Questions Asked on
December 12, 2007

Chemistry
Which if the following compounds is insoluble in water (NH4)2CO3 AgBr CuSO4 KI LiNO3 is it CuSO4 because sulfates are insolube
asked by Lauren 
Physics
A person can lift 45 kg ( aprox 100lb). Using specific gravity as 10.17 How many cubic meters of the metal could the person lift in a) air ? b) water ? c) in water ? Thanks
asked by ~christina~ 
Chemistry
Phenolphthalein is an indicator that changes colour to pink/purple between pH 8>10, however, neutralization occurs when pH=7. Why can phenolphthalein still be used as the indicator during a strong acidstrong base titration with virtually no error?
asked by Lucy 
french
What contributions did the french make to america?
asked by Alison 
Linguistcs
Ambiguous sentences, can you help me with two interpretations for each: 1. He likes galloping horses 2. We laughed at the colorful ball 3.The police were urged to stop drinking by the fifth. 4. I said I would file it on Thursday 5. I cannot recommend
asked by Maria 
Linguistcs
The police were urged to stop drinking by the fifth. 1. The police were urged to stop drinking by the fifth shot. 2. The police were urged to stop drinking by April the fifth.
asked by Maria 
Chemistry
a precipitate is expected when an aqueous solution of potassium iodide is added to an aqueous solution of: sodium sulfate iron(II) chloride calcium perchlorate barium hydroxide lead nitrate
asked by Lauren 
analogy vs. analysis
what is the difference between analogy and analysis?
asked by klar maesen 
Trigonometry
FInd the arc length intercepted by a central angle of 46 degrees 24'6" in a circle with a radius of 35.62m
asked by Mercaedees 
math
1)Find the sixth term of the geometric sequence for which a1=5 and r=3 A)1215 B)3645 C)9375 D)23 I chose A 2)Write an equation for the nth term of the geometric sequence 12,4,4/3... A)aN=12(1/3)n1 B)aN=12(1/3)n1 C)aN=12(1/3)n+1 D)aN=12(1/3)n1 I
asked by Jon 
Linguistcs
Ambiguous sentences, can you help me with two interpretations for each: 1. He likes galloping horses 2. We laughed at the colorful ball 3.The police were urged to stop drinking by the fifth.
asked by Maria 
math
Hi I need someone to check my answers I'll show whatever work I have but for time purposes I'll just post my answers because I think I have most of them correct. Thanks! 1)Find the 20th term of the arithmetic sequence in which a1=3 and d=7. A)143 B)136
asked by Jon 
Linguistcs
Ambiguous sentences, can you help me with two interpretations for each: We laughed at the colorful ball 1. We laughed at the couch with the colorful ball. 2. We laughed at the kid who kicked the colorful ball
asked by Maria 
Linguistcs
I said I would file it on Thursday. 1.I said I would file the pictures of Thursday. 2. I said I would file Adriana's work on Thursday.
asked by Maria 
Linguistcs
I cannot recommend visiting professors too highly. 1. I cannot recommend girls to visit professors too highly. 2. I cannot recommend mothers to visit professors too highly at night.
asked by Maria 
english
What is the rhyme scheme? How can I find the rhyme scheme of a poem?
asked by Christian 
math
1)Find a1 in a geometric series for which Sn=300,r=3,and n=4 A)15 B)15/2 C)15 D)1/15 I chose A 2)Find the sum of the infinite geometric series. Sigma sign with infinity symbol above and n=1 below. To the right 20(1/4)n1 A)25 B)80/3 C16 D)does not exist
asked by Jon 
English Expressions
Spread your fingers. This is the thumb, this is the index finger, this is the middle finger, this is the ring finger, and this is the little finger. How many finger are there in your right hand? Five! That's right. There are five fingers in your right
asked by John 
physics
The motion of a particle is described by x = 10 sin (piet +pie/2 ). At what time ( in second ) is the potential energy equal to the kinetic energy ? here is what i have done so far where am i going wrong V=pie10cos(piet + pie/3) V^2 = pie^2 100cos^2(piet+
asked by shan 
math(need 2nd opinion)
1)Find a1 in a geometric series for which Sn=300,r=3,and n=4 A)15 B)15/2 C)15 D)1/15 I chose A 2)Find the sum of the infinite geometric series. Sigma sign with infinity symbol above and n=1 below. To the right 20(1/4)n1 A)25 B)80/3 C16 D)does not exist
asked by Jon 
Economics
Can someone help me find some really resourceful websites on the rise and fall of Spain as a world power??? and the rise of the United States as a world power. i have a few books i'm looking through but i need some websites too. Thank you!!!
asked by <<<HELP>>> 
Chemistry
drwls, if you are there, I got an answer of 42.5 Kelvin, so then that means it is a negative number if converted to degrees Celsius? Question: The heat capacity of a bomb calorimeter is 87.5 kJ/K (this value is for the total heat capacity including that of
asked by Anne 
Social Studies
In early governments, people lived in small groups and ran the day to day affairs of those groups. What is the name of this form of government?
asked by Trudy 
Linguistcs
I still need help, I am very confused Ambiguous sentences, can you help me with two interpretations for each: 1. He likes galloping horses 2. We laughed at the colorful ball 3.The police were urged to stop drinking by the fifth. 4. I said I would file it
asked by Maria 
reading
what's the purpose of Charles !@#$%^&ens' A Christmas Carol? inform persuade entertain it's entertain right???
asked by lellie 
fourth grade writing
Could someone give me some good pointers on how to write a good essay. Or give me a good website that gives advice only. I don't want anyone to do it for me. I just want to do a really good job on my first essay.
asked by hunter 
methods for teaching
what is the role of the teacher and the role of the students in the method of situational language teaching??? please help me...a million thanks...
asked by stunning gurl 
financing
The revenue recognition principle simply dictates that revenue is recognized in the accounting period that it is earned. For human service organizations, revenue is considered to be earned at the time a service is delivered. For example, let's say a
asked by Jess 
Calculus
In the multiplication shown below, the digits have been replaced by letters: different letters represent different digits, and the same letters represent the same digits. What was the origianl multiplication? ABCDE x 4 ====== EDCBA please help tried it
asked by Nick 
Chemistry
Hi, if anyone can give me help for any part of the question that would be great! I know how to draw the cell diagram, but am not sure what the halfreactions would be.... Here is the question: Give the cell diagram notation of the electrochemical cell that
asked by Anne 
English grammar
ex) There are two pins on the table. In this sentence, is 'there' is a derived adverb? [Second question] 1. Singular indefinite pronouns use singular verbs: e.g., anyone, anybody, each, either, none 2. Singular indefinite pronouns use singular verbs:
asked by John 
Physics Archimedes buoyancy lab
In calculating the density of a heavy solid. The string holding the heavy solid will cause error. specific gravity= (mass object in air)/ (mass object in air mass object in water) = density When does it lead to an experimental density that is too high?
asked by ~christina~ 
Chem
Calculate the Go for the oxidation of 5 moles of tin in the following balanced reaction. 16HCl + 2KMnO4 + 5Sn > 5SnCl2 + 2MnCl2 + 2KCl + 8H2O
asked by Rob 
Chem
Manganese dioxide reacts with bromide ions to form manganese ions and bromate ions in an acidic aqueous solution. Write the balanced equation for this reaction. 1)Br + MnO2 + 3H2O > Mn2+ + BrO3 + 2H3O+ 2)Br + 3MnO2 + 6H3O+ > 3Mn2+ + 9H2O + BrO3
asked by Rob 
General Chem  Electrochemistry
Give the cell diagram notation of the electrochemical cell that could be used to determine experimentally the dissociation constant (Kw) of water. The standard reduction potential for O2 + H20 + 4 e > 4OH is 0.40 V For other possible halfreactions,
asked by Anne 
English grammar
Use a singular verb with sums of money or periods of time. Ex) Ten dollars _____ a high price to pay. Ten dollar is a sum of money, so you have to use a singular verb. In this case, the subject acts as a unit. I'll give you another example. ex) Ten years
asked by John 
algebra
a new parking lothas spaces for 450 cars. the ratio of spaces for fullsized cars to compact cars is 11 to 4. how many spaces are for fullsized cars? how many spaces for compact cars?
asked by jerry 
Linguistcs
The license fee for pets owned by senior citizens who have not been altered is $1.50 (actual notice) 1. The license fee for pets owned by senior citizens who have not altered their license is $1.50. (actual notice) 2 The license fee for pet woned by senior
asked by Maria 
Math
An ancienct manuscript is on display in a museum case. To what pages is the manusript open of the product of the page numbers is 9, 312?
asked by James 
General Chem
The concentration of potassium ions inside a nerve cell is around 20 to 30 times that outside the cell. Calculate the potential difference between inside and outside a nerve cell, if it depends only on this ionic imbalance.
asked by Anne 
Chemistry  Thermodynamics
The heat capacity of a bomb calorimeter is 87.5 kJ/K (this value is for the total heat capacity including that of the water jacket around the reaction chamber). If 67.2g of CH4 (g), is combusted under such reaction conditions, what will be the increase in
asked by Anne 
Algebra
Okay i have a few function questions im gonna post. Im completely confused with these so any help would be great. Minimum or maximum value of: f(x)=2x^2+4x+1 and f(x)=x^23x+2 then if f(x)=x^2+9 and g(x)=x4, find (g*f)(3) next is if f(x)=x^3+x^2x1 and
asked by Colin 
English Expressions
Think of the loci method. In this room you can find 9 fixed things and number the things systematically from top to bottom and from left to right. Then you can recall what you have memorized with ease. You need to use the 3 3 3 system. After that prepare 9
asked by John 
Math
Solve x^2 + y^2 = 36 y = 6  x^2 Can you help me please
asked by Mike 
English Expressions
You should not be confused by (at ) the plural form in an adjective phrase or in an adjective clause. Just ignore the adjective phrase or the adjective clause. Then find the subject of the sentence. You can find a suitable verb form in the blank. By
asked by John 
English3
What event has occurred prior to chapter 1 that has led to Hester's imprisonment?
asked by Jasmine 
Econ
As the interest rate increases, the opportunity cost of money: A. Increases for both lender and borrower. B. Increases for the borrower but not the lender. C. Decreases for both lender and borrower. D. Decreases for the borrower but not the lender. My
asked by Psharp 
English
what are complex sentences i can use for the following words; Appeasingly Cadence Disconsolate Draft animal Fastidiouness Gaunt Ignominiously Introspective Malignant Malingerer Placatingly Primordial Reproof Retrogression Vicarious
asked by Mary 
Linguistcs
Time flies like an arrow 1. When time flies like an arrow is because we are happy 2. Time flies like an arrow and we get older.
asked by Maria 
statistics
The objective of statistics is best described as: A) To make inferences about a sample based on information we get from a population B) To use population mean, ƒÝ as an estimate of the sample mean, C) To make inferences about a population based on
asked by Rose 
Algebra (word problems)
1) a small pipe can fill a tank in 16 min more time than it takes a large pipe to fill the same tank. Working together, both pipes can fill the tank in 6 min. How long would it take each pipe working alone to fill the tank? 2) a car travels 240 mi. a
asked by Colin 
Biology
Pick the BEST answer: A)Which Of The Following Is An "Excitable Cell"? 1) Neuron 2) Electron 3) Hormone 4) Both 1 & 2 5) All Of The Above B)What Is The Popular Molecule That Energizes Many Activities In Cells? 1) Adenosine Triphosphate 2) Adenosine
asked by Biomed 
math
Help me solve this!! Joeys father stops at the gas station to buy gas. The car has a 16 gallon tank, and the feul gauge says there are 34 of a tank of gas. If joeys dad buys 6 gallons of gas, what fraction of the tank will the car´s feul gauge read??
asked by tayler 
French
What are some traditional French board games or other french games?
asked by Anonymous 
math
how do you divied?
asked by amanda 
Psychology
What does the term bruised ego mean when put into dialogue with worls of Freud and Erik Erikson. What are potential reprecussions of bruised ego in both models? What would be the consequence of such a thing in either theory? Is there a big difference?
asked by Christian 
Math  Logarithmic
Log_8 = Log with the base of 8 log_8 (x3)  log_8 (3x+11) = log_8 [1 / (x+1)] I use the quotient law for the left side and eliminate log_8. And then what? My Work: log_8 [(x3)/(3x+11)] = log_8 [1 / (x+1)] [(x3)/(3x+11)] = [1 / (x+1)] Answer: 7
asked by Anonymous 
Math  Algebra
[ (x3)(x+1) / (3x+11) ] = 0 How would I solve this equation? I don't know how to isolate for x. Answer: 7
asked by Anonymous 
economics
Do monopolies usually tend to result in higher prices, lower quality, fewer choices, or all of the above. I think it's higher prices.
asked by tabby 
Math  Logarithmic
log_5[log_4(log_3(x))] = 1 log_5 = log with the base of 5 log_4 = log with the base of 4 log_3 = log with the base of 3 Answer: 3^1024 Too many logs in one equation. . .I don't know how to solve it
asked by Anonymous 
Language Arts
What did Adolf Hitler do to the Jews at that time?
asked by nicole 
college math
13. (4 pts) At an annual flower show, 6 different entries are to be arranged in a row. a) How many different arrangements of the entries are possible? b) If the owners of the 1st, 2nd, and 3rd place entries will be awarded prizes of $100, $50, and $25
asked by Rose 
Math  Logarithmic
Solve: 2log_3(x)  log_3(x2) = 2 My Work: log_3(x^2)  log_3(x2) = log_3(3^2) log_3 [(x^2) / (x2)] = log_3(27) (x^2) / (x2) = 27 x^2 = (x2)(27) x^2 = 27x  54 x^2  27x = 54 27x = 54 x = 2 Textbook Answer: 3 or 6 Where did I go wrong and how should
asked by Anonymous 
PreCalculus
The population of a country doubled in 27 years. What is the exponential growth... can someone help me figure this out please
asked by Mike 
English
I'm having trouble diagramming sentences. How do you diagram an object complement? Ex. The stories made them proud of their achievements. Proud is an object complement, right? I can't figure out how to diagram it. Also, how do you diagram things when you
asked by Joe 
Physics
This is the info for the problem: A block of mass M1 = 160.0 kg sits on an inclined plane and is connected to a bucket with a massless string over a massless and frictionless pulley. The coefficient of static friction between the block and the plane is ms
asked by Lindsay 
Math
Lim [(1+x)^(1/x)]  e x>0 x
asked by Michael 
Math
List all the factors of 45
asked by Sandra 
la
what are possive pronouns
asked by leigh 
PreCalc
write in interval notation 2x^2 < or = 9x+5
asked by LT 
PreAlgabra
Making a pie chart,, can't figure out how to change from percent to degree. can someone help
asked by Beth 
MATH
Factor 5A^2  5A
asked by k 
Biology
Explain what would happen to a red blood cell placed in a solution of 99.3 percent water and 0.7 percent salt. and how can a small particle or liquid droplet enter a cell?
asked by ineedsciencehelp 
economics
If businesses believe consumption will increase six months from now, everything else held constant, and they begin to increase investment, what do you predict will happen to aggregate demand? I think it will move to the left.
asked by tabby 
Language Arts
How was the life of Adolf Hitler as he was growing up?
asked by nicole 
economics
The condition of nonexclusiveness means that: It is difficult to keep someone from benefiting from a public good.; There are negative externalities associated with a public good.; The public good is not very fancy.; or There are positive externalities
asked by tabby 
art
Why were there fewer patrons in Northern Europe than in Italy?
asked by tabby 
english
when did the viet cong end? how did it end?
asked by bre bre 
management
How can a company:  develp new strategic partnerships.  Identify new revenue stream. Increase revenue generated by enrollment and retention  How can a College/University Integrate diversity curriculum into courses across all departments
asked by lia82 
English
Given the premises, discuss whether the conclusion of each argument that follows is (a) true beyond a reasonable doubt, (b) probably true, or (c) possibly true or possibly false. Can someone please check these for me to see if I am on the right track
asked by DANIELLE 
algebra 1 HELP
simply show each step (4n^24/1+n^2)(1n/2n)(12n^2+n^4/2+2n) Please help I have a test tommorrow and need to use this as a reference
asked by sam 
art
Which painter would take everyday subjects and placed them in bizarre situations? Was it Sigmund Freud, Joan Miro, Rene Magritte, or Yves Tanguy? I think it was Rene Margritte.
asked by tabby 
math
Write equation of line given 2 points (1,4) (8,10)
asked by Patrick 
math
i love math naw thank you for the help
asked by mindy 
statistics
Select five random numbers between 70 and 100. Calculate the mean, median, mode, and midrange of these numbers. Based on your calculations, which measure of central tendency best represents these numbers?
asked by Rose 
English grammar
(with words that indicate portions) If the object of the preposition is singular, use a singular verb. If the object of the preposition is plural, use a plural verb. 1. Some of the pie _____ missing.(be) 2. Some of the pies _____ missing.(be) Some
asked by John 
art
Who invented the readymade?
asked by tabby 
math
do you know 5 equal fractions that equal 3 over 4?
asked by chabelo 
Eth
what information about race and ethnicity in the United States has helped you better understand or relate to specific minority groups?
asked by kisha 
math
IS it true that a line never ends?
asked by john 
kill a mockingbird
what does scout think cuased her fathers "profound distase" for the practice of crimnal law. this is on the study guide and i cant find the answer thanks
asked by sam 
math
i cant divide big numbers
asked by amanda 
math
ratios in systems of equations
asked by adrian 
PreCalc
Solve for the variable m^2 + 2m +3 > = 0
asked by LT 
Linguistcs
Are these ok? He likes galloping horses. 1. He gallops in the morning when the horses are rested. 2. He likes to come to the ranch to gallop horse.
asked by Maria 
math
how do i round numbers?
asked by jalena 
math..please help
Factor 5A^4  5A
asked by k 
life science
what is the order of passive transport?(in order)
asked by Amy 
math
Factor x^2a  1 the 2a is an exponent
asked by kay 
algebra 1
in the equation thingy for y=mx+b how do you solve for b?
asked by Tyquana 
college math
14. (2 pts) How many different ways are there for an admissions officer to select a group of 7 college candidates from a group of 19 applicants for an interview?
asked by Rose 
science
what volume of helium would be in a balloon the size of a soft drink bottle
asked by emily 
sra McGuin
Hi can you do private tutoring  i have a spanish project due on monday thanks
asked by sam 
functions math
hi can any one please help me solve this question? logbase2x+logbase2 3= 3 i factored the left side but i have no idea what to do with the right side.
asked by mike 
art
"Formalism" has two other names, one is "Structurism." Is the other "Rationalism?"
asked by tabby 
reading
did angela johnson author of the first part last go to public schools as a little girl
asked by poohter 
critical thinking
What is the rhetorical explanation of this phrase: "I would have aced that test if I weren't in a class full of brainiacs. They studied too much and ruined the curve!"
asked by Anonymous 
science
what are the differences between minerals and rocks?
asked by astrid 
Science
Explain Why A Hot Air Balloon Rises
asked by Lauren 
Social Studies
What do experts believed injluedced the Assyrians to become warriors?
asked by Emi 
eng
Is it gram. correct to say Samantha's dog......
asked by English 
Linguistcs
The sentence is ambigous, Can you help me provide two interpretations for it "The chicken is ready to eat"
asked by Maria 
Physics
find gravitational field which produces semicircle. To get the answer g=(1/y^3)
asked by Anonymous 
American History
Explain how each of the following government policies encouraged business development: railroad subsidies; tariffs. I don't really know about how railroad subsidies encouraged business development. For tariffs, I got this: tariffs were necessary to protect
asked by ajo 
english
how did the soldiers try to keep enemies away from bran castle?
asked by aaron 
english
how did prince dracula become famous hundreds of years after he died
asked by aaron 
Science
Why do Phoenix and Athens have a similar Temperature? Why do Philadelphia and London have a similar temperature? Please help!!! This is do tomorrow!!!! Thank you so much, Joseph
asked by Joseph 
math
2323.15\12.5=?
asked by amanda 
PreCalc
How do i solve for the variable 3x= sqrt5x+1
asked by LT 
social studies
How was the Acropolis a great environmental adaptation in Greece?
asked by Stephanie 
English Expressions
Waht is the name for a person who is famous for mnemonics or the art of memory? Do you have any special English terms for the person?
asked by John