Questions Asked on
September 30, 2009

math (challenging)
If R is the remainder when each of the numbers 1059, 1417, and 2312 is divided by D, where D is an integer greater than 1, compute the value of DR
asked by seth 
chem
Does baking soda and vinegar have a complete ionic equation? HC2H3O2 (aq) + NaHCO3 ===> NaC2H3O2(aq) + H2CO3(aq)>H2O(l)+CO2(g)+2H2O(l)
asked by Lou 
chemistry
What atomic or hybrid orbitals make up the sigma bond between As and F in hexafluoroarsenate ion, AsF6 ? orbital on AS:? orbital on F:?
asked by Jen 
chemistry
how many hydrogen atoms are present in 2.84 moles of water
asked by Anonymous 
advanced math
suppose that a1, a2, a3, ..., ak forms an arithmetic sequence. If a5+a8+a11=10, a7+a10+a13=12, and ak=11, find k note: the numbers and the k after the a's are subscript but i don't know how to type that
asked by Jared 
physics
if you push a pin and a barbecue stick against your skin with equal force, which do you think will cut your skin first? what determines it? explain.
asked by kriz 
BIO
All cells have these two characteristics: a contain DNA in the nucleus and have a plasma membrane b produce a cell wall outside of the plasma membrane c contain mitochondria and chloroplasts d have a plasma membrane and ribosomes in the cytoplasm
asked by CHARLOTTE 
biology
After being formed by the ribosomes located on the endoplasmic reticulum, what is the next organelle to which a protein could be transported? a.mitochondria b.smooth endoplasmic reticulum c.golgi apparatus d.nucleus
asked by CHARLOTTE 
Science HELP FAST
How many TOTAL bonds are there in the CH3CH3 molecule? Count all bonds (ie CC bonds as well as CH bonds).
asked by Brady 
Chem Please HELP!!!!!!!!!!!!!!!
Which of the following bonding patterns DOES NOT happen? CHC =C= HH All of these bonding patterns can happen.
asked by Thomas 
BIOLOGY
From your knowledge of the size and density of cell components and the process of centrifugation, predict the order (from first to last) that the nucleus and organelles will be extracted? a.ribosomesmitochondria and chloroplastsnucleussoluble cytoplasm
asked by CHARLOTTE 
BIOLOGY
Which of the following organelles is found within a cell that is both eukaryotic and autotrophic? A lysosomes B ribosomes C rough endoplasmic reticulum D chloroplast
asked by CHARLOTTE 
Mathematics
A piece of string can be cut into equal lengths of 20cm, 24cm or 30cm long. find the length of the shortest piece of string for which this is possible. PLEASE SHOW WORKING
asked by Ashley 
Mathematics
Find the greatest number which when divided into 1250 and 1000 leaves a remainder of 26 and 28 respectively.
asked by Ashley 
BIOLOGY
The plant cell's central vacuole a.provides the plant cell with support b.stores nutrients and cellular waste products. c.is a reservoir for water. d.All of the choices are correct.
asked by CHARLOTTE 
Calculus
Locate the discontinuities of the function. y = ln(tan(x)2) a)(pi)n, where n is any integer b)(pi)/2 + ðn, where n is any integer c)0 d)n(pi)/2, where n is any integer
asked by Ava 
BIOLOGY
Heat exhaustion caused by a person's exposure to heat can result in weakness or collapse. It usually involves a decrease in blood pressure. Explain why the homeostasis adjustment to heat can cause a drop in blood pressure.  I'm not sure if I'm
asked by Patrick 
Math
If a quadrilateral wxyz is similar to quadrilaterl lmnp how do I find the value x and y?
asked by Roger 
Spanish
Can you please help unscramble these words?Rhnouasd,Zlaevueen,Elchi,Manpaa
asked by Dashawn 
math
how do i find the unit rate of 6. bike 21 km in 50 min 7. earn $18 for 1 hr 15 min work 8. sew 9 curtain panels in 15 days 9. Wyatt spent of his money on a train set and on tickets to a play. He now has $18. How much money did Wyatt start with? Explain why
asked by rebecca 
Math
if an 8 inch wide rectangle is to approach the golden ratio, what should its length be?
asked by Jennifer 
accounting 201
I am having trouble figuring out my accounts payable and capital. Any help on going about and solving this would be greatly appreciated. I have listed the data below... Travis Fortney, an architect, opened an office on April 1, 2010. During the month, he
asked by David 
HELP
I won't be on here till tom. morning, so please before then check my posts. Good Night.
asked by Anna 
Goegraphy & Culture
How do the effects of zero population growth and negative population growth differ? How are they similar?
asked by Shavaleir 
Algebra ll
Write an equation in slopeintercept form for the line that has a slope of 4 and passes through (1,2) Choices: y= 2x+4 y= 4x+6 y= 4x+9
asked by Carol 
Chemistry II
The following general reaction was found to be firstorder with respect to A and secondorder with respect to B: A + B > products What would the rate of this reaction be in terms of k in a one liter vessel containing 4 moles of A and 7 moles of B?
asked by Mandy 
4th grade
In a fifth grade class of 16 students, onehalf of the students arrived at school early,onefourth arrived on time, and oneeight arrived late. On that day how many were absent? Solve using comparison bars.
asked by emily 
BIOLOGY
A highpowered microscope that produces an image from scattered secondary electrons is the a. immunofluorescence microscope b. brightfield light microscope. c. transmission electron microscope (TEM) d. scanning electron microscope (SEM). e. confocal
asked by CHARLOTTE 
biology
Why is a large surface area : volume ratio needed for cells to function properly? a.Adequate surface area (plasma membrane) is needed to furnish nutrients to and expel wastes from the volume (cytoplasm). b. Smaller volumes reduce and larger surface areas
asked by CHARLOTTE 
statistics
A simple random sample of 25 has been collected from a normally distributed population for which it is know that o=17.0. The sample mean has been calculated as 342.0, and the sample standard deviation is s=14.9. Construct and interpret the 95% and 99%
asked by Joe 
algebra
How do I do this problem: Chelsea sold baked goods to raise money for various charitable organizations. She gave a third of the money raised to the American Red Cross. Then gave a fourth of that money to United Way. THEN gave half of the money to Twin city
asked by McKenzie 
college algebra
an inlet pipe can fill a large water tank in 3 hours. an outlet pipe can empty the same tank in 5 hours. given an empty tank, at 8pm, activate both pipes. what time on the clock will it be before the tank is completely filled?
asked by L 
health
what are medicare limitations
asked by Anonymous 
Calculus
Consider the function below. f(x) = [1(4/x)]^x (a) Use a graph to estimate the value of the limit of f(x) as x approaches infinity. (Round the answer to two decimal places.) (b) Use a table of values of f(x) to estimate the limit. (Round the answer to
asked by Sahar 
francais
Please could you proof read my work. Thanks J'essaie de manger sainement, je mange 3 ou plus de fruit et légumes et un morceau de chocolat tons les jours. J'adore le fromage mais je connais gras. J'aime boire l'eau parce que saine. J'exerce
asked by tracey 
physic
A projectivle is launched with an initial speed of 40m/s at an angle of 35 degree above the horizontal. The projectitile lands on a hillside 4s later. negelct air friction. a.What is the straightline distance form where the prjectile was launched to where
asked by Chan 
chemistry
Hydrochloric acid can be prepared using the reaction described by the chemical equation: 2 NaCl(s) + H2SO4(l) > 2 HCl(g) + Na2 SO4(s). How many grams of HCl can be prepared from 393 g of H2SO4 and 4.00 moles of NaCl?
asked by j 
english1A  still working on my thesis
I have a couple. If society would realize the true meaning of success and take advantage of opportunities available to them, they would know that with enough determination and motivation, dreams are definitely possible. Society not only needs to realize
asked by Kuromi 
5th grade Math
Please help me with these math problems. #1 Matt subtracted 1.9 from 20.8 and got 1.8. Explain why this is not reasonable? #2 Explain why it is easier to find 10 minus 1.9 mentally than with paper and pencil. #3 On May 27, 2001, a high school student ran a
asked by Tim 
biology
cell membranes are selectively permeable. what does this mean?
asked by Anonymous 
social studies
a person who is running away is a
asked by ali 
biology
why is it difficult to descride a typical animal cell?
asked by Anonymous 
algebra
what is y=13x,solve for x
asked by Glenda 
U.S past and present
What is the U. S. past and present?
asked by RANDY 
English
What is the verb? My calendar shows that I have to see the Dentist next Tuesday.
asked by Tina 
World History
1. List three rulers of the Ottoman Empire and one accomplishment of each. 2. Why are the Shi'a and the Sunni Muslims enemies? 3. List three key Mughal Leaders and an accomplishment for each. 4. List three examples of Akbar's policy of fair rule 6. How did
asked by James 
bio
why are plant cells generally box like and rigid?
asked by hello 
bio
why is it difficult to describe a typical animal cell?
asked by hello 
spanish
How do I answer the following question: Les hizo Ricardo los bocadillos para el picnic a uds? (double object pronoun) Is this correct? Si, los hizo para nosotros.
asked by Jules 
math
If a single letter is drawn from the set {m,a,t,h,e,i,c,s} what is the probability that the letter drawn is a member of the set {m,a,t,h}
asked by MIMI 
math
A pair of dice are rolled and the sum on their upturned faces is recorded. What is the probability that the sum showing is 8, given that one die is showing a 5?
asked by Aleah 
Geography
How does Cultural Ideas influence the population growth?
asked by Shavaleir 
math
Two cards are drawn without replacement from an ordinary deck of 52 playing cards. What is the probability that both are spades if the first card drawn was a spade?
asked by Aleah 
health
extends between the elbow and the shoulder
asked by maryam 
Cost accounting
(Predetermined OH rate) For 2008, Southwest Industrial has a monthly overhead cost formula of $42,900+$6 per direct labor hour. The firm’s 2008, expected annual capacity is 156,000 direct labor hours, to be incurred evenly each month. Making one unit of
asked by Josephine 
French
4. La partie finale: You will have to write 2 activities that you do all the time(toujours), 2 activities that you no longer do (ne..plus), and 2 activities that you never do(ne...jamais). Par exemple: Je joue toujours au foot. Je ne mange plus les pommes.
asked by Anna 
college
how to write in mla style?
asked by mary 
Bio
Is this right? Label the 5' end and 3' ends of this DNA fragment: GCCATTTACCC CGGTAAATGGG 5' GCCATTTACCC 3' 3' CGGTAAATGGG 5'
asked by Alex 
social studies
what are the names of all the hills and mountains of jamaica.
asked by dontay 
Bio
What is an amphiphatic polypeptide?
asked by Alex 
math
Given the system of inequalities below, find the vertices of the feasible region. Report your vertices starting with the one which has the smallest xvalue. If more than one vertex has the same, smallest xvalue, start with the one that has the smallest
asked by Anonymous 
science
how do i measure gas?
asked by stephen 
Social Studies
Shays Rebellion I have an assignment about me being a farmer and writing a letter to a local editor stating why I think the imposed tax by the state government of Massachusetts is a great idea. Where do I start? What examples should I give?
asked by sarah 
english
What does Thomas Paine value highly in the excerpt from his essay “The Crisis”? Freedom Solitude Individuality Spirituality Equality
asked by LT 
Physics!!
An elevator's cable snaps and its emergency brakes start gripping at the secondary line in order to slow its descent. The elevator and passengers weigh 389 kgs together and fall under the influence of gravity (9.81 m/s2). The coefficient of friction
asked by Jenna 
lord of the flies
Three of the boys go on a second exploration. this time they search for the beast. who goes? how might this experience have been different if Simon had gone? this is in chapter 7
asked by brandon 
writing
I need help with my current event.
asked by Jessica 
Science
what are the 6 rules to draw atoms?
asked by Tanisha 
health
Write a 350 to 700word response that familiarizes you with private payer plans and CDHP account types. Briefly list three to five main features for the following nine items. Below each list, provide one or two sentences stating coverage of services and
asked by Anonymous 
Math
how would you find the value of b and c using substitution? The equation is 2=4+b+c3
asked by Anonymous 
Geology
please explain the process of mantle convection and plate movement. I read the text and I am still confused. Thank you, Eleanor Owens
asked by Eleanor Owens 
math
what is the least common multiple of 8,10 and 12
asked by sarah 
physics
An airship can travel with a horizontal speed of up to 1.30 x 10^2 km/h. If a parcel is dropped from this airship, so that it lands 135 m in front of the spot over which it was released, how far above the ground is the airship?
asked by Zoomba21 
math
The graph of the line through (2,3) that is perpendicular to the line with equation y= 1 also goes through which point? (1,4) (2,4) (2,3)
asked by Carol 
Algebra 1A
Help!! solve 2.4x+22.0>55.08.6x the solution set is {x]x> ?}
asked by Paul 
Math
3 Islands K,M, H= 5300 miles squared H 3293 miles squared larger than M M is 177 miles squared larger than K What is the individual areas of Islands
asked by Re 
Earth Science
Describe how Earth would be different today if. It contained no radioactive material. What would the consequences be for the Earth's interior layer?
asked by Breanna 
english
revise the following sentence to remove all pronoun errors. When a police officer fires his gun, he must fill out a lot of paperwork.
asked by dee 
Chemistry
calculate the pH of 0.10 M HCI solution?
asked by Anonymous 
chemistry
Precipitation Reactions is the title of the section the problem is A solution of sodium hydroxide is added to a solution of iron (II) chloride. My Net ionic equation was OH + Fe+2 > Fe(OH)2 I want to know if my answer is correct and why OH in Fe(OH)2 is
asked by Selenee 
Chemistry
Calculate the final concentration if 4.0 L of 1.5 M NaCl and 2.0 L of 3.0 M NaCl are mixed?
asked by Anonymous 
chemistry
The pKa of HEPES is 7.55 at 20 degrees C, and its MW is 238.31. Calculate the amounts of HEPES in grams and of 1.0 M NaOH in milliliters that would be needed to make 300 mL of 0.2 M HEPES buffer at pH 7.2.
asked by Shameca 
Chemistry
In a clean 250mL volumetric flask, 125 mL of a 6.0 M hydrochloric acid was added. This was then diluted with more water to reach the 250mL mark. What is the molarity of the acid at this time?
asked by Anonymous 
english
What is the simple subject and the simple predicate in the question, Where did you get that ice cream?
asked by Alex 
Algebra
translate to an inequality. a number is at least 10. the answer is ? ? ? use x as the variable. Thank you
asked by Mark 
physic
Hi! Question:A ball is tossed from an upperstory window of a building.The ball is given an initial velocity of 7.80m/s at an angle of 21.0 degrees below the horizontal.It strikes the ground 3.00s later. A.How far horizontally from the base of the building
asked by Chan 
Social Studies
In the early years of our nation, many Americans referred to the U.S. as "the United states are" (plural) rather than "the United states is" (singular). What does this reveal about the U.S and what Americans thought of the U.S.
asked by sarah 
physic
Hi!Question: A river flows due east at 1.70m/s.A boat crosses the river from the south shore to the north shore by maintaining a constant velocity of 8.0m/s due north relative to the water. A.What is the velocity of the boat relative to shore?___m/s and
asked by Chan 
Quotes
I've read and tried to find information on what this quote means, but I still don't understand it. What does this quote mean? "We have had too good an opinion of human nature in forming our confederation."
asked by diana 
Law in corrections
From a macroview, what do you believe is the main challenge faced by the U.S. correctional system? How might this issue be successfully dealt with?
asked by tommy 
human life
can you please help me with a summary about the human cycle for homework? Thank you!
asked by Husam 
accounting
Tracy Migre, a certified public accounting, has completed the following transactions. Ms.Migres assests , liabilites, and owner equity account titles and balances are shown in the table below. use the table on the page to show the effect of each
asked by john 
science
what special seasonal event happened september 22 2009
asked by monique 
Computer ScienceJava
Hi, I have to prompt a user to input a password and have to verify whether or not it is a single word. How would I do something like?
asked by Lisa 
World History
"Every man of sense must be convinced that our disturbances have arisen more from lack of government power than the abuse of it." I can't find who said this quote
asked by newt 
12th grade english
i cant figure out how to put cordon in a sentence if the definition is *a cord or braid worn as a decoration* please help!
asked by thumper09 
Language Arts
What are some ways I can help my son remember is spelling words. He is in first grade. I have tried him writing the spelling words over and over again. I even give him so many spelling words a day. what are some other options that I can use to help him
asked by Crystal 
home economics
what are the rules of working in home economics lab?
asked by khado 
education
what is teaching.
asked by aliyu 
english1A  Does my thesis sound better?
Which intro sounds better for my thesis? Many people have dreams whether it is to buy their dream car, dream house, or go on their dream vacation. Here in the land of freedom and opportunities, there is one dream that almost every person strives for; the
asked by Kuromi 
education
how can we avoid indoctrination in teaching.
asked by abubakar 
math
how do you find the mode and range of: 17, 48, 48, 63, 64, 75, 90
asked by Anonymous 
reading/english
Carbohydrates are various combinations of sugar units, or saccharides, and are the major energy source for the body. Each gram of carbohydrate contains four calories. The average person requires approximately 2,000 calories per day. Since about 60 % of our
asked by jerson 
Social
Explain the events of the Boston tea party in full. mind explaining for me please?
asked by Rizzo 
French
1. you need to draw a representation of your body and include all the body parts that we have learned from this unit.(There are 18 body partsinclude 2 additional body parts that I have given to you in class. 2. you will also need to include 8 colorful
asked by Anna 
Computers
How does the staff of Planned Parenthood make decisions on purchasing a new computer system? Example: Cost, what programs are offerede, warranty, what programs would be the best fit?
asked by Linda 
english 4
in the Canterbury Tales what are some examples of direct and indirect characterization for the,Knight,Nun,and the squire?
asked by renee 
World History
Every man of sense must be convinced that our disturbances have arisen more from lack of government power than the abuse of it. I read the context, but I still don't understand what this means?
asked by newt 
math
write two 2digit numbers using each of the digits 1, 2, 3, and 4 only once. then find the sum of the numbers. what are the greatest and least possible sums that can be in made in this way? so far for my greatest, I have 41 and 32 = 73 and 14 and 23 = 37
asked by oscar 
Literature
1. If you consider The Call of the Wild to be an allegory, which one of the following statements would be true? A. Judge Miller represents the primordial condition. B. Buck represents some characteristic of humanity. C. John Thornton represents the
asked by Jalisa 
History
Do you think the arrival of the loyalists in the bahamas was not good.
asked by Brannico 
8th grade math
how can you use prime factorization to determine the LCM and GCF of two numbers?
asked by emily 
Science
What is the temperature and moisture of a tropical rainforest? thanks
asked by Rebekah 
Algebra 1A
Hello, Is this correct? 3(x6)4>2(x+4)3(6+5)2(x+4)= 3x+184>2x+8= 3x+14>2x+8= 3x2x>814=x>6 Thank you.
asked by Tracy 
Algebra
Please check: 2x1
asked by Maxie 
science
Improper functioning or regulation of which of the following might lead to poor regulation of membrane permeability? a. albumin b. fibrinogen c. platelets d. lymphocytes e. chloride ion levels
asked by dee 
Social Studies
What are some reasons why the state government of Massachusetts imposed tax helped people out?
asked by Leslie 
Regression Analysis
1)Quantity of Beef 2)Price of Beef 3)Price of Pizza 4)Price of Coke 5)Income 1 list and explain each of the components of your regression model, both the dependent variable and the independent variables 2list each of the independent variables,
asked by Peter 
History
Do you think the arrival of the loyalists was not good. mind explaining this question for a bit. I know this question asks for my opinion but i would like to know if it was not good before i give my opinion.
asked by Brannico 
science
What properties of carbon explain carbon's ability to form many different macromolecules? What happens to chemical bonds during chemical reactions? Describe the role of energy in chemical reactions what are enzymes, and how are they important to living
asked by alec 
Algebra
I had to write the standard form of the equation for the circle consisting of the endpoints (0,0), (6,8). I got (x3)^2+(y4)^2=15. But my book said the fifteen should be a twenty five. How would they have gotten 25? Thank you.
asked by Therese 
Math
What is the name of a parallelogram that has 2 pairs of equal sides but is NOT a parallelogram?
asked by Happy Face 
Regression
1)Price of COke 2)Price of Pizza 3)Price of Beef 4)Quantity of Beef 5)Income 1) List and explain each of the components of you regression model, both the dependent and independent variables 2) list each of the indepedent variables, and hypothesize the sign
asked by Peter 
History
For native Bahamas
asked by Brannico 
accounting
Pheasant Corporation ended its first year of operations with taxable income of $225,000. At the time of Pheasant¡¯s formation, it incurred $50,000 of organizational expenses. In calculating its taxable income for the year, Pheasant claimed an $8,000
asked by zsdhr 
5th grade Social Studies
Briefly explain Andrew Johnson's Plan for Reconstruction?
asked by Tim 
Algebra
Could you please explain how to do 3/2(z+5)1/4(z+24)=0, stepbystep? Thank you!!!
asked by Therese 
BIOLOGY
The springtail is a very common small insect that lives in rotten logs, rich soil, and other humid places. Its cuticle is water repelling (hydrophobic) except for a strange organ, the collophore, on its ventral side. Because it lacks the excretory organs
asked by CHARLOTTE 
health
do you believe Medicare’s eligibility limitations are reasonable in scope
asked by Anonymous 
algebra
can someone help me with this question? 1/2divided by 2/sqr rt 3
asked by robert 
Cost accounting
(Highlow method) Information about SnoCos’ utility cost for the last six months of 2008 follows. The highlow method will be used to develop a cost formula to predict 2009 utility charges, and the number of machine hours has been found to be an
asked by Josephine 
History
Explain the events of the Boston tea pary.
asked by Brannico 
Algebra
Is this the right way to do this problem? 3(x+6)4>2(x+4 3(6+5)2(x+4)then 3x+184>2x+8then3x+14>2x+8then3x2x>814thenx>6 is it correct? Thanks
asked by Tracy 
8th grade math
Light travels approximately 5.87 X 10^12 miles in one year. This distance is called a light year. Suppose a star is 2 X 10^4 light years away. How many miles away is that star? Please help with detailed steps to solve problem. Thanks.
asked by kendall 
Social studies
My teacher said that some people did favor the taxes. The people living near the eastern parts of Massachussets. I just want to know the reasons why.
asked by Leslie 
8 grade math
how can you express a number in expanded form and in scientific notation?
asked by emily 
reading/english
When studying the world of living things, biologists and other scientists use the scientific process. Observtions along with precious data are used to formulate a hypothesis. New observations and or experiments are carried out in order to test the
asked by jerson 
math
stumped on rounding to the nearest tenth. Decimals 1758.2 thank you
asked by Diana 
french
What does 'exemples de restauration collective' mean. I've been on translation sites and it came up with 2 possibilities 1)examples of collective restoration 2)examples of catering The piece is relating to healthy eating and exercise. I think its the
asked by frazer 
Statistics
From past experience, an airline has found the luggage weight for individual air travelers on its transAtlantic route to have a mean of 80 pounds and a standard deviation of 20 pounds. The plane is consistently fully booked and holds 100 passengers. The
asked by Mariah 
business
Now that you have finished your research paper, what advice would you provide to students starting this course? o What would you do differently if you were just starting the course? On what would you focus more? On what would you focus less? Explain your
asked by Jen 
Statistics
For df = 25, determine the value of A that corresponds to each of the following probabilites: a. P(t > A)= 0.025 b. P(t
asked by Mariah 
social studies
i forgot this name the 4 england colonies i need help plz tell me
asked by amanda 
math
Draw a number line from 0 to 8. locate points to show the wholenumber solution from 0 to 8 for eACH EQUALITY.
asked by Victoria 
Thimerosal affect on autism
Does thimerosal cause or relate to autism
asked by Jennifer 
Social Studies
how does geography help explain bioth the present and the past?
asked by Marii 
math
Write each fraction as a percent. 1 1/5=120% 2. Identify the rate, base, and amount in each statement or question. 150 is 75% of what number=200 3.Identify the rate, base, and amount in the following applications In a shipment of750 parts,75 What percent
asked by A~ 
physical science
what two meaning ideal of aristotle did galileo difcredit?
asked by leonor 
chemistry
What volume (in mL) of the base will react completely with 30.00 mL of 0.550 M HCl? 0.0500 M Ba(OH)2
asked by Grant 
chemistry
What volume (in mL)of 0.0550 M calcium hydroxide is required to neutralize 38.00 mL of 0.0700 M nitric acid?
asked by Grant 
french
what does 'spoints' mean? dictionaries and online translators are no help they do not know the words i think it may be a typo
asked by frazer 
psychology
how has computer technology enhanced psychological research?
asked by cameron 
math
The minimum daily values (MDVs) for certain foods are given. They are based on a 2,000 calorie per day diet. Find decimal and fractional notation for the percent notation in each sentence.1 ounce of Tostitos provides9% of the MDV of fat.=9/100 .09 1/2
asked by p 
chem(litmus)
Is it wrong to put litmus paper directly in solution?
asked by mary 
chemistry
if a barium ions Ca2 plus have a charge of 2 plus and hydroxide ions C11have a charge of 1,the compound calcium chloride is
asked by amanda 
BTEC first diploma in business
describe the purpose of each of the following business comunications: a)mark talking to workshop staff b)the brothers talking to workshop staff c)the brothers meeting the workshop manager d)mark sending preprinted letters and receipts to applicants e)mark
asked by emmanuela 
math
will someone check my work please?A virus scanning program is checking every file for viruses. It has completed checking 40% of the files in 300 seconds. How long should it take to check all the files? 950 seconds Gasoline accounts for 85% of the motor
asked by callie 
english 3
throughout the novel of the scarlet letter,what did weeds and poisonous plants symbolize?
asked by lala 
science
what is the difference between radiant energy and thermal energy?
asked by warren 
History
List the Causes stated by Historians for the American War of Independence.
asked by Brannico 
math 115
Jerry earned $18,500 one year and then received a 10.5% raise. What is his new yearly salary?5875.20
asked by amber 
college
Suppose you have a friend named Ed. He and his four friends are having ice cream. There are only three flavors available at the ice cream store they are visiting: chocolate, vanilla, and strawberry. One of Ed’s friends, Stacey, eats chocolate
asked by Anonymous 
microeconomics
macroeconomics deal with
asked by Carolyn 
accounting
The ECompany The ECompany manufactures trendy, highquality moderately priced watches that it sells on the Internet. As the company's senior financial analyst, you are asked to analyze the overall profitability fo the current year. The CFO has heard that
asked by Tracy 
science
I was wondering where i could find some information or articles about people with opinions about : whether there should be a national curriculum in the united states. I have tried googling the topic but i couldn't find much info there. Anything at this
asked by ash 
math
The minimum daily values (MDVs) for certain foods are given. They are based on a 2,000 calorie per day diet. Find decimal and fractional notation for the percent notation in each sentence.1 ounce of Tostitos provides9% of the MDV of fat.=9/100 .09 1/2
asked by p 
math
Which other country besides the U.S. uses the English metric system?
asked by astrid 
college/ accounting
The ECompany The ECompany manufactures trendy, highquality moderately priced watches that it sells on the Internet. As the company's senior financial analyst, you are asked to analyze the overall profitability fo the current year. The CFO has heard that
asked by Tracy 
math
Consider the set of northwestern states or provinces ( Montana, Washington, Idaho, Oregon ,Alaska, British? Columbis, Alberta). If a person chooses one element, show that in three yes or no questions, we can determine the element.
asked by Stacy 
social studies
the waterway that extends north of the dead se what is
asked by kaitlynn 
Algebra
Write your answer in the form Ax^2+Cy^2+Dx+Ey+F=0. A parabola with vertex (2,1) opens right with a focal length "p" of 3. I don't understand, please help!
asked by Bree 
Social Studies
Perhaps the wealthier people favored the taxes because they didn't want the state to be in debt. They were also likely to be those who had loaned the money in the first place. Can you explain more mrs. sue?
asked by Leslie 
chemistry
what is the electron configuration for carbon
asked by keith 
prealgebra
3 1/2 * 1 1/2
asked by bianca 
math
3 h 20 min 4 h 25 min + 5 h 35 min=13 hrs 20 min 9 lb 15 oz  5 lb 8 oz=4 lbs 7 oz Mark uses 1 pt 9 fl oz and then 2 pt 10 fl oz from a container of film developer that holds 3 qt. How much of the developer remains?=1 pt 13 oz
asked by callie 
ACCOUNTING
Pheasant Corporation ended its first year of operations with taxable income of $225,000. At the time of Pheasant¡¯s formation, it incurred $50,000 of organizational expenses. In calculating its taxable income for the year, Pheasant claimed an $8,000
asked by ACCOUNTING 
physic
Hi!Question:The helicopter view in the fiure below shows two people pulling on a stubborn mule. Asume that F1 is 110N, and F2 si 70N. The forces are measured in units of newtons(N). a.Find the single force that is equivalent to the two forces shown.
asked by Chan 
Science
What is the average D.B.H. of an oak tree? If you have a website with this info please tell me ~Thanks~
asked by Nicky 
3rd grademath
name a number that rounds to 100 when you round to the nearest hundred and to 90 when you round to the nearest ten.
asked by mary 
math 115
What units in the metric system would you use to measure each of the following quantities?= The United States emitted 19.5 million t of nitrogen oxides (NO) into the atmosphere in 1987. One metric ton (1 t) equals 1,000 kg. How many kilograms of NO were
asked by amber 
math
6+2X9137x7=30
asked by tammy 
Geography
14. How has Italy's economy changed since 1950? a. Italy has withdrawn from the EU b. Farming and tourism have become Italy's most important economic activities c. More people are working in manufacturing and service industries d. Small factories are
asked by mysterychicken 
Bio
why is energy absorbed twice in the light reactions in photosynthesis
asked by Lena 
Writing in Math
Every digit in 8,999 is greater ,than any digit in 24,005 is greater than 8,999.
asked by pamela 
Grade 12 Math
how would you find the value of b and c using substitution? The equation is 2=4+b+c3
asked by robot chicken 
Math
Suppose scores on an IQ test are normally distributed. If the test has a mean of 100 and a standard deviation of 10, what is the probability that a person who takes the test will score between 90 and 110?
asked by Mike 
social studies
4. What do you think of these nacirema people? Would you want to go and live with them if given the choice? Why? Again, give reasons...
asked by charity 
History
List the causes of american war of independence
asked by Brannico 
French
1. you need to draw a representation of your body and include all the body parts that we have learned from this unit.(There are 18 body partsinclude 2 additional body parts that I have given to you in class. 2. you will also need to include 8 colorful
asked by Anna 
college physics
This site is just a front for liveperson Most college physics questions are not answered for months if ever. Out of "200 experts" you must have somebody who knows physics right? Guess not.
asked by john 
physics
A chain consisting of 5 links, each of mass 0.100kg is lifted vertically with a constant acceleration of 2.50 m/s^2. Calculate the force that link 2 exerts of link 1.
asked by Anonymous 
PreAP Biology
why is it difficult to describe a typical animal cell?
asked by helloooo 
computers
Construct a monitor that implements semaphores. This will demonstrate that a monitor can be used any place a semaphore can be used.
asked by score 
Geography
32. Which nations of Western Europe border the Mediterranean Sea? 33. List the nations that share a border with Switzerland. Thanks MC
asked by mysterychicken 
computers
Show how counting semaphores (i.e. semaphores that can hold an arbitrary value) can be implemented using binary semaphores and ordinary machine instructions.
asked by asok 
french
Can someone help me with this summary? We read a story in French class, but I have not taken french in a year so I am soo confused... this is my paragraph.. "L'œuvre du sixième jour" dit une histoire du premier chien que dieu a créé. Dieu a dit le
asked by Deven 
bio
why are plant cells generally box like and rigid?
asked by helloooo 
math
3 h 20 min 4 h 25 min + 5 h 35 min=13 hrs 20 min 9 lb 15 oz  5 lb 8 oz=4 lbs 7 oz Mark uses 1 pt 9 fl oz and then 2 pt 10 fl oz from a container of film developer that holds 3 qt. How much of the developer remains?=1 pt 13 oz
asked by callie 
math 115
What units in the metric system would you use to measure each of the following quantities?= The United States emitted 19.5 million t of nitrogen oxides (NO) into the atmosphere in 1987. One metric ton (1 t) equals 1,000 kg. How many kilograms of NO were
asked by amber 
PreCalc (ugent!!!)
If a number is selected at random from the set of all five digit numbers in which the sum of the digits is equal to 43, compute the probaility that this number is divisible by 11.
asked by Ryan 
science
the unchanged ''standard'' against which the effects of changed or unknown factors can be measured
asked by jessica 
science 8
what structures do plant cells contain that animal cells do not?
asked by ann 
French
2. you will also need to include 8 colorful adjectives to describe your body and face. For example: you can write "les jambes jaunes, les yeux verts... Remember to make sure that your adjectives agree with the gender and the number of the body parts you
asked by Anna 
math
find the derivative of the function (x^33x^2+4)/x^2
asked by Anonymous 
PreCalc
Use the following conditions to create a sketch of the function by hand. a. f(x) is increasing from (infinity,4)union(4, infinity) b. there is a vertical asymptote at x=4 c. There is a horizontal asymptote at y=2 d. f(0)=5; f(1)=3; f(3)=1 I have an
asked by MUFFY 
Physics
A force sensor is used to measure a force applied to a 7.5 kg box on a hard, horizontal surface. It records that the box starts to move when the force is equal to 16.5 N. This force makes the box start to move with an acceleration of 0.5 m/s2. Find s and k
asked by Bella 
University Physics
An elevator's cable snaps and its emergency brakes start gripping at the secondary line in order to slow its descent. The elevator and passengers weigh 389 kgs together and fall under the influence of gravity (9.81 m/s2). The coefficient of friction
asked by Stacy 
Math
This question confuses me... Identify a number thatis divisible by 17, 3, and 9, which is not divisible by 7, 18, 5, 16, and 14.Describe how you found this answer.
asked by challie 
arithmetic
Steve's mom's age is 7 years less than 3 times Steve's age. The sum of their ages is 65 years. Find their ages.
asked by Anonymous 
Biology 12
briefly describe the process of endocytosis
asked by anonymous 
6th grade
Identify a number that is divisible by 17, 3 , and 9,which is not divisible by 7, 18, 5, 16, and 14. Describe how u found this number. ~PLEASE help me. :)
asked by challie 
Math
How many 5character license plates are possible with 2 letters from the alphabet followed by 3 digits, if repetitions are allowed? if repetitions are not allowed?
asked by Clair 
Geography
18. Changes occurred in Eastern Europe in the late 1980s and 1990s when the region a. experienced widespread agrarian reforms b. strengthened its ties with the Soviet Union c. changed from an industrial to and agricultural society d. moved away from
asked by mysterychicken 
math
is there a web site for using percent notations?
asked by A~ 
Lit
What does it mean to be a retrograde role model?
asked by Anonymous 
calculus
The equation of the function is: f(x)=42(x6)^1/3, for x not equal to 5 calculate precisely the value of f(x). so I got this: 5=42(x6)^1/3 1=2(x6)^1/3 (1/2)=(x6)^1/3 (1/2)^3=(x6) .125=x6 now the next step is suposed to be this but I don't
asked by Leah 
help
Find the measures of two supplementary angles m and n m=6x+3 n=2x7
asked by math 
C Programming
How do you reprompt after the user inputs a wrong number into the program in C Programming? Loop structure? i.e. I want my code to do this: Enter a Compass Heading: 500.7 Please Input a Compass Heading between 0 and 360 Degrees. Enter a Compass Heading:
asked by gnozahs 
French
3. Your project will also require 6 adjectives to describe yourself. Include one negative eepression. Par exemple: Je suis timide et belle! Je ne suis pas bete, mais je suis intelligente 3:Je suis poli et généreux ! Je ne suis pas stupide, mais je suis
asked by Anna 
math
A family wins $25,000 in the lottery. Of this money, half goes toward a new car, onetenth goes into savings, and the rest is put into investments. How much did the family invest?
asked by toya 
business
write a 200 to 300 word description of a business scenario either real or fictional that depicts each of the following forms of business
asked by nicole 
Help
can someone please take a look at my french posts, thanks
asked by Anna