Questions Asked on
September 21, 2008

psychology
what are stress moderators
asked by Anonymous 
Algebra
LIst the steps for solving distribution.
asked by Izzy 
algebra
Ok so ive gotten this far on finding the points of (2004, 3370) and (2007, 3552) can someone help me find out the equation in y=mx+b form please
asked by mikey 
Chemistry
Imagine that you have a 7.00 gas tank and a 3.00 gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch. If you fill the larger tank with oxygen to a pressure of 145 , to what pressure
asked by George 
Chemistry
When heated, calcium carbonate decomposes to yield calcium oxide and carbon dioxide gas. How many grams of calcium carbonate are needed to produce 81.0 of carbon dioxide at STP? Is the asnwer 80.95
asked by George 
CHemistry
Butane, , is a component of natural gas that is used as fuel for cigarette lighters.At 1.00 and 23 , how many liters of carbon dioxide are formed by the combustion of 1.00 of butane?
asked by George 
Calculus
I am given the function P=9e^(0.9t) In the funcion form P=(P initial)(a^t) what are the values of P initial and a P initial is 9 what is a?
asked by George 
Calculus
For each value of h, evaluate the following function. Round your answer to four decimal places. lim h>0 (4+3)^(3)64/h A) h=0.01 B) h=0.001 C) h=0.0001 D) h=0.01 E) h=0.001 F) h=0.0001 For A I got 48.9 For B I got 48.99 For C I got 48.999 For D I got
asked by George 
SOCIAL STUDIES
PLZ TELL ME WHERE CAN I GET INFORMATON ABOUT DISASTER MANAGMENT?????????????/
asked by PULKIT THE GREAT 
biology
how is the s phase of the cell cycle measured?
asked by grace 
Integral Calculus
Find the area of the surface generated by revolving the given curve about the yaxis. 8xy^2=2y^6+1 , 1
asked by Akitsuke 
Integral Calculus
A typical flea jumps vertically w/an initial velocity of about 5ft/s. How much does the flea jump? Ans. 65/64ft or 4.7in.. pls show the solution and explain.. thanks a lot.. :)
asked by Akitsuke 
chemistry
What is the maximum mass of aluminum chloride that can be formed when reacting 30.0 g of aluminum with 35.0 g of chlorine?
asked by Summer 
college physics
Three blocks of mass 1kg,2kg and 3kg move on a frictionless surface and a horizontal force 46 N acts on the 3kg block.1kg and 2kg blocks are in contact with each other while 1kg and 3kg blocks are connected by a chord. (a) Determine the acceleration of the
asked by Sandhya 
history
Describe how the cold war ideology crystylized after WWII changed wartime alliances that had existed during the war.
asked by debi 
chemistry
What mass of limestone (in kg) would be required to completely neutralize a 15.2 billionliter lake that is 1.9×10−5 M in sulfuric acid and 8.6×10−6 M in nitric acid?
asked by Summer 
english
are the following sentences correct?the price of these jeans is reasonable. the quality of the candle is poor. bread and butter are our daily food. the books borrowed from the library are on my desk. the famous singer and composer have arrived. the boy who
asked by ralph 
home economics
Please help me... what are the different kinds of stitch? and can u pls show me the sample picture for eah stitch?
asked by amie 
History
Can someone help to explain the social, economic, and political composition of the decade of corporate greed and how it affected the political climate of the 80's during the Reagan administration.
asked by Lisa 
MATH
factor completely 32  2t^4 is this correct? 2(t^24) (t^2 + 4)
asked by jennifer 
MATH
solve 6x^2  5x +1 = 0 is this correct? 6x^2  2x  3x + 1=0 2x(3x+1) 1(3x +1) (2x1)=0 (3x1)=0 x=1/2 x=1/3
asked by jennifer 
MATH
solve (2s + 5)(s+1)=1 am I on the right track? 2s^2 +2s=5s=5+1 2s^2+7s+5=1 2s^2+7s=6 where do i go from here?
asked by jennifer 
Algebra
1) translate to an algebraic expression: one less than a product of two numbers A: xy1 2) 12/25 = ? A: ? = .48 3) Find x when x= 25/41 (this is a fraction) A: x = 41/25 4) Use a commutative law to find an equivalent expression. An equivalent expression
asked by Carmen 
Mth plz...help
A linear regression equation of best fit between a student's attendence and the degree of sucess in school is h = 0.5x + 68.5. the correlation coefficent, r, for these data would be (1) 0 < r < 1 (2) 1< r < 0 (3) r = 0 (4) r = 1
asked by Ashlee 
Calculus
For each value of h, evaluate the following function. Round your answer to four decimal places. lim h>0 (4+h)^(3)64/h A) h=0.01 B) h=0.001 C) h=0.0001 D) h=0.01 E) h=0.001 F) h=0.0001 For A I got 48.9 For B I got 48.99 For C I got 48.999 For D I got
asked by George 
Chemistry
Imagine that you have a 7.00 gas tank and a 3.00 gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch. If you fill the larger tank with oxygen to a pressure of 145 , to what pressure
asked by George 
Chemistry
Butane, , is a component of natural gas that is used as fuel for cigarette lighters.At 1.00 and 23 , how many liters of carbon dioxide are formed by the combustion of 1.00 of butane? 2C4H10+13O2 yields 8CO2+10H2o
asked by George 
Spanish
In spainsh is the u silent when it is next to an e? For example, in the word huele is it pronounced like ala or wala. (Hard A's)
asked by Taylor 
Chemistry
Butane,C4H10 , is a component of natural gas that is used as fuel for cigarette lighters.At 1.00atm and 23 degrees Celsius , how many liters of carbon dioxide are formed by the combustion of 1.00 of butane? 2C4H10+13O2 yields 8CO2+10H2o Any help would be
asked by George 
maths
can you replace the stars with figures **** x 3
asked by john 
maths
can you replace the stars with figures **** x 3 ______ ***** the whole calculation uses each of the digits 09 once and once only the 4 figure number contains three consecutive numbers which are not in order. the third digit is the sum of 2 of the
asked by john 
basic chem lab question
what is the mass of a typical 50 ml glass beaker in grams
asked by al 
com22o
I have a question for anybody and no it is not home work. Now that you have finished your reseacher paper,for class com22o what advice would you give to students starting this course? what would you do differently if you were just starting this course?
asked by ano 
Math
Why is it crucial to understand rational exponents?
asked by Phoenix 
Algebra
1) translate to an algebraic expression: one less than a product of two numbers A: xy1 2) 12/25 = ? A: ? = .48 3) Find x when x= 25/41 (this is a fraction) A: x = 41/25 4) Use a commutative law to find an equivalent expression. An equivalent expression
asked by Carmen 
financial accounding
unexpired insurance at the end of the fiscal period represents; an accrued asset, an accrued liability, an accrued expense, or a deferred expense?
asked by paul 
11th grade
where can i find a simple map of the original 13 colonies showing french and spanish territories
asked by amber 
financial accounting
Which of the following supports the accrual basis of accounting? revenue recognition concept, cash concept, mathcing concept, or revenue recognition and matching concepts?
asked by paul 
math
factor completely (x+9)^2 5(x+9)6 how do i do this one?
asked by Anonymous 
MATH
checkers The area of a square checker board is 25x^2 40x +16. Find the length of a side. how do i figure this out?
asked by Anonymous 
MATH
boating The inclined ramp of a boat launch is 8 meters longer than the rise of the ramp. The run is 7 meters longer than the rise. How long are the three sides of the ramp? please explain how to do this one
asked by jennifer 
math
how do you do for factors and divisibility
asked by jennifer 
Finance
Suppose a Midwest Telephone and Telegraph (MTT) Company bond, maturing in 1 year, can be purchased today for $975. Assuming that the bond is held until maturity, the investor will receive $1,000 (principal) plus 6 percent interest (that is, 0.06 3 $1,000 5
asked by Greatdanelola 
Finance
National Telephone and Telegraph (NTT) Company common stock currentyl sells for $60 per share. NTT is expected to pay $4 dividend during the coming year, and the price of the stock is expected to increase to $65 a year from now. Determine the expected
asked by Greatdanelola 
current events
can someone help me find a really interesting human interest story I could present to my class?
asked by kelli 
Finance
Suppose that 1 year later, NTT's common stock is selling for $75 per share. During the 1year period, NTT paid $4 commons stock dividend. Determine the realized (expost) percentage holding period return on NTT common stock. What if it was sold for $58 1
asked by Greatdanelola 
12th grade
Think of a business in your local area. Describe its operation in terms of factor markets and product markets.
asked by Esmeralda 
science
if you cut the marble into two equal pieces, what will be the density , mass and volume of one of those pieces.
asked by Ashlee 
calculus  what is the derivative?
Let f(x) = 2x^2 + 1 a. Find the derivative f' of f. b. Find an equation ofthe tangent line to the curve at the point (1,3). c. Sketch the graph of f. *Can someone please help me? I have been trying to do my homework for some time now and I am stuck on this
asked by B :) 
science ()
Why do the cheeky girls look slightly different?
asked by lizzie 
math
Describe some practical applications for fractions in your daily life. What are the challenges you have experienced regarding the use of fractions? Explain your answers.
asked by nikki 
science plzzz help
1 what si the diference between mass and weight? 2 will the following substances float or sink in water at 3.98 degree celcius? Mass volume float & sink 25g 50ml ? 65g 40ml ? 36g 35ml ?
asked by ashlee 
Math
Why is it important to understand rational exponents?
asked by Phoenix 
8th grade Maths
The product of three consecutive integers is 1716. What is the greatest of the three integers?
asked by seera 
7th grade
we are reteaching the metric system and i forget how to do any of it! can you help me with like convertic and things? thx  k gurl
asked by k gurl 
English
I wrote this 2 years ok  please could you critique it A tale of dishonesty Our story takes place in Zakinthos – a place in Greece long ago. It is all about the Princess of that fine land. Her name was Maria and she was sick of palace life. She stayed
asked by Emma 
public health
Is Avian Flu an imminent/eminent threat? Who should get the first flu vaccine during a worldwide outbreak  the 60yearold grandmother with a weak heart and lungs or the healthy 4yearold with decades ahead of her?
asked by Anonymous 
language
how do larger than life characters show the values of their cultures
asked by karen 
Cultural Diversity
Write a 1,050 to 1,400word research paper identifying the linguistic, political, social, economic, religious, and familial conventions and/or statuses of four Hispanic groups living in the United States. Your paper should cover Mexican Americans, Puerto
asked by scooby9132002 
Business
What is/could be a job title for a person that goes out seeking clients for a web developing company?
asked by Anonymous 
art
Describe in detail how the Principles of paintin can be identified
asked by moonlight 
art
Describe in detail how the Principles of painting can be identified
asked by Taisha 
10th Grade Math
Why is it important to understand rational exponents?
asked by Phoenix 
World History
Is this a good thesis for this topic question? I really need help, I can't ask my mom for help right now and I usually have her help me so it's kind of hard for me to do this totally on my own thank you so much if anyone could help. Topic Question:"An
asked by Filipe 
cultural diversity (need a better understanding)
Can you explain to me what these each mean please: linguistic, political, social, economic, religious, and familial conventions (note that word) for each group
asked by scooby9132002 
science....help
thanks ....is it like... 25g 50ml float 0.5 65g 40ml float 1.625 36g 35ml float 1.0285 and ya 1 more question what is the difference between mass and weight?
asked by ashlee 
university of pheonix
Post your responses to these questions: What differentiates the act of grouping people from the act of stereotyping? How can stereotyping affect group relations? Give an example of a stereotype you find in your everyday life. • Comment on the experiences
asked by jaquil 
10th Grade Math
Why is it important to understand rational exponents? How does it work with radicals?
asked by Phoenix 
Calculus  average velocity
*VELOCITY OF A CAR* Suppose the distance s (in feet) covered by a car moving along a straight road after t sec is given by the function s = f(t) = 2t^2 + 48t. a. Calculate the average velocity of the car over the time intervals [20,21], [20, 20, 20.1], and
asked by B <3 
Algebra
A brick is dropped from the Empire State Building at a height of 324 meters. If you neglect any type of air resistance, what is the distance in meters that the ball falls during the interval between the 8th and 9th second?
asked by Mary 
Spanish Icheck answers, please
The assignment: complete the sentences below with the appropriate indirect object pronouns. 1) Yo les compro globos de muchos colores a mis hermanitos. 2) Rosario le va a dar una corbata a su padre. 3) Que` os dan tus padres a ti, Ramiro? 4) Mis hermanos y
asked by Lucy 
music
what developments of the Baroque made the most significant contributions to the future of music.
asked by luly 
math
I don't understand these types of problems Find the average rate of change of f between 1 and x f(x)f(1)/x1 and X cannot be equal to 1 1) f(x)= the square root of x+3 2) f(x)=1/(x^2) 3) f(x)=x^3 + x
asked by kelli 
Math
Why is it important to understand rational exponents? How does it work with radicals?
asked by Phoenix 
Child Development
Prepare a Microsoft® PowerPoint® presentation, flow chart, or other visual aid to provide an overview of the normal developmental expectations for each of the five developmental stages. The content of your presentation should include a brief description
asked by Kerry 
business evolution
What is and example of capitalism
asked by Anonymous 
epi
1. Provide three questions in regards to descriptive epidemiology based on the available data in any graph figure preferably relating to each aspect of descriptive epidemiology: person, place, and time. 2. Provide answers to questions you pose.
asked by Anonymous 
Math12
desrribe what happens to the equation of a function when you make each change to its graph a)compress horizontally by a factor of 1/4, and vertically by a factor of 1/2 b)expand horizontally by a factor of 2, then translate 3 units left
asked by John 
Math
What is a perfect square? What is a square root?
asked by Phoenix 
epi
Workers in less developed countries have comparable death rates to the U.S. in the same industries. (Points: 3) True False 2. OSHA and NIOSH were established as provisions of the 1976 Toxic Substances Control Act. (Points: 3) True False 3. Which of these
asked by Anonymous 
Math
Why is it important to understand rational exponents? How does it work with radicals?
asked by Phoenix 
GRADE 11 MATH
Show that the equation 2x^2  5x + 2 = 0 has roots that are reciprocals of each other. Under what conditions will a quadratic equation in the form ax ^2 +bx + c = 0 have roots that are reciprocals of each other?
asked by BOB 
pre calc
Take out the spaces: h t t p : //img 151. imageshack. us/my.p hp?image=graph bb0. png 1)I need to find the intervals on which it is increasing, decreasing, or constant 2) whether it is even odd or neither 3) domain and range
asked by kayla 
algebra
Hello. Can you explain to me how to factor the following? 30x^2  48x 6x^2 + 7xy  20y^2 Thank you.
asked by Stephanie 
middle school math
A brick is dropped from the Empire State Building at a height of 324 meters. If you neglect any type of air resistance, what is the distance in meters that the ball falls during the interval between the 8th and 9th second? Gravity falling on an object
asked by Anonymous 
science
1.act against the direction of motion and gets larger as an object moves faster 2. an object acted upon by a net force will accelerate in the direction of that force. 3.the speed an object reaches when the force of gravity is balanced by the force of air
asked by karen 
science
1.act against the direction of motion and gets larger as an object moves faster 2. an object acted upon by a net force will accelerate in the direction of that force. 3.the speed an object reaches when the force of gravity is balanced by the force of air
asked by karen 
MATH: TRINOMIALS
Hello. Can you explain to me how to factor the following. 30x^2  48x x2 + 6x + 7
asked by Stephanie 
science please help me
in classification system what does BASIS mean????????
asked by ali 
Math
ã(X+2)X=0 THE SQUARE ROOT OF (X+2)x=0
asked by Casey 
chemistry
I need to create an experiment to separate and identify the components of an unknown heterogeneous mixture and to recover as much of the separated solid components as possible. The unknown mixtures may contain up to 4 of the following substances, one or
asked by sammy 
Physics
A certain car is capable of accelerating at a uniform rate of 0.85 m/s2. What is the magnitude of the car’s displacement as it accelerates uniformly from a speed of 83 km/h to one of 94 km/h? I don't get this question. How do you calculate displacement
asked by TAG 
english
help unscramble lesfat
asked by sylvia 
MATH
factor completely (x+9)^25(x+9)6 x+9=y y^25y6 (y3)(y+2) (x+93)(x+9+2) is this correct?
asked by jennifer 
intermediate algebra
factor completely Z^218Z+8125x^2 I have tried this one several times and just can't seem to get it. please help
asked by jennifer 
9th grade science
how u covert 4.1dg____kg
asked by shannon 
gemotry
Eduardo owned 6/7 of a family business. He sold 1/5 of the business to his son. wat portion of the business does he still own
asked by michelle 
Geometry.
AB = x+4 BC = 2x1 If AC = 27, then X = _____? If AB = 6, then AC = ______?
asked by Breanna 
Financial Management
I need to fill in the blanks on my income statement/balance sheet. Here is the information given: The following data pertain to Pavilion Products Inc. (PPI): PPI has outstanding debt in the form of accounts payable, 6month notes payable, and longterm
asked by Rachael 
algebra
Please Help me solve this problem... Give exact and approximate solutions to three decimals places. x^2 + 3x  7 = 0 Thanks!!!
asked by Meia 
calculus  (derivatives)
Find the derivative of the function f by using the rules of differentiation. F(x) = 3 ã x
asked by B <3 
algebra
I need help with the first problem. Factor. 100w^2  9 c^3 + 27 My approach: (c+3)(c+3)(c+3) Is this correct?
asked by jennifer 
Anatomy and Physiology
How would I arrange the following types of epitheliium in order of protectiveness from 1 to 5? A. Simple Squamous B. Stratified Squamous C. Simple Cuboidal D. Pseudostratified E. Simple Columnar
asked by Adrienne 
chemistry
what is a good explanation for: Many enzyme catalyst reaction start out as 1st order and as time passes by it becomes 0 order. Why?
asked by Tri 
Micro Economics
Assume that the market for annual physical checkups is in equilibrium, and not everyone gets an annual physical checkup. What is the effect on price and quantity if a government regulation fixes prices at the current level and requires everyone to get an
asked by Will Jr. 
Project
What are some advantages and disadvantadeg of gasoline powered cars?
asked by Jennifer 
Literature
In "A Pair of Silk Stockings," the silk stockings are a symbol of
asked by Melissa 
10th grade Literature
Ok, I have to answer questions on these 2 poems, and I can't figure them out... The Golf Links Lie So Near The Mill by Sarah N. Cleghorn The golf links lie so near the mill That almost every day The working children can look out And see the men at play.
asked by Taryn 
Advanced Chem
How can one determines whether there is a free rotation around a carboncarbon triple bond?
asked by Idiota 
math
sketch the image of f(x) after: a) a horizontal compression by a factor of 1/2 b) a veritcal expansion by a factor of 3 c) both transformations in parts a and c have been applied d) write the equations of the three image for a b and c i think i graphed a b
asked by John 
calculus
Consider a plane curve which is described in polar coordinates (r, @) by r = g(@) for @ for all [a,b] (@ representing theta). Starting from the known expression for the length of a plane curve in Cartesian coordinates and the equation x = rcos@, y = rsin@,
asked by mark 
grade 11 maths plz help!!!
The drama club plans to attend a professional production. From 10 to 35 students will go. There is a onetime handling fee of $3. each ticket costs $25 plus $2 surcharges. Write a linear function that models this situation. (show your work)
asked by anjila 
Microeconomics
Resource limitations that affest the richest man, the poorest man, a farmer and the govt of Indonesia
asked by Carma 
maths help please!!!!
a parallelogram has vertices (0,2), (2,1),(6,3),(p,q). which of the following ordered pair has possible values for (p,q) a) (0,6) b) (6,1) c) (4,6) d) (6,4)
asked by anjila 
math
I don't understand these types of problems Find the average rate of change of f between 1 and x f(x)f(1)/x1 and X cannot be equal to 1 1) f(x)= the square root of x+3 2) f(x)=1/(x^2) 3) f(x)=x^3 + x
asked by kelli 
Calculus (Derivatives)
Find the derivative of the function f by using the rules of differentiation. F(x) = x^3 – 4x^2 + 3 / x The sign “/” means divided by (OVER)…this problem looks like a big fraction. I am so lost though because I do not know why I keep getting 3x –
asked by B <3 
maths....help!!!!!!
a line has slope 4/3. through which points could this line pass? a.) (24,19), (8,10) b.) (10,8), (16,0) c.) (28,10), (22,2) d.) (4,20), (0,17) if possible show the work plz!!!!
asked by anjila 
HS Calculus
How do I find all line through (, 1) for which the product of the x & y intercepts is 3?
asked by kelly 
grammar tenses
What does it mean to have a sentence in "present perfect tense"?
asked by amy 
Physics
Does the law of inertia pertain to moving objects, objects at rest, or both? Support your answer with specific examples.
asked by Taylor 
psychology
I am feeling really frustrated. Can you please guide me in answering those questions. How might religious, cultural, or personal beliefs influence how an event is interpreted? How might a person's mood, personality, or situation influence how he or she
asked by rose (Ms. sue) 
history
how were religion,art and government linked to ancient egypt?
asked by cathy 
history
Why did the U.S. become involved in the politics of Southeast Asia. and how did this involvement impact the U.S. political climate of the 1950's.
asked by Anonymous 
space
when the moon changes frorm new to full it is called what?
asked by dakaota 
socials
what does it mean to be a canadian?
asked by Anonymous 
Accounting Balance Sheet  please help!!!
The following data pertain to Pavilion Products Inc. (PPI): PPI has outstanding debt in the form of accounts payable, 6month notes payable, and longterm bonds. The notes carry a 10% interest rate and the bonds carry an 8.5% rate. Both the notes and bonds
asked by Rachael 
spelling or language
how can you use "glimpse" and "cliche" in the same sentence?
asked by martha 
Please help! math
I don't understand these types of problems Find the average rate of change of f between 1 and x f(x)f(1)/x1 and X cannot be equal to 1 1) f(x)= the square root of x+3 2) f(x)=1/(x^2) 3) f(x)=x^3 + x
asked by kelli 
math
how do you solve a problem like this?: 25% of 1/2
asked by launa 
English
Can someone please proof read this? In A Raisin in the Sun, Lena Younger is the nurturing, ethical character who keeps the Younger family in line. First of all, Lena is a caring mother. For instance, when Walter runs away from his family because no one
asked by Anna 
Finance/Investing
A comic book was purchased for 10 cents in 1948 and is now worth $55 today. What has been the average annual compound rate of return on this item? I tried to use the formula R=[(y/x)^(1/n)]1 and I come up with a negative answer. Please help!
asked by Amber 
12th grade
What ended the era of dual federalism?
asked by Casey 
berber tribe
any i nfo on the berber african tribe
asked by adam 
english
what is the 5 step writing process? thank you
asked by blake 
units
the mass of one millilitre of water is a unitary rate. what is the name given to this unitary rate is the answer millilitre?
asked by Anonymous 
english
Have to read the short story "Forgiveness in Families" taken from inside stories 2. How do Cam's early years foreshadow the years he spends as a member of the religious sect? How has he changed at the end of the story? Do you think this change is
asked by xboxwee 
college physics
In Physics we often use meters per second as the units of velocity, rather than miles per hour. Convert 1 meter per second to miles per hour to get an idea of how these units compare. Please help me by showing me step by step so I can understand it better.
asked by Yvonne 
Chemistry
Determine which H atom transition(iinitital, nfinal) was responsible for the absorption of a photon with a frequency of 4.57 x 10^14 Hz. [RH = 2.18 x 10^18 J; h = 6.63 x 10^34 J s]
asked by Jiszka 
chemistry
Which of the following statements about UV radiation is/are FALSE? (Select all that apply). ? a. UV B radiation covers a longer wavelength spectrum than UV A radiation. b. UV B radiation has sufficient energy to break any covalent bond. c. UV B radiation
asked by Jasmine 
chemistry
How many grams of calcium oxide, CaO, can be produced from 4.20 g of calcium metal and 1.60 g of oxygen gas?
asked by Erika 
economics
diffeence between a job and career
asked by claude 
MATH
z^218z+8125x^2 (z9)^2 (5x)^2 (z9+5x)(z95x) is this factored completely?
asked by jennifer 
english
What does handicapping in sports mean?
asked by xboxwee 
economics
Can anyone please simply explain in words to me that why free trade is a good thing even for a highwage country like the U.S.??? Thanks a lot!!!!
asked by eriko 
english
what is the purpose of handicapping in sports???
asked by xboxwee 
Math
Why is it important to understand rational exponents?
asked by phoenix 
HHS265
The child and family government benefits seminar was such a success that Advocates for Children will conduct a second seminar in an adjoining community. The executive director decides that this second seminar will attempt to maximize revenues.
asked by shashana 
english
what does optimistic and pessimistic mean?
asked by xboxwee 
chemistry
An aqueous solution of silver nitrate contains 5.00 g of silver nitrate. To this solution is added sufficient barium chloride to precipitate all the silver as silver chloride. What mass, in grams, of dry silver chloride can be obtained?
asked by Erika 
chemistry
The binding energy of an electron to a metal surface is 184 kJ/mol. What is the threshold wavelength (in nm) for the onset of the photoelextric effect?
asked by Erika 
social studies
Why were the Carters nuts about their family business?
asked by siskiyou student 
metric units of capacity
1,298mL=____L
asked by wendy 
Physics
A man is dragging a trunk up the loading ramp of a mover's truck. The ramp has a slope angle of 20.0 degrees, and the man pulls upward with a force of magnitude 377N whose direction makes an angle of 30.0 degrees with the ramp.Find the horizontal component
asked by Tee 
calculus hs
Here's the question again How do I find all line through (6, 1) for which the product of x & y intercepts is 3? Thanks again
asked by kelly 
government
a federal government is one in which?
asked by Anonymous, 
government
what is an example of checks and balances? A) the u.s supreme court declares a law unconstitutional B)power is shared between state and federal government C) congress passes a law D) the senate devolops rules for its internal processes.
asked by Anonymous, 
chemistry
Is it true that a p electron cannot have a magnetic quantum number equal to 2? Is it also true that for the hyfrogen atom, a 3d orbital is of higher energy then a 4s orbital?
asked by Erika 
physics
A major leaguer hits a baseball so that it leaves the bat at a speed of 30.5m/s and at an angle of 36.9 degrees above the horizontal. You can ignore air resistance.At what two times is the baseball at a height of 8.50 above the point at which it left the
asked by Tee 
science(chem)
The pKa of HEPES is 7.55 at 20C and it's MW is 238.31. Calculate the amounts of HEPES in grams and of 1.0M NaOH in ml that would be needed to make 300ml of 0.2M HEPES buffer at 7.2. I'm not sure how to go about doing this problem. Help please.
asked by ~christina~ 
physics
Firemen are shooting a stream of water at a burning building. A highpressure hose shoots out the water with a speed of 27.0m/s as it leaves the hose nozzle. Once it leaves the hose, the water moves in projectile motion. The firemen adjust the angle of
asked by Tee