Questions Asked on
May 13, 2010

Anatomy and Physiology
1. Once the synaptic vesticles have fused with the membrane of the axon terminal acetylcholine ______ and calcium ions _____ the synaptic cleft. 2. Binding sites are exposed by the ____ that brings about the release of___. 3. Depolarization of the motor
asked by Chocho 
7th grade prealgebra
How to write an expression for the perimeter of the polygon. simplify the expression
asked by Colre 
gat
a block of metal has the dimensions of 2cm, 2cm,and 1cm. the block has a mas of 400g.what is the density
asked by gurl 
Help: geometry
The length of the longer leg of a 30°– 60°– 90° triangle with hypotenuse length 4 is _____ I do not understand how to figure this out.
asked by BWB 
physics
I recently did an experiment where I measured pressure at a few heights. The question I cam having trouble with is how to find the density of the air between the top and bottom. The difference in pressure from the top to bottom is 52.6 torr (692.5 to
asked by guillermo 
Grammar
Tony liked that car at the dealership. The verb in this phrase would be "liked" right becuase is the action that Tony is shownig?
asked by Carlos 
physics
The wavelength of yellow sodium light is 589 nm. What is its frequency? 1 Hz
asked by Anonymous 
Physics
The inner conductor of a coaxial cable has a radius of 0.900 mm, and the outer conductor's inside radius is 5.00 mm. The space between the conductors is filled with polyethylene, which has a dielectric constant of 2.30 and a dielectric strength of 18E6
asked by Physics 
Chemistry
Hi I need help with finding the Reduction Half reaction and Oxidation Half Reaction for this: copper(II) acetate reacts with water Cu(C2H3O2)2 . H20 > Cu^(2+) (aq) + 2(C2H3O2)^(1)
asked by Anonymous 
Science
What are some examples of solutions and suspensions in our everyday life?
asked by Pearl 
Organic Chemistry Lab
They are asking me to predict the boiling point at pressure of 30 torr. How would I do that? Thanks :D
asked by Janet :) 
Physics
Please Help! In our everyday environment, diffraction is much more evident for sound waves than for light waves. Why is this true?
asked by Katie 
physics
Why can’t you take a photograph of your image in a plane mirror and focus the camera on both your image and on the mirror frame?
asked by Katie 
chemistry(check my answer)
Which equation describes the relationship between the rates at which Cl2 and F2 are consumed in the following reaction? a)d(Cl2)/dt = d(F2)/dt b)d(Cl2)/dt = 2[d(F2)/dt] c)3[d(Cl2)/dt] = d(F2)/dt d)2[d(Cl2)/dt] = d(F2)/dt e)d(Cl2)/dt = 3[d(F2)/dt]
asked by eng 
3rd grade
What is the key words of the Vowel Pair and the Vowel Digraph?
asked by Keith 
chemistry
The solubility product constant (Ksp) for the dissolution of PbSO4 as represented by the chemical equation is 1.7x108. PbSO4 (s)= Pb2+ (aq) + SO42 (aq) Calculate the mass (g) of PbSO4 that dissolves in 1100 mL of water.
asked by andy 
chemistry
The solubility of MnS was found to be 0.000963 g per 700 mL of water. Calculate the solubility product constant (Ksp) for MnS. MnS (s)=Mn2+ (aq) + S2 (aq)
asked by andy 
bio/chem
how do i make percent solutions w/v starting with pure NaCl and distill water. eg 100ml of a 1% NaCl solution
asked by Amber M 
eNGLISH
I NEED HELP WITH THE A THESIS AND BODY PARA. FOR A PAPER ON COSMETIC SURGERY, THE DANGER OF COSMETIC SURGERY. PLEASE HELP
asked by Goldie 
Math
21. Find the square root ±√121 Is it 11? 28. Use the distributive property to simplify x(4x^2+x+4) 38. 4/5 + 2/10 Is it 3/5 ?
asked by Samantha♥ 
math
two circles have circumference of 10p cm and 12p cm. what is the difference in their radii
asked by chido 
phys101
please help with heat calculations that include the melting of ice
asked by kabelo 
chemistry
Which one of the following mixtures is suitable for making buffers? 1 H3PO4 and NaH2PO4 2 Na2CO3 and NaHCO3 3 NH4Cl and NH3 a. 1 only b. 2 only c. 3 only d. 1 and 2 only e. 1, 2, and 3
asked by zacky 
chemistry
A 0.010 M solution of a weak monoprotic acid has a pH of 3.70. What is the acidionization constant, Ka, for this acid? a. 2.0 ´ 104 b. 2.0 ´ 105 c. 4.0 ´ 106 d. 4.0 ´ 107 e. 4.0 ´ 108
asked by zacky 
chemistry
Chloroacetic acid has a relatively large equilibrium constant, so at low acid concentrations it is necessary to use the quadratic equation in order to calculate the concentrations of the aqueous species. Ka for ClCH2COOH is 1.4 ´ 103. For the problems
asked by khin 
Algebra
Need help with these: 12. Name the property: 8 + 3.4= 3.4 + 8 a. Inverse Property of Addition b. Associative Property of Addition c. Commutative Property of Addition d. Inverse Property of Multiplication I think the answer is C 16. The standard form for a
asked by mysterychicken 
English
Can you help me word this question, please? I don't want to sound too wordy!! Thank you very much. Could you possibly download the vocabulary activies on literature and the political election on the computer near the door in teacher's room in a folder
asked by Franco 
Chemistry
A 0.10 M solution of a weak monoprotic acid has a hydroniumion concentration of 5.0 ´ 104 M. What is the equilibrium constant, Ka, for this acid? a. 5.0 ´ 102 b. 5.0 ´ 103 c. 2.5 ´ 104 d. 2.5 ´ 105 e. 2.5 ´ 106 2. (Points: 1) What is the
asked by write2khin 
Chemistry
Which of the following can we predict from an equilibrium constant for a reaction? 1 The extent of a reaction 2 Whether the reaction is fast or slow 3 Whether a reaction is exothermic or endothermic a. 1 only b. 2 only c. 3 only d. 1 and 2 only e. 1 and 3
asked by IBY 
English
Thank you very much for all your corrections.I still have some queries. 1) Can you possibly email me the vocabulary activities in (on) literature and the recent parliamentary election in the UK you prepared for the fourth class? If you can't, I beg you to
asked by Franco 
chemistry
Using data in table below and S °(CaSO4·H2O(s))= 194.0 J·mol1·K1, calculate ÄfS° for CaSO4·H2O(s) in J·mol1·K1. CompoundS °, J·mol1·K1 C(s) 5.69 H2(g) 130.6 N2(g) 191.5 O2(g) 205.0 Na(s) 51.0 Cl2(g) 223.0 Ca(s) 154.8 S(s) 31.8 somebody
asked by write2khin 
Algebra
43. For every real number x, y, and z, the statement (xy)z = xz  yz is ________ true a. always b. sometimes c. never No idea.. 45. True or False: All equations give only one number as an output for every input number. False? 46. In which quadrant or on
asked by mysterychicken 
Short Story
I have to write a short story, which I've been attempting, and for now, I just want to know if the story is good. Characters: Orson Thompson: character is 47 years old, 5ft 6' tall, with pale green eyes and strawberry blonde hair. He is humble and reliable
asked by mysterychicken 
Math
Point X is on side BC of rectangle ABCD. If AX = 5 units, XD = 12 units, and AD = 13 units, find the area of ABCD.
asked by Mary 
math
square root of negative numbers?
asked by s 
Calculus
How do I evaluate 2x∫1 3t(t^2 + 1)^2 dt?
asked by John 
Nouns
In 1999, John went to Disney world for vacation. In this phrase the nouns would be "john" and "Disney world". But would vacation be considered a noun to??
asked by Carlos 
E.L.A.
My teachers aren't allowing to get their website where they post out homework through school? Can you tell me how to get in?
asked by Nia Weise 
algebra
together, jareds age and his daughters age total 100. but jareds grandfather is 70 years older than him. how old is jareds grandfather?
asked by karla 
calculus
determine the seating capacity of an auditorium with 46 rows if there are 18 seats in the first row, 21 in the second, and 24 in the third and so on
asked by kay 
binomial expansion
how do you expand the following as a series of ascending powers of x upto x^2 using binomial expansion for this function (1+x)^2(15x)^14
asked by mo 
statistics
Perform a twotailed hypothesis test on the intrinsic variable AND a twotailed hypothesis test on the extrinsic variable's data using a .05 significance level. Begin by creating a null and an alternate statement. Use Microsoft Excel to process your data.
asked by Donaldson 
chemistry
what you would do to prepare 100.0g of a 3.5% solution of ammonium sulfate in water
asked by Anonymous 
Philosophy
Which of the following ideas is important in virtue ethics? a) community b) duty c) natural human inclinations d) pleasure is it a???
asked by Mark 
find out information about the ocean
information about the ocean
asked by sara 
Finance
Ezzel Corporation issued perpetual preferred stock with a 10% annual dividend. The stock currently yields 8% and its par value id $1000. What is the stock's value?
asked by Lizette 
algebra
find the LCM of (7 4z), (4916zsquared), and (74z)
asked by jane 
Nouns
Life is full of choices, so I must learn to make good ones. In this phrase "life" and "I" are nouns but is "ones" considered a noun also because is used as number or no??
asked by Carlos 
Taxes
Omar acquires used 7year personal property for $100,000 to use in his business in February 2008. Omar does not elect 179 expensing, but does take the maximum recovery dedcution. As a result, Omar will have a positive AMT adjustment in 2008 of what amount?
asked by Heather 
Y
what is an arrangement of quantities whose positions are based upon the natural numbers
asked by J 
Geometry
I really need to know HOW to solve this. Pleasedon't even give me an answer, just instructions? Segment AB is a diameter of circle C. If A = (19, 3) and B = (37, 29), what are the coordinates of C?
asked by Kayte 
geometry
how do u solve s=2(6x4)+[2(6)+2(4)]10
asked by nathan 
math
2 person in a business. first pur $100& gets $120 and second puts $80 and gets $100. Who gains more and by what percentage?
asked by san 
math
rate in simplest form 261 miles in 29 minutes
asked by sandra 
chemistry
in a 300500 word essay distinguish between an ionic bond, a covalent bond, hydrogen bond, a single bond, a double bond, and a triple bond. Explain the behavior of the electrons in each type of bond. Give examples of compounds that result from both ionic
asked by GKMB 
Math
If the pattern of the first letters of MATHMATHMATH……continues to the right, the 1989th letter would be?
asked by Ladoo 
psychology
interactionism what influence does culture have on personality did you observe a particular culture derived trait which one of the four positions of the nature of traits do you agree with most and why compare and contrast your position against one of the
asked by Danny 
Nouns
In the United States, cell phones are a very popular item. The nouns in this phrase would be "United States" and "cell phones" but would "item" be considered a noun also??
asked by Carlos 
chemistry
how many joules are required to heat a frozen can of juice (360 grams) from 5C (the temperature of an overcooled refrigerator to 110C) the highest practical temperature within a microwave oven?
asked by Kelly 
language arts
What kind of poem is "Solitude" by Ella Wheeler Wilcox? (lyric, ode, haiku, etc.)
asked by Lauren 
Science
what is the relative location of the marine biome, specifically the ice cap biome?
asked by Jeff 
Nouns
In heaven there are many mansions. Would "many" be considered a noun??
asked by Carlos 
Finance
In 2008, Glenda had a $97,000 loss on a passive activity. None of the loss is attributable to AMT adjustments or preferences. She has no other passive activities. Which of the following statements is correct? a. In 2008, Glenda can deduct $97,000 for
asked by Heather 
Nouns
Hawaii is one of the most beautiful places on earth. Would "places" be considered a noun??
asked by Carlos 
math
area of a 7cm. by 7cm. complex figure
asked by desiree 
Geometery
How would I calculate the perimeter of a hexagon (which can be divided into 6 congruent equilateral triangles) which is inside a circle with an area of 314^2 cm? Many thanks
asked by Nick 
algebra
Review examples 2, 3, and 4 in section 8.4 of the text. How does the author determine what the first equation should be? What about the second equation? How are these examples similar? How are they different? Find a problem in the text that is similar to
asked by Susie 
Nouns
Reggei bought a computer today at the store for $700. Are the following words nouns: reggei, bought, computer, store,and $700. Do I need to add more or eliminate??
asked by Carlos 
math
Dr needs 500 needles priced at 2.60 per hundred. If he pays within 10 days, she receives a 2% discount, sales tax 5.5%. What amount would you pay with the discount? My math 2.60 x 500 needles = $13.00 $13.00 x 5.5% = 72cents 13.00 + .72 = $13.72 $13.72 
asked by LASTDAYS 
math
An advertisement states that 8 thermometers cost $12.42 minus a 3% discount. Dr wants to order a dozen to take advantage of the savings, sales tax is 5% What would the cost be? I divided 8 into $12.42 with $1.55 per thermometer. $1.55 x 12 thermometer =
asked by LASTDAYS 
algebra (math)
h^219h+78=0 solve for h
asked by frances 
Nouns
Would "spouse" be considered a noun or depends on how it's used??
asked by Carlos 
calculus I integral
Is this correct? Evaluate 2x∫1 3t(t^2 + 1)^2 dt u= t^2 + 1 du= 2t dt 1/2du=tdt 2x∫1 3u^2 1/2du 3/2 2x∫1 1/3u^3 + c 3/2 [1/3 u^3] 3/2(1/3(2x)^3)  3/2(1/3(1)^3) Answer= 4x  1/2
asked by John 
math
Robert's acct p $98.50 has been delinquent for three months. Office procedures charge a 2% service charge after 90 days componded monthly and is added to future bills. What will be the amount owed after nine months? I did $98.50 x 2% = $1.97 $1.97 x
asked by LASTDAYS 
reimbursement methodologies
Can someone please double check my answers. Any feedback would be greatly appreciated..Thanks 1. By creating a committee on social welfare, the American Association of Labor Legislation helped to A. decrease public hospital costs. B. implement fee
asked by Barb 
Nouns
"plan" is an adjective but when it is written with an "s" as in "plans" is it considered as a noun or no??
asked by Carlos 
Algebra 2
how to simplify algebraic fractions?
asked by Alice 
psychology
Why is it important to understand the history of abnormal psychology?
asked by Evelyn 
algebra 2
3b^2+15b/2b^350b
asked by Alice 
Vectors
Using a vector diagram explain why it i easier to do chinups when your hands are 30cm apart instead of 90cm apart. (Assume the force that is excerted by your arms are the same in both cases
asked by Marie 
Chemistry
Which of the following can we predict from an equilibrium constant for a reaction? 1 The extent of a reaction 2 Whether the reaction is fast or slow 3 Whether a reaction is exothermic or endothermic a. 1 only b. 2 only c. 3 only d. 1 and 2 only e. 1 and 3
asked by Iby 
Chemistry
When all the following solutes act as acids, the one with the weakest conjugate base is a. H2SO3. b. H2CO3. c. HClO4. d. HClO. e. HF. 4. (Points: 1) A sample of ammonia (Kb = 1.8 * 10^5) is titrated with 0.1 M H2SO4. At the equivalence point, the pH is
asked by Iby 
Chemistry
0.10 M solution of a weak monoprotic acid has a hydroniumion concentration of 5.0 * 10^4 M. What is the equilibrium constant, Ka, for this acid? a. 5.0 *10^2 b. 5.0 * 10^3 c. 2.5 * 10^4 d. 2.5 * 10^5 e. 2.5 * 10^6 2. (Points: 1) What is the
asked by wite2khin 
chemistry
Which solution would show the GREATEST change in pH on the addition of 10.0 mL of 1.0 M NaOH to 1.0 L of each of the following solutions? a. 0.50 M CH3COOH + 0.50 M NaCH3COO. b. 0.10 M CH3COOH + 0.10 M NaCH3COO. c. 0.50 M CH3COOH. d. 0.10 M CH3COOH. e.
asked by wite2khin 
chemistry
Using data in table below and S °(CaSO4·H2O(s))= 194.0 J·mol1·K1, calculate Delta fS° for CaSO4·H2O(s) in J·mol1·K1. CompoundS °, J·mol1·K1 C(s) 5.69 H2(g) 130.6 N2(g) 191.5 O2(g) 205.0 Na(s) 51.0 Cl2(g) 223.0 Ca(s) 154.8 S(s) 31.8
asked by zacky 
us history
Explain the pragmatic, political measures Eisenhower used to manage the economy.
asked by Anonymous 
English: To Kill a Mockingbird
In the book To Kill a Mockingbird by Harper Lee, does the back windows of the Radley's place have shutters or curtains? Another question: In the book on page 71 it says that Jem opened the gate, ran through collards. Did they run through the collards to
asked by Anonymous 
math
A company sells model cars, trucks, planes, and boats. Before shipping 18,000 of each product a sample of each is tested. Predict how many of each model are defective given the following results. of 750 cars, 25 are flawed_________________ of 800 trucks, 4
asked by Cassie 
english
writing the following sentences correctly. Diving as experts, the bottom of the ocean is a good place for seals to find food. Jogging along a woodland path, Andy spied a moose.
asked by carol 
2nd grade
I want some help writing about an imaginary trip to the moon, what i heard and touched
asked by anghel 
HCA 210
In a few weeks I have a final paper due. I need to develop a proposal that describes a new health care system using the current U.S. health care system's strengths, weaknesses, and challenges. Do you have any suggestions for a new system?
asked by Anonymous 
math
susan has red, blue, green, and yellow sweaters, joanne has green, red, purple, and white sweaters, diane's sweaters are red, blue, purple, and mauve, each girl ahs only one sweater of each color and will pick a sweater to wear at random what is the
asked by lisa 
science
a girl on stilts weighing 600N applying twice as much force as to boys weighing 600N each sitting down
asked by sean 
Algerba
4x + 10 = 22
asked by Anonymous 
Math
Write the equation that has the given roots. Roots: 1 with multiplicity of 2 and 1 How do you figure it out?
asked by Jennifer 
ecology
the word habitat has a hidden organism in the word what is it
asked by Anonymous 
Chemistry
At a certain temperature and pressure, chlorine molecules have an average velocity of 0.0410 m/s. What is the average velocity of sulfur dioxide molecules under the same conditions?
asked by Kayla 
chemisrty
What is the ratio of the average velocity of hydrogen molecules to that of neon atoms at the same temperature and pressure?
asked by someone 
AlgebraQuadratic Applications
A diver on a platform 40 feet in height jumps upward with an initial velocity of 5 feet per sec. His height in h feet after t seconds is given by the function h=16t^2+5t+50. What is his maximum height? How long will it take him to reach the surface of the
asked by chica 
English
What is a reflection of a drawing? Do I write what the people in the drawing are feeling or thinking?
asked by Anonymous 
How Children learn
I have most of these answered already. I want to see if I have those right, and if someone can help me figure out the ones I don't have yet. 1)Acording to Jean Piaget,in what is all learning based? A)Sensorimotor Learning MY ANSWER B)Preoperational
asked by Crissy 
Vectors
the vector a5b and ab are perpendiculat. If vector a and b are unit vectors, then determine axb
asked by Marie 
algebra
when you are given two equations which are both true,and you are asked to solve for both x and y.you plan to solve this set of equations by substituting part of one equation into the other so you end up with an equation that contains only x's or only y's
asked by Anonymous 
algebra
solve x5/x*x54 7x+8/x*x3x54 +x2x*x+12x+36
asked by josh 
chemistry
how many grams of silver chloride are produced when 45 grams of calcium chloride react with excess silver nitrate?
asked by kathren 
english
keep high aspirations moderate expectations and small needs. whats does this means
asked by brittany 
Biology
How do you find the genotype on a pedigree chart for a male or female with lung disease?
asked by Ghordan 
Skills for the effective teachers aide
Once again, I have most answered. Want to double check those and I have a few that I need help on. 1)What is active listening? A)interrupting the speaker with questions? B)listening attenintively and asking clarifying questions? MY ANSWER C)listening
asked by Crissy 
6th grade language
please help.diagram the adjective modifier in this sentence. The red tuplis and yellow daffodils are pretty. thanks
asked by blair 
chemistry
how many groups (families) are there n the periodic table how many elements are in your periodic table what is the basic theme of organization in the periodic table
asked by keisha 
Geography
i have a project it is on urban planning Committee. so i got Elderly . so i have to present my ideas to my classmates and to teacher. iam starting my presentation like this .... my name is anu and my projct is on Elderly . Elderly people will have helth
asked by anu 
math
What is the linear function for the relation between the number of participants and cost if the cost for 20 students is $600 and $1,000 for 100 students?
asked by anonymous 
english
What is the definition of respect
asked by Cody 
Geography
elderly  Health care[hospitals] recreation[clubs,parties,bingo] home care transportation 55 pluss including services funeral services elavators\hrdralic chair lift basic services food handicap parking discounts lisence to drive this is my
asked by anu 
language
thank you Ms. Sue, my new sentence is Leanna, vacuumed the living room and dusted the knicknaks on the piano. Please diagram the adjective modifiers. Thank you.
asked by blair 
Math
Find 3 coordinates on the circle when the center of the circle is (4, 3) and the radius is 5 Help me!!! Thank you :)
asked by Carrie 
math
a 7 digit phone number has a 3 digit prefix followed by 4 digits.how many different phone numbers are possible??
asked by angela 
Foundations of american education
How do educational philosophies and theories affect the statement of purposes and goals, curriculum, instruction, and values?
asked by Anonymous 
Criminal justice system 250
Why is it important for a security professional to know specifics about the particular target environment to which they are assigned? How can experienced security professionals prepare themselves for challenges and opportunities they have never encountered
asked by cj 
physics  magnetism
A simple generator has a 780loop square coil 21.0 cm on a side. How fast must it turn in a 0.650 T field to produce a 150 V peak output? I got 6.71 rev/s but that is wrong
asked by Anonymous 
Social Studies
I am writing a speech because I am running for student council vice president. The speech is pretty good but I think it needs some humor. Do you have any suggestions? p.s. The voters are in elementary school.
asked by Anonymous 
bsdf
Give examples of how humans have increased their food supply and what effects these methods have on the environment overall
asked by fgsdfg 
english 4
can i get help on my senoir project? it's about csmetic surgery.
asked by jessica 
Math
I understand how to do these kind of problems except this one. Write the equation that has the given roots. Roots: 3 with multiplicity of 2, 5, 0 with multiplicity of 4. By the way I understood the help that I got earlier, but this problem seems to be
asked by Jennifer 
algebra
a/3+a/31=a solve for a
asked by Jamie 
Art
I have a project and in my instructions it states: * Have a broad area of art selected for your project, for example, architecture, sculpture, film, video art, installation art, performance art, painting, drawing, photography, or Internet art. * Within
asked by Lola 
Punctuation
Is there an error in the following phrase that contains the word "boys"? ex.  Junior boys' basketball team
asked by AL 92 
Physics
what is magnitude of the centripetal if the tangential speed of the car is 2.0m/s and the radius of the wheel is 83m
asked by James 
geography
elderly on my poster can i put like this... facilities:  Health care[hospitals]  recreation[clubs,parties,bingo] home care transportation 55 pluss including services funeral services elavators\hrdralic chair lift basic services food handicap
asked by anu 
English
I just wrote an essay about how annoying it is when people like to type online "l!k3 tH!$", and I need some ideas on what to title it?
asked by Katherine 
Physics
suppose the hammer has a mass of 7.26kg, the wire is 1.00m long, and the force keeping the hammer moving in a circle is 7.43 x 10^3N. what will the hammer's speed be when the thrower releases the wire?
asked by James 
Algebra
Tara’s website, Garden Edibles, specializes in the sale of herbs and flowers for colorful meals and garnishes. Tara sells packets of nasturtium seeds for $0.95 each and packets of Johnnyjumpup seeds for $1.43 each. She decides to offer a 16packet
asked by Susie 
algebra 1
alright i have a few questions if its ok..? Simplify: 1. 2√(96a^5) 2.√(x+6)^7 3.√18a^5b * √12ab^3 4.√7/8 5. 2√10/6√50 6.1/3√27+27√1/3 7.Solve: √(2x7) + 3=8 Thanks so much! really appreciate it!
asked by Ryan 
health information
how does the national committee for quality assurance use health plan employer data and the information set data? be sure to explain how the information that's collected is used and by whom?
asked by Anonymous 
English
For the book, To Kill a Mockingbird by Harper Lee does the Radley place have curtains or shutters?
asked by Anonymous 
10th grade
how does annie dillard expreses her analysis for "transfiguration"?what is she mostly talking about?
asked by jackie 
CHEMISTRY
This is STOICHIOMETRY. Please i need help in the worst way. I don't understand this at all and it is due tomorrow, please i need someones help who really understands this. #1.aluminum nitrite and ammonium chloride react to form aluminum chloride, nitrogen
asked by Jamie 
human resource
2.What spiritual purpose do you think they serve for indigenous peoples
asked by Anonymous 
algebra
find sales tax in your area (6%). using tax rate, write a linear equation representing the total with tax for a purchase of x dollars. Using this equation to dtermine what the pretax cost of the item is if the total cost is $10.
asked by sally 
economics
what source of economic groth is reflected in the economy by an increase in productivity without an increase in productivity in land, labor, or capital?
asked by Anonymous 
Social Studies
were american diplomats held hostage in the 1980s
asked by Jesus 
U.S. and Global Economics
(This homework question was removed due to a copyright claim submitted by K12 Inc.)
asked by Justin 
geography
give what to on myt poster please help me
asked by anu 
Contemp. World History
I have to write a paper tonight answering the question: What is the greatest threat to US supremacy today? Its a opinion paper but I need some media sources to back up my argument. I am having a hard time brainstorming ideas and i feel stuck. Any
asked by Drew 
Geography
What geographic features might create differences in France's and Germany's economies?
asked by Melissa 
algebra
I have one more step in my question. I have to Find the value of 10^2.4 by putting this value in a calculator. I do not have a calculator to do this, can anyone help me out?
asked by Dani 
science
7.5 micrmeters will go into 7.5 millimeters how many times?
asked by jayme 
chem
what are the bond angles and extraction and purification of cinnamaldehyde
asked by priscilla 
Geometry
use 3.14. How much foil is required to cover a rectangular box that is 4in by 8in by 5in?
asked by Anonymous 
math
Please explain how to get the answer. At the animal shelter, 1/3 of the animals are dogs, 2/12 are cats, and 19 are other animals. How many animals are at the shelter? I said 1/3x + 2/12x + 19 = 4/12x + 2/12x = 19= 6/12x = 19 1/2x = 19 x =
asked by Sonya 
Physics
In the process of fluorescence, an atom ab sorbs a photon of ultraviolet light and emits two or more photons of visible light. Is the reverse process possible? (That is, is it possible for an atom to absorb a photon of visible light and emit photons of
asked by Anonymous 
algebra
one clerk can stuff every 30 seconds the 2nd clerk i every 40 seconds. how long will it take them to stuff 140 envelopes
asked by matt 
chemistry ;)
what are the bond angles and extraction and purification of cinnamaldehyde
asked by cristal 
environmental science
Should humans strive to preserve a representative sample of all biomes or aquatic zones
asked by Anonymous 
Math
Six pipes each having a radius of 0.5 feet are stacked in a triangular pile with three pipes on the ground tangent to each other, two in the next row and one on top. What is the height of the pile. Express you answer in simplest radical form
asked by Zach 
alegebra
4m^+20m+25= 4(m+20m+25) over the 4 is two square could you check this problem
asked by Ashley 
chem
Ammonium carbonate (solid) decomposes when heated to produce three gaseous products  ammonia, water, and carbon dioxide. 1. Write the balanced equation for the reaction. 2. Suppose that ammonium carbonate is heated to 500 K in a sealed vessel. At
asked by jake 
Finance
Why do you think the goals of cash management would be different depending on the size of a company?
asked by Anonymous 
Physics
Four charges are located at the corners of a square as shown below. Calculate the magnitude and direction of the net force on charge 3Q and charge 4Q. (sorry don't have picture, but it is of a square with corners Q, 2Q, 3Q, and 4Q clockwise). I don't
asked by Sheila 
biology
Pick one of the multiple choice that best matches the answer. For grasshoppers and locusts to be in the same family they must also be in the same a. order b. group c. genus d. species two members of the same ___ would be most clostly related. a. order b.
asked by kate 
statistic
Compute a simple price index for each of the four items. Use 2000 as the base period
asked by carol