Questions Asked on
September 1, 2009

algebra
List all the numbers from the given set that are, a.natural numbers b.whole numbers c.integers d.rational numbers, e.irrational numbers {9,4/5,0,0.25,ã3,9.2,ã100}
asked by Liza 
math
Sara says the number with the most digits is always greatest. Do you agree? Explain.
asked by karli 
biology
Is sugar polar or nonpolar and why? I think it's nonpolar, but I don't really know why... Please help. Thank you.
asked by kat 
Geography
What is a geography term that starts with the letter Y that is not a place or river?
asked by Gab 
Chemistry
A chemist is producing copper(II) chloride using the following reaction: Cu(s) + Cl2(g) > CuCl2(s) In one reaction, the chemist uses 15.0 g of copper metal and 10.0 g of chlorine gas as reactants. When the reaction reaches completion, 16.0 g of
asked by Mercedes 
Math
Find the largest angle for which sine and tangent agree to within two significant figures. Express your answer using two significant figures. Answer in radians ?_?
asked by Anya 
5th grade math
what is a letter in the alphabet with 3 acute angles and 2 obtuse angles? I think it is X.
asked by Pat 
ACCOUNTING CONFUSED!! HELP
Andy Wright,D.D.S., opened a dental practice on January 1, 2008. During the first month of operations the following transactions occurred. 1. Performed services for patients who had dental plan insurance. At January 31, $875 of such services was earned but
asked by Emily 
Economics
1) The long run growth rate of the economy is consistent with: a.An outward expansion the economy's production possibilities frontier. b.A rightward shift in the aggregate demand curve. c.An inward expansion the economy's production possibilities frontier.
asked by Julia 
chemistry
What does it mean when the sulfuric acid is written ABOVE the arrow in a reaction?
asked by chrissy 
algebra
k= x/100 _______ (6x)/100 how to work? what to do next??
asked by reba 
Chemistry
Usng the following balanced chemical equation, determine the limiting reactant in the reaction between 3.0 grams of titanium and 8.0 grams of chlorine gas? Ti(s) + 2Cl2(g) > TiCl4(s)
asked by Mercedes 
Algebraic limits
The limit as x approaches infinity. (1)/(5^x) The limit as x approaches 1. (1x^3)/(2sqrt(x^23)) Show your work thanks in advance!
asked by jawn 
science
a block of wood 3.0 cm on each side has a mass of 27 grams what is the density of this block thanks
asked by shearika 
5th grade
during an art contest at your school, you and a classmate each won blue ribbons for onethird of the pieces you entered in the contest. You won 2 blue ribbons and your classmate won 3 blue ribbons. Explain how this could be
asked by Katie 
algebra 2
y=f(x4)+1 use the graph of y=f(x) shown to skech the graph of the given function ( given graph pionts are 2,3 1,2 and 2,0
asked by bandit 
Chem
You've just prepared a solution by transferring 20.0 g of glucose into a 1.0  L volumetric flask, and adding water to the mark. Calculate the concentration of the glucose solution in terms of millimoles/Liter, mg/mL, and % (m/v).
asked by Britt 
Creative Writing
I have to write a 500word essay for this topic: Being an only child has more advantages than being one of several children in a family so first i'm doing some freewriting and gatherind ideas. This is what i have so far: „_ An only child has all the
asked by y912f 
Chemistry
density 0.818g/mL boiling point 78.5 degrees C heat of vaporization 210cal/g a)How much energy, in calories, will be required to evaporate 125.0 mL of ethanol at its boiling point? b)How long will it take to add this energy, if the rate of heating is
asked by Dana 
chem
if you were to react 14.00 grams of salicylic acid with 8.50 grams of acetic anhydride, what would your theoretical yield be? the reaction is C7H6O3+C4H6O3> C9H8O4 + C2H4O2 assuming 1:1 ratio.
asked by lyne 
algebra
how do you solve negative 1 and 1/3f= negatvie 5/9?
asked by alexis 
math
7y+44=12y+11 solve for y
asked by Deliah 
math
7t21+t+4=15
asked by Deliah 
4th grade math
What two ways can you write 67,000 in word form?
asked by Tony 
math
A cyclist leaves his training base for a morning workout, riding at the rate of 18 mph. One hour later, his support staff leaves the base in a car going 45 mph in the same direction. How long will it take the support staff to catch up with the cyclist?
asked by Anonymous 
geography
Please check this for me: The construction of the Erie Canal was important because it a. linked the Hudson River in New York and the Great Lakes in the Midwest, greatly increasing the trade between the two regions b. helped eastern cities such as Boston
asked by y912f 
algebra 2
find the expression equivalent to (x3)^3
asked by Ashley 
math
round each decimal to the nearest tenth 15.0886
asked by jadyla 
english
Subject and verb. Their two books are masterpieces. would it be books are or two books are?
asked by Hunter 
english
Subject and verb. Writing was an outlet for Charlotte and Emily Bronte. Is the verb was ot Writing?
asked by Hunter 
english
Supbject and verb. Emily was a shy girl. Is it Emily and shy?
asked by Hunter 
English
Subject and verb. The heroine of the story was a realistic character. I know the subject is heroine but what is the verb?
asked by Hunter 
English
Subject and verb. The two sisters lived in Yorkshire England. is the subject sisters or two sisiters?
asked by Hunter 
Civics
Describe how an admendment to the Constitution can be ratified.
asked by Jennifer 
math
It is 6:45 on Friday evening at the Y;all Come Restaurant. Winnie the waitress approaches the table where the four Martins are studying their menus. Over in the corner, Conrad is reading the comics. One customer gets up to leave. It's Bill who pays his
asked by Brian 
Civics
In what ways may the Constitution be changed informally?
asked by Jennifer 
Math
Hello I did my math homework, but I need someone to check if I did it right or not. 1. A = z>=4 B = z4 4. 4w + 8 = 28 Answer: 5.9
asked by Dan 
Civics
How has the system of checks and balances caused the seperation of powers among the three branches of government to become less distinct?
asked by Jennifer 
6th grade
boots belonging to their dad does that turn into their dads' boots? or does the apostrophe go their dad's boots?
asked by A.J. 
Preschool dilemma
Hi, I am a new preschool teacher and would like some ideas on what different types of lesson plans or activities to do or teach on the first week of school... I also would like to know if you have any ideas or activities that I could do with my students
asked by Marcia 
science
What is meant by saying that a hypothesis must be testable
asked by neasha 
2nd grade
I need help whit the syllables.eyelid,slide,line,more,together.Ineed sort the words by the number of sylables.Please helpme to do that.
asked by jasmine martinez 
7th grade
how would i put vehicular in a sentence? please help.... it has to be a good sentence to
asked by jana 
5th grade
how did the swine flu start
asked by zikieya 
Math
I need someone to please check my answer for me... add. 1.6 + (2.3)= the answer I got was 3.9 is this correct? if not could you tell me why and how to get the correct answer..? thank you
asked by Anonymous 
Math
I need someone to check and go over my answers to make sure they are correct and if not could you go over them with my on why and how to solve correctly?? Thank you much appreciated.. Add. 4/5 + (9/20) = 5/25 1 + (2) + 3 + (4) = 10 5/3 + (4/3) + 5/3 =
asked by Anonymous 
Math
I need someone to check and go over my answers to make sure they are correct and if not could you go over them with my on why and how to solve correctly?? Thank you much appreciated.. Add. 4/5 + (9/20) = 5/25 1 + (2) + 3 + (4) = 10 5/3 + (4/3) + 5/3 =
asked by Anonymous 
english
what is the context of the word vigil
asked by jamia 
6th grade
How does a scientist choose which type of investigation to use?
asked by A.J. 
Geometry
find the coordinates of the missing endpoint given that S is the midpoint. Problem: T(4,3),S(1,5)
asked by Amber 
linking verbs
The book A Cricket in Times Square ____________by George Selden.
asked by Jd 
sceiece
how technology fluine sw played a role in the
asked by zikieya 
math
2*3=?
asked by shanya 
english
what is the context of chagrin THANK YOU
asked by jamia 
Chemistry
How many moles of iodine are produced from 7.00 moles of chlorine, according to the equation shown? 3Cl2(g) + 2FeI2(s) > 2FeCl3(s) + 2I2(g)
asked by Mercedes 
Algebra
Solution A is 30% acid and solution B is 60% acid. How many gallons of each solution must be used to create a 60 gallon mixute that is 50% acid. I have to set this up as a system of equations, and I thought one system was x + y = 60, but I can't get an
asked by Dana 
science
Hey, holidays is over. Time to get back to work. whats the answer to this one find the concentration of hcl in g hcl/kg Naoh + Hcl> b +c 2.991 mol 25.00mL Density=0.952g/ml also Hcl=36.46g/mol I got approx 4.58 x 10^3 g/mol of the top of my head
asked by Jim_R 
math
write the word form of the number that is 10,000,000 greater than 6,021,849
asked by Stephanie 
accounting
The balance in the unearned fees account before adjustment at the end of the year is 112,790. Of these fees, 69,735 have been earned. In addition, 13,200 of fees have been earned but have not been billed. Journalize the entry to the adjust the unearned
asked by natalie 
science
how are a hypothesis and data related ??
asked by morgan 
english
WHAT IS THE CONTEXT OF REPOSE
asked by jamia 
linking verbs
I _________ like I know hem because they ______so real. I _________ sure that almost any child or adult would enjoy this book.
asked by Jd 
Precalculus problems check?
Did I do these two problems right? P(1sqrt2) = 8x  4x^2 P(1sqrt2)= 4 P(2/x)= 8x  4x^2 P(2/x) = x1 I think when the answers are plugged back in, the equation is supposed to equal zero, but I don't get this; however, I always redo each problem with
asked by Emily 
math
x2/3x+1,determine the inverse. x= y2/3y+1 x (3y+1)=y2 3xy+x=y2 (where do i go from here if i am going right)
asked by keisha 
Reading
Has anyone read the book The Cay? What did Phillips mother do when he was offically considered lost?
asked by Hunter 
writing I
Can you please give me few examples of metaphors and similes about music. I found some online but I want them to be something to do with music (doesn't matter which or what kind). Thank you.
asked by emmi 
math
subtract. 2/5  7/10= I got the answer of 5/10 = 1/2 is this correct?
asked by Anonymous 
english
WHAT IS THE CONTEXT CONSTITUANTS
asked by jamia 
Math Word problem
Can someone please help guide me with this one? I am not good at word problems I think I may be dislexic because sometimes I may add or misread a number incorrectly... Statistics. Beach Channel High School's football team scored one field goal (3pts) and
asked by Anonymous 
Math Word problem
Can someone please help guide me with this one? I am not good at word problems I think I may be dislexic because sometimes I may add or misread a number incorrectly... Statistics. Beach Channel High School's football team scored one field goal (3pts) and
asked by Anonymous 
math
the digits of a certain number of 3 arithmetical digits are in arithmetical progression.Their sum is 15.And the number is 129 times the first digit.What is the number??? by using the formula.. please...
asked by lony 
linear programing.
plant warehouse SUPPLY __________1______2______3_______________ 5 8 6 1 250 3 2 3 2 200 5 3 4 3 200 demand 200 300 150 / oh oh..help please how to do this transportation cost problem thank you very much
asked by prowny returns 
english
how has technology played a role in the swine flu.............................PLEASE answer PLEASE AND THANK YOU
asked by zikieya 
English
1. What is the checklist for? 11. It helps us manage our time. 12. It is for managing our time. 13. It is used to manage our time. 14. We need the checklist to manage our time. 15. We need the checklist for managing our time. (Are all the answers
asked by John 
English
1. Write down your activities. Which are more important? Do them. 2. Write down your activities. Which is more important? Do them. (Which one is right? Do we have to use 'Which are' or 'Which is'?) 3. Summer break is over. 4. Summer vacation is over. 5.
asked by John 
Chemistry II
What is the molarity of a solution in which 13.7 g of calcium chloride is dissolved in water to a final volume of 750.0 mL?
asked by Michelle 
Calculus
I'm doing graphs/domain/range of basic functions. I have three questions: How do I find the domain and range of a function? (more preferably range...I'm okay but shaky on domain) Ex: f(x)=1/(x^2) Also, how do you write the domain and range with notation?
asked by Anonymous 
Chemistry II
The mass of a particular gas is 3.562 g. If the temperature of the gas in a 126.4 mL vessel is 97.6oC, and the atmospheric pressure is 752.5 mmHg, what is the molar mass of the gas?
asked by Anonymous 
Precalculus
K(x) = x^2(x^2 + 16), where K(x) = x^2. I got K(x^2) = x^8 + 16x^4. Is this right? Thanks :))
asked by Emily 
English
I need a character summery of Bella from Twilight. I haven't read the book, don't have time to. quick little things about her really. thanks,
asked by Matt 
english
What are some ethic principles that should be put in place to ensure how a family works properly? I thought of loyalty and faithfulness but I don't know what else?
asked by lola 
HUM 205
What are three relationships between the arts of Middle Ages and Early Middle Ages culture? What are three relationships between the arts and Late Middle Ages culture?
asked by Latoya 
General Chemistry
Calculate the precent error: The density of an aluminum block determined in an experiment was 2.69 g/cm^3. (True value 2.70 g/cm^3.) I keep getting .37% ish
asked by Anonymous 
Biochemistry
How many millimoles are in 500.0 g of alanine (MW = 89?)
asked by Emma 
algebra 2
square root of 50 over 9
asked by brenda 
Business
What is the importance of deep community in business?
asked by Linda 
Biochemistry
The concentration of cholesterol in blood from a fasting individual is reported as 185mg %, where mg% is mg/100 mL. Convert this concentration to moles/Liter.
asked by Emma 
Chemistry
How many ml of .050 M NaOH are required to prepare 1500.0 mL of .0020 M NaOH? Please show work, I'm not sure how to do this. Thanks!
asked by Candace 
chemistry
If a graduated cylinder wasn't calicrated correctly, how would that affect the results of a measurment?
asked by Bill 
History
Who are the 3 generals from the Roman Empire?
asked by Martha 
biochemstry
Which of the following substances serves as an intermediate through which all cellular energy sources are interconvertible? acetyl CoA glucose pyruvate citrate
asked by jeff 
math
Solve for x log5 5x = 2 I do not know how to do this!
asked by Hannah 
7th grade
can someone help me with RATIONAL NUMBER REPRESENTATION: APPROPRIATE FORMS!?!?!@_@IM FREAKIN OUT HERE PEOPLEZZ!!!
asked by isabel 
math
1) Can someone tell me how the write 4x^3 + y^2  4y + 36=0 in standard equation (solve for y and complete the squares). 2) A pencil manufacturer determines that the daily cost c in dollars of producing n dozen pencils is given by c=(n^2/25,000)  (2n/5)
asked by Chris 
chem
what VSEPR "shapes" and bond angles do you find Toluene
asked by lyne 
chemistry
Table salt  sodium chloride, one of the most common substances occurring in nature  is best classified as what ?
asked by amy 
chemistry
in column chromatography in general do polar or nopolar elute first
asked by seth 
check geo
hi ms.sue About three quarters of the Russia people live: A)on the north european plain B)on the west siberian plan C)along the pacific ocean d)on the south european plain my choice is c.
asked by henry 
Precalculus
I'm sorry I'm posting so many questions, I promise this is the last one tonight :) The leading coefficient of a cubic polynomial P is 2, and the coefficient of the linear term is 5. If P(0)=7 and P(2)=21, find P(3). I DO NOT understand how to even start
asked by Emily 
Chemistry
How many ml of .050 M NaOH are required to prepare 1500.0 mL of .0020 M NaOH? Please show work, I'm not sure how to do this. Thanks!
asked by Candace 
UOPETH 125
I am starting the writing process for an autobiographical research paper and was not sure exactlly what the requirements fo writing this form of paper were. Is it supposed to be written like an autobiography, in the first person? What exactlly makes it an
asked by Rose 
science
list 2 exanples of chemical properties of matter
asked by kayla 
Spanish
How are the two events different and alike? They seem alike in the way that Cortazar was able to capture the attention of his audiences, both in the train and in Managua. The way he told the stories was done with eloquence. The difference I think, is in
asked by Gabby 
Chemistry
I am really struggling with this equation question...can someone please help me??? Use the following equation to answer the question... 4Fe(s)+3O2(g)> 2Fe2O3(g) Heat = 1700kJ How many grams of rust form when 453kJ of energy is released?
asked by Jessie 
college Accounting
The ledger of Piper Rental Agency on March 31 of the current year includes the following selected accounts before adjusting entries have been prepared. Debit Credit Prepaid Insurance $ 3,600 Supplies 2,800 Equipment 25,000 Accumulated
asked by Michelle 
Chemistry
student perform 2 melting point determinations on a crystalline product. In one determination, the tube contained a sample 1  2 mm in height, and the melting point was 141  142 ¢ªC. In the second determination, the sample hight was 4  5 mm and the
asked by Christine 
music/drumkit
the first rhythm you learn to play on drumkit
asked by brooke 
spanish grammar
What's the difference between sino and sino que? Is sino que only if you useuse it with a verb? Can I use, Carmen no dice que quiere ir a la fiesta, sino que quiere dormir. Carmen no est(a) comiendo helado, sino pollo frito. I put the letter that should
asked by Gabby 
math
What is the pattern here I can't figure it out, 2,3,5,9
asked by Miriam 
Macroeconomics
Here are my answers and i wanted to check if they were correct to the quiz posted below. 1.a because its a model for the ppf 2.b Just wha thappens when technology is completely ignored 3.a because the model is based off of inputs and outputs 4.c because
asked by Julia 
9th grade
can you show me how to work this problem 6x+2=6
asked by haley 
algebra
14+x2 simplify
asked by jeremy 
info
How does the author of A Nation Apart organize the information to build his argument?
asked by Anonymous 
college
How modern civilozation has impacted the spritual lives of the indigenous peples you explored?
asked by cotton 
Literature
[This activity is from Daphne Du Maurier's short story, The Birds] Du Maurier tells us that the birds are trying to destroy human life, but we never know what is making them do it. Suppose you are a historian at some future time studying this famous bird
asked by myschic 
MATH
can you figure this out, 1,5,21,85 , ,6741
asked by Miriam 
chemistry
how many grams of solid NaOH are required to prepare 200.0 mL of a .050 M solution?
asked by mariah 
french
which verb tense is this elles aient tort
asked by cara 
finance
(Bond valuation) RCA made a coupon payment yesterday on its 6.25% bonds that mature in 11.5 years. If the required return on these bonds is 9.2% nominal annual, what should be the market price of these bonds?
asked by ezzard 
science
what is a meteorologist
asked by kim 
math
Find the slope, xintercept, and yintercept for the line 9 x + 10 y + 16 = 0 I found y to be 1.6, the slope to be .9 and x to be wither 0/9 or 16 but it said i got x wrong
asked by Allie 
French
Can you please checkt these thanks. Directions: Répondez d'après les indications. 1. Madame Lauzier choisit quelle compagnie? (Air France) Answer: Madame Lauzier choisit Air France. 2. Elle choisit quelle classe? (la classe économique) Answer: Elle
asked by Lisa 
World Civilations
What are the postive and negative things about china's location
asked by Chelsea 
Pre Algebra
Solving part of a part. How do you use thermometers to solve fraction problems?
asked by Luke 
chemistry
What added to MgCl2 + 2H2O will yield Mg(OH)2 + Cl2?
asked by Anna 
college
solve by the elimination method 4x+8y=8 4x+y=10 What is the solution of the system?
asked by Lee 
algebra
I know its true but why? When you multiply a whole number by a whole number the result is a larger number. When you multiply fractions the result is a smaller number.
asked by Luke 
geometry
10n+12=14n12
asked by Deliah 
american literature
When Jim arrives in Nebraska, he sees “nothing but land: not a country at all, but the material out of which countries are made.” Yet at the novel’s end the landscape is differentiated. It has direction and color – red grass, blue sky, dunshaded
asked by Jenny 
Chemistry II
what is the molar mass of a gaseous organic compound with a density of 3.38 g/L at 40oC and a pressure of 1.97 atm?
asked by Anonymous 
Math
What do they call the international hula hoop championships?
asked by Lauren 
college level Macroeconomics
Here are my answers and i wanted to check if they were correct to the quiz posted below. 1.a because its a model for the ppf 2.b Just wha thappens when technology is completely ignored 3.a because the model is based off of inputs and outputs 4.c because
asked by Julia 
Math
What do they call the international hula hoop championships?
asked by Lauren 
English
1. Do first things first. 2. Do the first things first. (Which one is right?) 3. What kinds of health problems does the people in the pictures have? Look at the person in Picture One. He is holding a measuring tape. Doesn't he look heavy? He needs to be on
asked by John 
English
1. Search the following topics on the Internet, and then fulfill/do the project. Write the addresses of foreign shopping sites after you find them. Chosse the items you want to buy and write down the names and prices. On which item did you spend the most?
asked by John 
Organic chemistry
is it harder to obtain the magnetic resonance signal of a C13 nucleus than an H1 resonance signal at the same sample
asked by jeff 
English
Student A, you have a violet #4 diagram. Student B, you have a colorless #4 diagram. Color the colorless # 4 diagram violet. [There is #4 in the triangle.] I mean color the # 4 triangle violet? Are you following me? By talking to each other, you should
asked by John 
8th grade social studies
explain to me how climate changes had a affect on the changes of culture please!!
asked by breyanna 
5th Grade English
Should I capitalize indians in a sentence? Example  The indians live in the southwest. Another one has me confused, I played with Mexican jumping beans. Should I capitalize mexican jump beans? Thanks any help will be great.
asked by Meghan 
6th grade
in my workbook it says why do you think earth looks like a blue and white marble from space ? the reason why is because there coler blind PLEASE HELP !!!!
asked by brittany