Questions Asked on
October 26, 2008

chem
How much energy, in joules, must be absorbed to convert to Na all the atoms present in 1.00mg of gaseous Na? The first ionization energy of Na is 495.8kj/mol .
asked by tomi 
math urgent
which property is illustrated by the equation 3/2x+0=3/2x? commutative property of addition distrubutive property additive inerse property additive identity property
asked by Anonymous 
Calculus
A rectangular beam is cut from a cylindrical log of radius 30 cm. The strength of a beam of width w and height h is proportional to wh^2. Find the width and height of the beam of maximum strength. Is the width 45 and the height 20.
asked by George 
help me
if a and b are integers, which equation is always true 1 a/b= b/a 2 ab= ba 3 a+2b= b+2a 4 a+b=b+a
asked by Anonymous 
algebra ll
find a geometric means between 4096 and 972? my answers is (0.75)^4 if it wrong can you give the right answer and show the work as simple as you can. thank you
asked by Anonymous 
Chemestry @
A 27.6ml volume of chlorine gas is collected over water at 23 C and 750 torr. The mass of the gas is 78.4mg. The vapor pressure of water is 21 torr. a)what is the pressure of the chlorine gas? b) what volume does the chlorine gas occupy? c)How many moles
asked by Please help 
math
in these addends, each letter represents a single digit. find the numbers. write the completed problem below. CENT CENT + SCENT  35128 I NEED THIS TONIGHT OCT. 26ASAP!!!!!!
asked by My dancer chick 
chem
What electron transition in a hydrogen atom, starting from the orbit 10, will produce infrared light of wavelength 3040 ?
asked by tomi 
Calculas HS
A glass of cold milk from the refrigerator is left on the counter on a warm summer day. its temperature y (in degrees Fahrenheit) after sittin gon the counter t minutes is y= 7230(0.98)^t Answer the question by interpreting y and dy/dt. 1. what is the
asked by elley 
Math
Algebra Riddle with PIZZAZZ "Did you hear about..."
asked by JC 
social studies
What does income polarization mean?
asked by anon 
Physics Help2I!!!
There are six books in a stack, and each book weighs 5N. The coefficient of friction between the books is 0.2. With what horizontal force must one push to start sliding the top five books off the bottom one? I got 7N, but i think it is wrong. How can I
asked by @@ 
math urgent
which property is illustrated by the equation? commutative property of addition distrubutive property additive inerse property additive identity property
asked by Anonymous 
Chemistry
How do you tell if a molecular shape (VSEPR) is symmetrical or asymmetrical? I know that if it has lone pairs, it must be asymmetrical, but are there any other factors that could make it asymmetrical?
asked by Lucy 
Chem
When 0.0500 moles of HCL is reacted with 0.0500 moles of NaOH in 50.0 mL of water, the temperature of the water increases by 13.7 degrees C. Caclulate the heat for this reaction in terms of joules per mole of HCl. The heat capacity of the system is 209.2
asked by Kyle 
author
Does anyone know Gertrude stein's theme in her literature and how does it connect to the theme of the lost generation and the sun also rises.
asked by Caitlin 
Science
Grass, Birch, Balsam Fir, Fox, Wolve, Moose, Snowshoe hare, Ticks, Mosquitos .. what are the producers, primary consumers, seconday consumers and the tertiary consumers?
asked by Caitlyn 
math
x=59y 4x+9y=7
asked by mikaliah 
Math
The product of 1000 whole numbers is 1000. What is the largest possible value the sum of these numbers can have? A)1000 B)1992 C)1993 D)1999
asked by Pooja 
Biology
What are 5 organisms that use energy in sunlight to make food, and what is the name of this organism? What are 5 organisms that must consume other organisms in order to obtain food?
asked by Damian 
College Chemestry
an agueous solution of ethlylene glycol (C2H6O2) is 40% ethylene glycol by mass, and has a density of 1.05g/ml. What are the molarity, molality, and mole fraction of the solution? Do you know how to solve this...I am kinda lost..please help
asked by Gary 
Science
How much force is there to lift an object?
asked by Alli 
English
Look at the diagram. 6 persons are sitting at the table. Where is A? What is the position of B? What is the place of E A is on B's right side. C is on the right side of D. E is across from F. ( Are the expressions right? Can we remove 'side' in the two
asked by John 
math
This is an SAT prep question. A woman drove to work at an average speed of 40 miles per hour and returned along the same route at 30 miles per hour. If her total traveling time was 1 hour, what was the total number of miles in the round trip?
asked by Stella 
science
what is surface tension?
asked by kadian 
Physics
There are two objects of masses M and m. The horizontal surface allows for frictionless motion. The string ties to the two objects is massless and passes over a massless pulley that rotates without friction. If M=4.23 kg and m=1.24 kg, what is the
asked by John 
Calculus
Two sides of a triangle have constant lengths a and b, and the angle between them is theta. What value of theta will maximize the area of the triangle? so far i have the formula and the derivative. A=.5absin(theta) A'=.5abcos(theta) then i set the
asked by Nathaniel 
check american government
Why does the Constitution allow the Federal Government to levy taxes?The Constitution restricted the ablility of the Feds to tax and specifically forbids direct taxes like income tax, social security taxes and other payroll deductions. It was changed by
asked by Anonymous 
help me plz
if a and b are both odd integers, which expression must always equal an odd integer? 1 a+b 2 a*b 3 ab 4 a/b
asked by Anonymous 
Math
how would you solve this problem? Adult tickets to a play cost $12 and children's tickets cost $5. If 220 tickets were sold and $2542 was collected, how many of each kind of ticket was sold? There are 500 seats in the theater and 280 seats are already
asked by Joey 
mathcalc
Two sides of a triangle have constant lengths a and b, and the angle between them is theta. What value of theta will maximize the area of the triangle? so far i have the formula and the derivative. A=.5absin(theta) A'=.5abcos(theta) then i set the
asked by Nathaniel 
Algebra College
1. Suppose you are in the market for a new home and are interested in a new housing community under construction in a different city. a) The sales representative informs you that there are two floor plans still available, and that there are a total of 56
asked by Kim 
Geo
What is an example of redevelopement in the midwest region of the U.S.
asked by Emily 
Physics
two toy ducks are attached to each other by a string and being pulled by a happy guy. the ducks were 2.0 kg and 5.0 kg (front duck) and the guy was pulling them with a force of 10 N. calculate the acceleration if kinetic coefficient = 0.10. Calculate the
asked by Monica 
science
How does inquirybased learning differ from the traditional model, with the teacher as the source of all instruction?
asked by sally 
calculus HS
Analtical method to evaluate Lim X > infinite
asked by Jane 
Chem
What is the quantity of heat evolved when 111.9 grams of H2O(l) is formed from the combustion of H2(g) and O2(g)? H2(g) + 1/2 O2(g) > H2O(l) Delta Ho = 285.8 kJ A. 0.4 kJ B. 1776.7 kJ C. 0.4 kJ D. 1776.7 kJ E. 6.2 kJ
asked by Kyle 
research writing
Emotional Appela has no place in expository writing. Do you agree. my answer is yes i do. Why, or Why not. why because you have to do alot of research with some opinoins right. What do you think about my answers.
asked by anonymoys 
Calculus
Find the values for which f(x) = x^1010x and if 0 (less than or equal) to x (which is less than or equal to) 2. a) f(x)has a local max or local min. Indicate which ones are max and which are mins. b) f(x) has a global max or global min could you kind of
asked by joe 
research writing
Did Christensen use any counterarguments in his article in AIDS in Africa: Dying by the numbers. yes he did use counterarguments. Were they need to advance his thesis? yes it was needed to advance his thesis. What do you think of my answers. please do give
asked by anonymoys 
american government
how can a governors message power affect legislation in a state?
asked by anon 
Math riddle, I need help!!
Person A has one amount of money in his pocket, Person B has one amount of money in his pocket. If person A gives X amount to person B, person B will end up with 3 times more money than person A. However if person B gives the same amount X to person A,
asked by john 
chemistry
fe 3+ + scn fescn2+ Apparatus and materials: 0.2 M Fe(NO3)3, 0.002M Fe(NO3)3, 0.002 M KSCN. PRELAB: for this section [fe3+]i = y [scn]i = z and [fescn2+]eq = x using the symbols y,z,x, fill in the ice char. note that the rxn starts w/ reacts. only at
asked by Tri 
Calculas HS
A glass of cold milk from the refrigerator is left on the counter on a warm summer day. its temperature y (in degrees Fahrenheit) after sittin gon the counter t minutes is y= 7230(0.98)^t Answer the question by interpreting y and dy/dt. 1. what is the
asked by elley 
american government
a police officer has arrested a suspect and produced evidence of wrongdoing. list three questions you would ask the officer to determine whether the freedom and security of the suspect have been violated
asked by anon 
research writing
However, I think he used some counterarguments although they were not glaring. He did address the views of people who might not care too much about the problem for one reason or another, and suggested reasons for perceiving it as everyone's business. What
asked by anonymoys 
math
4(2x+7)=108
asked by tanithia 
Math
Name a fraction that is less than 2/3 but greater than 1/2.
asked by Bob 
Pencils
Hey guys, I know this is a homework site, but I cant seem to find this anywhere on the web. I cant seem to find this pencil my chemistry teacher suggested to get, since I'm on the chem league, we will be doing a lot of Multiple Choice questions and this
asked by Jackie 
6th grade
Name a fraction that is less than 2/3 but greater than 1/2.
asked by Bob 
social studies
How were kids educated in the Southern Colonies? Thank you.
asked by rochelle 
math
5x+y=2 5x+3y=12
asked by katie 
History
why will napoleon Bonaparte gain fame in the miltaty during the french revloution?
asked by Marshelinda 
help needed ....urgent
Around the time of the Roman Empire the terms inch, foot and yard were refined. What was the length of a foot based on?
asked by Anonymous 
american government
the powerful but unofficial post of president of the senate involves steering floor action to a party benefit. is true or flase im not sure
asked by kyle 
Math
I am kinda stuck on this one Simplify: (x^7 y^4)to the 1/5 power I don't know what to do for this problem. I am lost with what to do with the exponents when you have a number on the outside of the root.
asked by Shawn 
math
7x4y=10 4y=x2
asked by katie 
9th grade
please show me how to solve for 5m/m+1 divided by 25m to 2nd power divided by m to 2nd power + 6m +5
asked by Anonymous 
Chemistry
please I need help with this. what is the difference between molality, normality and molarity? and adhesive forces and cohesive forces? I am very confused. please help thanks
asked by Maria 
social studies
What was the type of ship that Hernando Cortes sailed? Thank you.
asked by robert 
college
Exercise 9.1 The following data represent total personnel expenses for the Palmdale Human Service Agency for past four fiscal years: 20X1 $5,250,000 20X2 $5,500,000 20X3 $6,000,000 20X4 $6,750,000 Forecast personnel expenses for fiscal year 20X5 using
asked by Anonymous 
physics
Calculate how many joules of energy would be needed to take 2kg of ice at 5 and turn it all to steam at 100 degees celcius?
asked by kadian 
american government
a police officer has arrested a suspect and produced evidence of wrongdoing. list three questions you would ask the officer to determine whether the freedom and security of the suspect have been violated
asked by kyle 
6th grade
HOW DO YOU CHANGE AN IMPROPER FRACTION INTO A WHOLE OR MIXED NUMBER
asked by AMANDA 
literature
Can you please revise this for me? Tears: Easily coming, easily going. Effortless work for salty streams flowing. Might come when you're here, might come when you go. But tears are definitely good work's foe Does the last line make sense? thanks
asked by mysterychicken 
Chemestry
Calculate the freezing point of a solution containing 12.2grams of benzoic acid, C6H5CO2H, dissolved in 250 grams of nitrobenzene, C6H5NO2. The freezing point of nitrobenzene is 7.7 C, and its freezing point depression constant is 7.0 C/m.
asked by Joshua help please 
algebra 2
how do you solve this? 2square root74square root7
asked by Erin 
calc
is this correct? the derivative of A=.5absin(theta) where a and b are constants, is A'=.5ab*cos(theta)
asked by joe 
math help
This problem is a little different Simplify: ^5 sqrt symbol(x^7 y^4) How would I solve this problem?
asked by Shawn 
algebra
105=3y 2x3y=1 i am totally lost help please
asked by Danny 
computer science
I have a horrible TA as a professor with a bad Indian accent that I cant understand and I am very confused with what we are doing. Encrypt the following byte message into its Cipher and again decrypt it into original form based on RSA public key
asked by Anonymous 
science
Why do organisms need a constant supply of energy and what are 3 biological activities that require energy?
asked by Damian 
Math
In the list of numbers 1,2,3,4,5,6,7,8,9, how many of the numbers in the list are exactly 2 more than some other number in the list? A)2 B)7 C)9 D)11
asked by Pooja 
Math
A bag contains 2 red, 2 blue, and 2 green marbles, Sue takes one marble at a time from this bag without looking. What is the least number of marbles Sue must take from this bag to be sure that she has taken 2 marbles of the same color? A) 2 B)3 C)4 D)6
asked by Pooja 
physics
tad drops a cherry pit out the car window 1 m above the ground while traveling down the road at 18 m/s. a.how far, horizontally, from the initial dropping point will the pit hit the ground? b. if the car continues to travel at the same speed, where will
asked by Bailey 
algebra
10x5=3y 2x3y=1 still lost help please
asked by Danny 
8th Grade Algebra
Musicians generate sound waves when they sing or play an instrument. The rate at which a sound wave vibrates determines the musical note, or pitch, that you hear. For example, The A note above a note called Middle C has a frequency of 440 vibrations per
asked by Joy 
Radical and Rational exponents
Estimate how long it takes you to complete a task of your choice (house cleaning, mowing, etc.) in a given week. Suppose that Joe is slower than you at the given task and takes three times as long as you do. If you work together, how long would it take you
asked by Renee 
Health
I am studing to be a medical assitant. I am having a hard time remembering and pronouncing the medical terminology. Can you give me some ideas of becoming better at LARGE words and their meanings?
asked by Neya 
General Chemestry
Diacetyl, a substance contributing to characteristic flavor and aroma of butter, consist of 55.8% C, 7.03% H, and 37.17% O. In the gaseous state at 100 C and 747 torr, a 0.30 gram sample occupies a volume of 111ml. What is the molacular formula of
asked by Aisha 
Physics  AHH!!!
Jimmy has caught two fish in Yellow Creek. He has tied the line holding the 4.30 kg steelhead trout to the tail of the 1.39 kg carp. To show the fish to a friend, he lifts upward on the carp with a force of 87.7 N. What is the tension of the rope
asked by Anonymous 
Astronomy
Need some help with Astronomy. I need to figure out the acceleration of gravity on the surface of certain planets. For example, I need to find the acceleration of gravity on Mars when the mass is .11 times the mass of Earth and the radius is .53 times the
asked by TAG 
Physics
A block slides down a frictionless plane having an inclination of 14.3°. If the block starts from rest at the top and the length of this incline is 1.77 m, find the acceleration of the block. b)What is the block's speed when it reaches the bottom of the
asked by Anonymous 
Science
Have people gone near to the eaths crust?
asked by Clay 
pigskin
identifythe teams from cities located on a bay that will visit a city also located on a bay
asked by ahil 
chemistry
calculate the number of Mg2+ ions in each mL of 0.162M(molarity) magnesium bromide
asked by ben 
psy#4
select one theory of personality and use this theory to tell Michael how this theory explains his situation
asked by sara 
Communications
describes how American privatization has escalated new media to promote growth and U.S. status in communication technology, but at the cost of stifling: Public influence on content, equitable access, nonprofit and educational broadcasting.
asked by Yolanda 
us history
how was the us not justified in declaring war on great britain in 1812
asked by bill 
algebra ll
from a group of 6 men and 4 women , a committe of 3 is to be selected at random. find p(at least 2 woman)my answer is 1/6 if wrong give right answer and show the work please thank you
asked by Anonymous 
interpesonal relationship
Inventory score is 18 out of 40, what am I? An internal locus of control or external locus of control?
asked by danny 
algebra ll
students are given a list of 10 vocbulary words to learn. in how many ways could four of the wwords be listed on the test? if wrong give correct answers please my answer is 3780.
asked by Anonymous 
Population Density  Geo
predict the number of people that may live on planet earth in 100 years. how would i figure this out??
asked by Jasmine 
Chemestry I
Sorbitol is a sweet substance found in fruits and berries and someties used as a sugar substiture. An aqueous solution containin 1g of sorbitol in 100g water has a freezing point of 0.102C. Elemental analysis indicates that sorbitol is 39.56%C, 7.75%H, and
asked by Christian help please 
american government
Are these 5 key terms true or false? The Key terms are capitalized. 1. In a DICTATORSHIP, supreme authority rests solely with the people. 2. GOVERNMENT is the process of accommodating different needs and viewpoints. 3."Government of the people, by the
asked by Anonymous 
Math
Simplify: ã63 I have the answer as 3ã7 is that right?
asked by Shawn 
literature
the role selfrespect (in this context it means respect for one's own physical safety) play in an individual's response to injustice.
asked by Tanu 
Physic HELP!!!!
An ice skater moving at 10.0 m/s coast to a halt in 1.0 x 102 m on a smooth ice surface. What is the coefficient of friction between the ice and the skates?
asked by @@ 
physics
What is the evidence for the claim that iron exists in a relatively cool outer layer of the sun?
asked by Anonymous 
maths ///
if a and b are both odd integers, which equation is always true? 1 a/b= b/a 2 ab= ba 3 a+2b= b+2a 4 a+b= b+a
asked by Anonymous 
Math help
Simplify: ^3ã216/(x^9) I have the answer as 6/(x^3) Is that right?
asked by Shawn 
com220
Some students might be tempted to overuse statistics to make uo for length in their research essays if they have problems generating sufficient text. How can writers strive for balance when using statistics?
asked by lynn 
com220
I think he used some counterarguments although they were not glaring. He did address the views of people who might not care too much about the problem for one reason or another, and suggested reasons for perceiving it as everyone's business. What do you
asked by lynn 
Psychology
Summarize the multifactorial model and how it relates to the diagnosis of illnesses
asked by jesse 
English
When small incidents serve to represent bigger pictures, what is that called? Would it be a metaphor? Symbol? Analogy? or what? I am referring to Robert Frost's poems. He takes everyday incidents and make them represent life as a whole. Is that a metaphor?
asked by Gerrad 
history
how was the united states not justified in declaring war on great britain in 1812 . PLease i need a lot of websites to write a big essay
asked by fred 
Stats
What is the difference between covariance of two variables and the correlation coefficient of two variables?
asked by Ashley 
algebra2
3x+y=2 2=7xy
asked by matthew 
Fundamentals of Management
My Question is.... What is most evident in the level of control Starbucks has as a successful business? Help me I'm a little lost.
asked by Sherell 
Math
Simplify: square root of 25a^2 I have the answer as 5a is that right?
asked by Shawn 
3rd grade
what are 10 different types of liquids,solids, and gases.
asked by drea 
physics (emergency!)
How much work is required to stop an electron (m = 9.11 1031 kg) which is moving with a speed of 1.99 106 m/s?
asked by maddie 
chemistry
a mixture is prepared using equal masses of two volatile liquid benzene, C6H6 and ethanol C2H5OH. what is the mole fraction of benzene in this mixture?
asked by tomi 
Math Help
I'm not really sure on how to prove statements are right with properties as reasons. How would you solve this? If x + c = 0, then x = c Statements: 1. x+c=0 2. (x+c)+(c) = 0 + (c) 3. x + [c+(c)] = 0 + (c) 4. x + 0 = 0 + (c) 5. x = (c) Would 5 be the
asked by Olivea 
3rd grade music
Compare the character in the song, "I Got Plenty O' Nuttin" to the character in the song, "Busted" by Ray Charles.
asked by Elaine 
AP English Comp
Help  Baldwin's  Notes of a Native Son  1. What are the time periods of the essay? Baldwin does not present them chronologically; how does he connect them?
asked by Jane 
algebra
what should you not do if you want to help get rid of graffiti
asked by charles 
Grammar
Which one is correct? "There are studies and research that supports categorizing obesity as a mental disorder..." or "There are studies and research that support categorizing..."
asked by Andrew 
history
why would the repeal of the stamp act cause the American revolution?
asked by scooter 
com 220
For your final research paper, it will be helpful to include counterarguments. In AIDS in Africa: Dying by the numbers did christensens use any counterarguments in his article? my answer is yes what do you think? Were they need to advance his thesis? my
asked by lynn 
Chemistry
A 156.5 g piece of stainless steel was heated to 510 C and quickly added to 25.11 g of ice at 30 C in a wellinsulated flask that was immediately sealed. What will be the final temperature of the system if there is no loss of energy to the surroundings?
asked by Jerry 
AP English Comp
Same type of ? Using  Notes of a Native Son by Baldwin 3. Baldwin uses many different writing techniques in the essay. Find instances of concrete description, action, reflection, and strong argumentative assertions. How do these techniques further his
asked by Jane 
roman history
i have to make a diary of a roman farmer in the time zone of 100300 CE. i need three days in this diary and an interesting incident or event in his life. im stuck any ideas on an event or anything?? thanks so much!
asked by christina 
Math
How would you find the value of m in this problem? 4m + 2 = 2 + 4m Well, I brought the 2 over to the right side by subtracting. That left me with 4m = 4 + 4m. Then, I subtracted the 4m from the right and did to the other side to get 0 = 4. Is there no
asked by Tomas 
Math
Identify the rate, base, and amount 23% of 400 is 92 Complete the statement: 8 ft = _____ in Complete the statement. (Round to the nearest hundredth.) 250 km = _________ mi 3.Find the rate: 69 feet and 3 seconds Find the rate: 57ounces and 3 cans Solve the
asked by Gertrude Sanders 
Physics
a 500g piece of silver at 150 degrees celsuis is submerged in 1000g of water at 5 degrees celsuis to be cooled. determine the final temperature of the silver and water given. Cwater=4.18 x 10^3 J/kg.C Csilver = 2.4 x 10^2 J/kg.C
asked by Bobbie 
MATH
What number is as much greater than 36 as it is less than 94.______ I got 62 is it right? if not will you please help me,
asked by My dancer chick 
science
what is the chemical relationship between pectin and pectinase and is is caused by dehydrtions synthesis or hydroysis?
asked by gina 
Ms. Sue please
Could you please clarify what your intentions were behind what you said on Friday the 24th in a thread that was marked as "society"? The time stamp was 2:22. I have already left my own personal interpretation there.
asked by Brandon 
algebra ll
from a group of 6 men and 4 women , a committe of 3 is to be selected at random. find p(at least 2 woman)my answer is 1/6 if wrong give right answer and show the work please thank you
asked by Anonymous 
chemistry
i have no idea how ionization works, yet i have to do a worksheet on it! help! how does ionization, and how do you tell which element has a higher ionization energy in relation to another? PLZ ANSWER SOON! I NEED HELP!
asked by Natilie 
algebra ll
students are given a list of 10 vocbulary words to learn. in how many ways could four of the wwords be listed on the test? if wrong give correct answers please my answer is 3780.
asked by Anonymous 
Math
Simplify: sqrt x^28x+16 I know that this can be factored out to sqrt (x4)(x4) what do i do next?
asked by Shawn 
Chemistry
A 156.5 g piece of stainless steel was heated to 510 C and quickly added to 25.11 g of ice at 30 C in a wellinsulated flask that was immediately sealed. What will be the final temperature of the system if there is no loss of energy to the surroundings?
asked by Jerry 
math
a farmer with 10,000 meters of fencing wants to enclose a rectangular field and then divide it into two plots with a fence parallel to one of the sides. What is the largest area that can be enclose?
asked by kayla 
social studies
What did the Mesopotomians and Israelites have in common?
asked by Buddy 
Algebra
I'm not sure if anyone saw my question yesterday, but here it is again. Even if you can only answer 1 or 2 of the questions, that is fine. I am so confused with the rules of exponents. I know them, but I have a hard time applying them because of all the
asked by Alexandria 
check american government
im suppose to right an essay if the president is too powerful. is this good. The Articles of Confederation was our first Federal Constitution. It proved too weak to carry on the work of a national government. Under the Articles, each year the Congress met,
asked by Anonymous 
Math
I am kinda stuck on this one Simplify: ^5sqrt x^7 y^4 I don't know what to do for this problem. I am lost with what to do with the exponents when you have a number on the outside.
asked by Shawn 
culture
How do you think an average American’s perceptions of each group are created
asked by Anonymous 
geometry
Prove: if th bisector of an angle whose vertex lies on a circle passes through the center of the circle, then it is the prpendiular biector of the se,emt joining the points where the sides of the angle itersect the circle.
asked by Kelsey 
Chemistry
How many joules are required to convert 34 grams of ice at 0 degrees celcius to water at the same temperature? (Can you please show how you go the answer)Thanks!
asked by Ashley 
algebra ll
Pr=3*4/10*3/9*6/8 add Pr=4/10*3/9*2/8 can some one add this for me its too complicated please
asked by Anonymous 
Math
Find the missing value for the following triangles: Base: Height: Area: 27in. 54in.^2 4cm 64cm^2
asked by logan M 
algebra
Why is it important to simplify radical expressions before adding or subtracting? How is adding radical expressions similar to adding polynomial expressions? How is it different? Provide a radical expression for your classmates to simplify. Consider
asked by pat 
PreCalculus
The table below shows a frequency distribution of the number of pickup trucks sold at 85 truck dealerships in Maine over an 18month period. Number of trucks sold/Number of dealerships: 7090/2 90110/11 110130/39 130150/17 150170/9 170190/7 Find the
asked by Mary 
Algebra
I can not figure out how to solve this problem: "Two planes left the Chicago airport at the same time four hours ago. One is 40 miles per hour faster than the other one, and they are 6600 miles apart. What is the rate of each plane?" I am not the best at
asked by Julia 
4th grade
can you unscramble achtresit is part of the body beginning with the letter t
asked by Jay 
Spelling
Sorry, another quick question... u is a vowel, so shouldn't there be a "an" before it?/ For example: "Distress is not an universal association..." However, microsoft word keeps correcting me to say "a" instead.
asked by Andrew 
research writing
How can writers stive for balance when using statistics?
asked by anonymoys 
math
Why is it important to simplify radical expressions before adding or subtracting? How is adding radical expressions similar to adding polynomial expressions? How is it different?
asked by pat 
Math
There is a long fence along the border of 2 mens property. 1 man is using the existing fence to make a cattle pen. He has 500 ft of fencing. Suppose the pen extends x ft away from the existing fence along the border. Find an expression for the area in
asked by Luke 
algebra
solve p=60(20)m(6)+300
asked by linda 
check american government
although a democracy is based on freedom of expression, most people recognize the need to allow the government to exercise control over such things as false and misleading advertisements of illegal products, Is the banning of cigarette advertising on
asked by Anonymous 
math
x+y=1 2xy=2
asked by jackie 
math
How Do I Solve 10 To The 3rd power?
asked by Jennifer 
american government
briefly describe how the congress is organized. can you give me some information please
asked by Anonymous 
Math
Simplify: sqrt(4x^2)/(36y^6) is the answer x/(3y^3)?
asked by Shawn 
american goverment
although a democracy is based on freedom of expression, most people recognize the need to allow the government to exercise control over such things as false and misleading advertisements of illegal products, Is the banning of cigarette advertising on
asked by Anonymous 
english
can any of you unscramble this each line is scrambled Corny Barn Owl Brr Egg Now Robin Crew Warn Bones
asked by Alex 
math
a man is building a studio that has a circular base. the interior of studio has a diameter of 40 feet. what is the area of the floor space?
asked by michelle 
trig
find each value by referring to the graphs of the trig functions. 1. sec 4 pi...i got 0 Find the values for theta for which each equation is true. csc (theta)=1 i got pi over 2 +2 pi n
asked by gaby 
Math
^3sqrt4x ^3sqrt6y Not sure of how to work this problem.
asked by Shawn 
physics
an object of mass 10kg is dropped from a 20 m cliff. what is the velocity just before the object strikes the ground?
asked by Bailey 
Math
I am kinda stuck on this one Simplify: ^5sqrt(x^7 y^4) I don't know what to do for this problem. I am lost with what to do with the exponents when you have a number on the outside.
asked by Shawn 
physics
density of silves is 10.5 X 10^3 kg/m^3. find the volume occupied by 2 kg of silver.
asked by Bailey 
Chemistry
What is the quantity of heat evolved when 111.9 grams of H2O(l) is formed from the combustion of H2(g) and O2(g)? H2(g) + 1/2 O2(g) > H2O(l) Delta Ho = 285.8 kJ
asked by Trevor 
Math (precalculus)
I have a question about the symmetry of graphs, but maybe it's more of a simple factoring question... Why is f(x)=x+(1/x) odd, while h(x)=xx^2 is neither even nor odd? I understand that f(x)=x1/x=(x+1/x)=f(x) is odd because f(x)=f(x). Then for
asked by Lucy 
math
expressions with possitive and negative exponents. how do u leave no exponents in the denominator?
asked by tessa 
PHYSICS
This is the exact problem from the paper and I got an answer of 4.2 * 10^7 and I was wondering if this was the right answer. What is the height above the earth's surface at which all synchronous satellites (regardless of mass) must be placed in orbit? The
asked by NIQUEFROMDALLAS 
Math
add. 4 1/7 + 1 1/2=
asked by Laila 
it
i need an sample of a project management contengency plan
asked by art 
Chemistry
A 230gram sample of metal at 82 degrees centigrade is added to 632 grams of water at 14.4 degrees centigrade in an ideal calorimeter. The final temperature of the system (water and metal) is 22.8 degrees centigrade. What is the heat acapacity of the
asked by Trevor 
Stat's
Choose the probability as a fraction in lowest terms a.5/164490480 b.5/1370754 c.1/1370754 d.1/164490480 determine probability of winning a lottery from which 5 numbers are drawn without replacement from the set of numbers 1 to 46. in order to win, the 5
asked by Valerie