to Train B. Train A is traveling at 100 mph and Train B at 110 mph Train A passes a station at 1:15pm Train B passes the same station at 1:45pm When will Train B catch up with Train A? I have 100*t...
*May 2, 2009*

**Algebra**

Find the Domain of the function g(x)=7/7-4x Please help me understand this better Thanks
*April 30, 2009*

**5th grade**

2/4 and 3/7
*April 7, 2009*

**physic**

A spring has stiffness of 100Nmm, the initial compression of the spring is 15mm, and it is then compressed to 65mm. •1Nmm = 0.001Nm •100Nmm = 100 X 0.001 = 0.1Nm •Comp.1 = 15 mm = 0.015m •Comp.2 = 65 mm = 0.065m a) i-Find potential energy at 15mm. ii- Find ...
*April 2, 2009*

**Chemistry**

A voltaic cell is constructed as follows: Ag(s)|Ag^+,(satd Ag2CrO4)||Ag^+(0.110 M)|Ag(s). What is the value of Ecell? For Ag2CrO4, Ksp=1.1*10^-12.
*March 28, 2009*

**english**

please proof read.
*March 23, 2009*

**english**

Even as mankind evolved from Neanderthals to humans, It has never officially withdrew its inherent selfish predatory trait. Evolution has taught mankind an evil lesson: “Survival of the fittest”. Likewise, in the text George shoots Lennie not only as result of the ...
*March 23, 2009*

**english**

please proof read.
*March 23, 2009*

**english**

Throughout the novel it is evident that Lennie and George share a deep and faithful relation with one another. For example, Although George acts as Lennie’s caretaker, they both have a sense of trust, companionship, togetherness which no other characters seem to have in ...
*March 23, 2009*

**english**

ms sue i just proofread it. I want to make sure it is good before i integrate the secondary sources. do you mind if you proofread a couple of paragraphs. please note i removed the page numbers of the quotes to save space.
*March 23, 2009*

**english**

could anyone proof read my essay? could i send it to someone? If i post it here people might steal it. please i really need someone to proofread it.
*March 23, 2009*

**chemisrty**

a 445 g sample of ice at -58 degrees celcious untill its temperature reaches -29 degrees celcius. find the change in heat content system
*March 22, 2009*

**english**

how can i improve this opening paragraph? can anyone please proof read. "Life, liberty, and the pursuit of happiness” is a quote coined by America's forefathers after the signing of the Declaration of Independence in 1776 which refers to the freedom and ...
*March 21, 2009*

**english**

I need someone to proof read my essay? are there any communities where i can get it proof read?
*March 20, 2009*

**Earth Science**

Coastal areas are usually warmer in winter than areas inland because?
*February 17, 2009*

**6th grade**

where can i get help with the geometric shapes
*February 12, 2009*

**history of the arts**

The Grand Tour was considered a feature of affluent men and women. true or false I am not sure, but reading through the text it says it was the large cultural visit to sites in southern europe. given that i believe it is true!
*February 5, 2009*

**history of the arts**

The Grand Tour was considered a feature of affluent men and women. true or false
*February 5, 2009*

**3rd grade math-help**

Write three ways to find 3x2x4
*January 20, 2009*

**Math (Probability)**

I've worked out the first part of the question, just need help with the second part which is: The spinner has three sections. While no two are the same size, one of the sections is half the size of another. • You are more likely to get 2/3 than one if you sum two ...
*January 9, 2009*

**Math**

My question: A spinner looks like this: A disc divided into sections that might or might not be the same size, with a pointer that when spun will land on some part of the disc at random. The sections might be colours, or, as in these problems, have numbers in them. There are ...
*January 8, 2009*

**biology**

what letter represents the nucleus of a cell?
*January 8, 2009*

**science**

Does anyone know what letter represents the nucleus of a cell?
*January 7, 2009*

**Science**

What letter represents the nucleus of a cell?
*January 7, 2009*

**french**

merci beacoup madame
*December 15, 2008*

**french**

Bonjour madame I am back and i had help from James :D If you don't remember i am using a windows vista pc (this time)I would like to know if the sentences we have created are in proper grammatical order I was born at burnaby general hospital, I weighed 7 pounds. Je suis n&...
*December 15, 2008*

**calculus**

find solution to differential equation given the initial conditions DQ/dt=Q/5 Q= 50 when t= 0 i don't understand this one because of the division sign.
*December 4, 2008*

**Calculus**

thank you!!
*December 4, 2008*

**Calculus**

Find the solution subject to the initial conditions. dP/dt = -2P P(0)=1 dP/-2P = dt then do i take the antiderivative? what would i do next??
*December 4, 2008*

**One more math help!**

Variable = x X*83 1/3% = 13.5 X = 13.5 / .83 1/3% or .83333 X = 16.2
*December 3, 2008*

**algebra**

You would isolate the variable to one side of the inequality. A+7<10 A< 3 Whenever A is less than 3 the inequality is true. If it were -A-8 < 10 -A < 18 At this point you would divide both sides by -1, when dividing by a negative with an inequality the inequality ...
*December 3, 2008*

**Game Theory**

Policy makers in Washington, D.C., face a dilemma. On the one hand they can try to pressure the Iraqi government into trying to disarm the militias. If the effort to disarm the militias succeeds, this might put an end to the sectarian violence and bring some sort of stability ...
*December 3, 2008*

**11th grade**

there is no queshtion here for me to answer
*December 2, 2008*

**Diffraction**

Minimum intensity occurs at an angle θmin given by dsinθmin = λ d is the slit width (0.075m) Stadnik's class?
*December 2, 2008*

**graphing lines in the form**

graph linear eqation 3x-6y-9=0
*December 2, 2008*

**math**

Two-Thirds
*December 1, 2008*

**spelling**

That's a good way to start! Thank you!
*December 1, 2008*

**spelling**

need couple of analogies for the following words: lenght, green,downpour, string,tree, brush. The analogies need to start with one of the following:scr, spr,str,thr.
*December 1, 2008*

**ponctuation, mechanisme, and writing**

My new coworker, a Muslim, is actually quite nice.
*November 27, 2008*

**french**

I use a windows xp PC
*November 26, 2008*

**french**

I'm sorry Madame but the accents look all funny again o.0
*November 26, 2008*

**french**

odd sorry about that I am using a PC
*November 26, 2008*

**french**

PS my friend helped me
*November 26, 2008*

**french**

Bonjour Madame, I am back with more English Hi everyone, How are things back in BC? I am doing great in Quebec I saw the Cirque Du Soleil it was amazing, I was in Montreal on the day of the Cirque Du Soleil the town is quite historic some buildings are quite old but not as old...
*November 26, 2008*

**Science**

I want to research or information about perception of time. For my Science Fair project, I'm starting a timer and then asking people to stop me when they think a minute is done. I want to know some information about this topic, esp. what are the most important things that ...
*November 16, 2008*

**Math**

deez nutz
*November 13, 2008*

**french**

omg thank you so much :D I'm sorry for keeping you awake
*November 13, 2008*

**french**

Thank you Madame I am using a Laptop with Windows xp at the moment maybe that is the reason?
*November 13, 2008*

**french**

Here is my last post for a little bit I have two questions one Mme when ever you reply all the accents on my screen turn weird is there a problem with that? and here are 3 more with english and french Saint-Louis-Du-Ha!-Ha! English If you are going to book an event why not do ...
*November 13, 2008*

**french**

it won't let me post the gnlish for this one French C'est la siÃ¨ge Ã le carnival d'hiver. C'est aussi la seule ville fortifiÃ© au nord du mexique. Dans la ville de QuÃ©bec vous pouvez trouvez beacoup de mus&...
*November 12, 2008*

**french**

English Visit Quebec and see Montreal the biggest city in Quebec. It's the 10th cleanest city in the world. Stay at the sister city of Hiroshima, Japan Montreal. Montreal is the Headquarters of Just for laughs. Discover how montreal is actually an island. French Visiter au...
*November 12, 2008*

**french**

Hi I'm back and this time for the same reason as to get my french proofread and to know if I am actually doing this right. I will post the english part here is the first one English Come see the winter festival carnaval if you get the chance. Meet bonhomme at the ice ...
*November 12, 2008*

**french**

thanks and sorry for not saying things in english :( this is my first time using it i'll make sure to type what i'm trying to say in english next time
*November 11, 2008*

**french**

Can someone proofread this please? I'm terrible at proofreading french -_- Pretty much it's like this i need to get 5 interesting places or facts and write 5 sentences about them. Right now i only have 2 sentences and will post more later so here it is Visiter au Qu&...
*November 11, 2008*

**science**

no its not d or c either
*November 8, 2008*

**College Algebra**

Solve the equation by expressing each side as a power of the same base and then equating exponents. 3 (6-3x) = 1/27 {9} {1/9} {-3} {3}
*November 5, 2008*

**6th grade- Language**

Help writting a book report or a book that is not easy to comprehend
*October 23, 2008*

**CHEMISTRY**

CALCULATE THE MASS OF 8.37X10TO THE 25 MOLECULES OF DINITROGEN TETRAHYDRIDE
*September 28, 2008*

**CHEMISTRY**

CALCULATE THE FORMULA UNITS IN 285G OF IRON (111)PHOSPHATE?
*September 28, 2008*

**com150**

I believe the answers are A B A A A B B A A A B B B B A B A B B A A B A A A
*September 26, 2008*

**Microeconomics**

Given the utility function U(C,T) = 3C+2T A budget constraint of $50, C = coffee which is $2 a cup, and T = tea which is $1.25 a cup, what is the optimal consumption bundle, and maximum utility possible? Also derive an expression for the demand curve for coffee given the price...
*August 14, 2008*

**chemistry**

Its 6.8 grams. the people above me dont know what theyre talking about.
*June 10, 2008*

**algebra**

the sum of two numbers is the same as four times the smaller number.if twice the larger is decreased by the smaller,the result is 30.find the numbers
*May 26, 2008*

**Chemistry: Electron Configuration**

The following questions relate to the bonding in the OH-1 ion. (16 points) Write the electron configuration for H. (1 point) Write the electron configuration for O. (1 point) Draw the molecular orbital diagram for OH-1. (5 points) Draw the Lewis Structure for OH-1. (3 points) ...
*May 20, 2008*

**Electrochemistry**

Ag2CrO4(s) + 2e- 2Ag(s) + CrO42-(aq) A chemist wishes to determine the concentration of CrO42- electrochemically. A cell is constructed consisting of a saturated calomel electrode (SCE; which has a reduction potential of 0.242 V relative to the SHE) and a silver wire coated ...
*May 20, 2008*

**Chemistry**

Assume that a reaction occurs in which unknown substances R and S react to form unknown substances T and U. From the information below, determine the mass of substance T that will be formed if 45.0 grams of substance R reacts with 23.0 grams of substance S. (Assume that the ...
*May 20, 2008*

**George School**

The following questions relate to the bonding in the OH-1 ion. (16 points) Write the electron configuration for H. (1 point) Write the electron configuration for O. (1 point) Draw the molecular orbital diagram for OH-1. (5 points) Draw the Lewis Structure for OH-1. (3 points) ...
*May 20, 2008*

**George School**

Ag2CrO4(s) + 2e- 2Ag(s) + CrO42-(aq) A chemist wishes to determine the concentration of CrO42- electrochemically. A cell is constructed consisting of a saturated calomel electrode (SCE; which has a reduction potential of 0.242 V relative to the SHE) and a silver wire coated ...
*May 20, 2008*

**YEAR 7 GEOGRAPHY**

What?
*May 16, 2008*

**trig**

2sinxcosx+cosx=0
*May 1, 2008*

**vocabulary**

i need help with open syllables.... what would it be in the word hello?
*March 12, 2008*

**Business Ethics**

See the Multimedia activity on Ethics in International Business. Then read the case study about Geletx and Jed’s concerns about the office in Lima, Peru. Research the Foreign Corrupt Practices Act (FCPA) and then discuss whether this situation would be a violation of FAPA...
*March 12, 2008*

**music history**

dan
*March 3, 2008*

**modern algebra**

I have two questions... I would really appreciate some help... 1) Suppose phi is a homomorphism from G to G' and that G' has an element of order 8. Prove that G has an element of order 8. (I can show that G has an element g^8 that maps to the identity in G', but I ...
*February 27, 2008*

**Language and Literature**

I am in 6th grade and need to do an "author page" or "author Biography" but have lost the outline of what is required. I know date of birth date of death city of birth education list of works, but can anyone tell me if there is more? Thank you in advance.
*February 10, 2008*

**science**

A tomborg is most like what animal?
*October 23, 2007*

**math**

Hair grows about one half inch each month. After you shave your head how many years will it be until your hair is one foot in length?
*October 12, 2007*

**Social Studies**

Muslims beleive that Muhammad became a messenger of God. How did that happen?
*October 10, 2007*

**physics**

F = ma means F is the NET force so if a is to be zero then F must be zero so you must brake with a force of 3 674 N so the overall force is zero and a = 0
*October 1, 2007*

**physics**

v = 30m/s u = 20m/s a = 5m/s2 t = ? v = u + at 30 = 20 + 5*t 30-20 = 5t 10 = 5t 10/5 = t t=2s
*September 10, 2007*

**science**

what is physical science?
*September 6, 2007*

**Accounting**

How Do I entry a provision Its an Asset ???
*August 31, 2007*

**Accounting**

How do I entry a provion Its an Asset ?
*August 31, 2007*

**math**

What id the equation for a line drawn on a graph?
*August 27, 2007*

**math**

If it goes 500 miles in one hour, it will go 250 miles in half that time or 30 minutes. Since 15 minutes is a quarter of an hour you divide 500 into a quarter or 125 miles.
*August 27, 2007*

**physcial science**

When 1 kg of ice at 0 degrees Celsius absorbs 80 kilocalories of heat, the ice undergoes a) a change of state b) a loss of energy c) a rise in temperature d) an increase in volulme The heat of fusion of water is 80 kcal/kg. That means that 1 kg of ice will melt if it absorbs ...
*June 22, 2007*

**math linear equations**

suppose you earn 5.50/h at a bakery. From your first paycheck you discover that $1.15/h is withheld for taxes and benefits. you work x hours in a five day week and you spend $3.75 each day on lunch. Write an equationfor your earnings for a 5 day week after taxes and expenses. ...
*June 7, 2007*

**physics**

hello, i have this question. Calculate the average force of friction acting on a wooden block as it propelled along the floor? i have done the following solution first of all i don't know what average force of friction means? i found the Fapplied by strecthing the elastic ...
*June 5, 2007*

**Social Studies**

I am trying to find information on Australia's dairying exports. I can find where Australia exports milk to but I can't find out what those countries do with the milk. Can you recommended somewhere to find this information. Thanks They drink it. What else? These ...
*June 2, 2007*

**equibrium - help!**

Consider the reaction CO(g) + H2O(g) <--> CO2(g) + H2(g) Use the appropriate tables to calculate a) delta-G*f at 552*C b) K at 552*C I'm pretty sure I have a good idea of how to do this: I believe I can use Gibbs-Helmholtz equation to account for the temperatures... ...
*April 15, 2007*