Questions Asked on
April 12, 2011

science
I want to use the Henderson–Hasselbalch equation to solve for the concentration of acetic acid when I know the ph. Most everything I see solves for the ph. I can find that out with a ph meter :). Since it is all theoretical I don't care which base is
asked by Lawrence J. Diggs 
social studies
evaluate the following statement:canada's autonomy advanced in the first three decades of the twentieth century
asked by maggie 
social studies
evaluate the following statement:canada's autonomy advanced in the first three decades of the twentieth century
asked by maggie 
Chemistry
If 12.0 gram of ice are dropped in 150. ml of water at 45 degrees celcius, what is the final temperature of the water?
asked by Thao 
Chemistry
How many grams of ice are needed to cool 250 ml of water from 75 degrees celcius to 5 degrees celcius?
asked by Thao 
Business Communications
Can some please tell me if the following few sentences are correct? I have to write whether they are a point or topic sentence. Point SentenceAnnounces the topic of a paragraph and bluntly states the point you want to make. Topic SentenceTells your
asked by Danielle 
engineering
does anyone know how can I measure collagen's diameter in tissue using what kind of a microscope
asked by tech 
Chemistry
Find the mass of oxygen gas needed to react with 0.2 moles magnesium and the mass of the product? Working out please
asked by Jannie 
Physics
a rollar coaster travelled without friction. If the speed of the rollar coaster at 15 m is 3 m/s, what is the speed at 7 m/s?
asked by Suhindar 
chemistry
write the balanced molecular equation, the complete ionic equation and the net ionic equation. copper(2) sulfate and 10% sodium hydroxide
asked by Anonymous07 
physics
A 1.50 kilogram cart travels in a horizontal circle of radius 2.40 meters at a constant speed of 4.00 meters per second. Calculate the time required for the cart to make one complete revolution.
asked by JRUFFE 
Physics
Given a line of charge in the xaxis which exists the from a to b with a charge distribution of lambda(x)= Cx(X_ox)^2, calculate the total electric field at x_o. (X_o, C, a and b are positive; a
asked by alejandro 
Physics
If a +q charge is placed at d in the xaxis (x_0
asked by alejandro 
Physics
Find the total electric force on a +q charge placed at x_0 due to the line charge and the point charge
asked by alejandro 
HCA 220
I need a sample of PowerPoint® presentation of 10 to 12 slides that summarizes the processes of digestion, respiration, and circulation. Each process must be outlined using 2 to 4 slides. Include detailed speaker’s notes that describe each process and
asked by Anonymous 
Physics
How do I find Period T(s) and Period^2 T^2 (s^2), given mass(kg) = 0.1 and Average time for ten vibrations (s) = 5.05?
asked by Anne 
Physics
Aa particular bicycle is 25% effificent in converting the energy of a cyclist to mechanical energy (that is, she puts in four times as much energy as she gets out). if a cyclist is travelling along a pathway at a constant speed of 5.8 m/s for 1 h, and the
asked by Francis 
algebra
(3+2)^2 x 6^9
asked by bianca 
statistics
SOLVE a smaller number and a larger number add up to 9 and have a difference of 5. Let x be the larger number and y be the smaller number.
asked by Anonymous 
Chemistry
Calculate the work done in joules when 1.0 mole of water vaporizes at 1.0 atm and 100C. Assume that the volume of liquid water is negligible compared with that of steam at 100c, and ideal gas behavior
asked by Monty 
calculas(URGENT..... PLEASE....)
1) A region is bounded by the line y = x and the parabola y = x2  6x + 10. What is the volume of the solid generated by revolving the region about the xaxis? would u please give the explanation with a detailed steps to the answer because i am not able to
asked by arun 
maths(urgent....please...)
1) A ball is hit at an angle of 36 degrees to the horizontal from 14 feet above the ground. If it hits the ground 26 feet away (in horizontal distance), what was the initial velocity? Assume there is no air resistance. i have posted the same question
asked by arun 
Physics
A fan rotates from rest and accelerates 1 rad per square second for 1 second find the angular velocity if 1 round= 2 pi find the complete no of rounds the fan rotates at constant velocity during second half of its motion
asked by Zainab 
Chemistry
A 559.0 mL cylinder containing C5H12 at a pressure of 304.0 torr is connected by a valve to 610.0 mL cylinder containing CO2 at 532.0 torr pressure. Calculate the partial pressure (atm) of CO2 when the valve is opened.
asked by Matty 
maths
A cylindrical water tank has a diameter of 140cm.To begin with it is full of water.A leak starts at the bottom so that it loses 33l of water in 1hour.How long will it take for the water level to fall by 30cm?
asked by bryan 
English
1. The girl heard the ringing of her cellphone, so she got up and surprised to get a text message that Park Jisung, the famous soccer player is coming to their school. 2. Did you see the text message which Jinsu sent. Park Jisung will come to our school.
asked by rfvv 
algebra
How to solve for the unknown: 2/3/10 = 1.8/r
asked by confused 
physics
A snake is sunning itself on a rock. (a) If the snake is 0.3 m long, what is the approximate amount of radiation it absorbs from the sun in 10 minutes? (b) If no heat flows out of the snake via conduction or by evaporative cooling, how much does its
asked by Sandhya 
Physics
If a juggler throws a ball (10cm in diameter) 2.4m vertically above the level of his hand to the ceiling; 1. What is it's initial velocity? I work out 0m/s? 2. How long does it take for the ball to hit the ceiling? 3. If he throws a second ball at the same
asked by Soupie 
physics
What is the approximate energy emitted as blackbody radiation by a human being each second? What is the blackbody energy absorbed by a person in 1 s in a room? Why are the answers different?
asked by Sandhya 
Chemistry
Solvent In which Lycra Dissolve but cotton not affected/mildily affected?
asked by SANI RAY 
Physics
A uniform rod 8m long weighing 5kg is supported horizontally by two vertical parallel strings at P and Q,and at distances of 2m,and 6m from one end. Weights of 1kg,1.5kg and 2kg are attached at distances of 1m,5m and 7m respectively from thesame end. What
asked by pete onoriode 
english  text commentary "Painful case"
Hello, I'm french student and I must to make a text commentary and I need your help finding some idea to develop. It's an extract from "Painful case" by James Joyce Thank you! When he gained the crest of the Magazine Hill he halted and looked along the
asked by Julie 
history
What does concessions mean in the following paragraph? What were the concessions? The leader of the Czech Nazi Party, Konrad Henlein, was urged by Hitler to demand that the Czech government make concessions to the Sudeten Germans. Henlein kept the pressure
asked by george 
physics
In an experiment to determine the rate at which heat is extracted from a hot material, 305 g of the material at 90 °C is put into a 50 mm diameter copper vessel to a depth of 90 mm as shown below. The hot material and calorimeter are placed in a container
asked by john 
physics
In an experiment to determine the rate at which heat is extracted from a hot material, material at 90 °C is put into a copper vessel. The hot material and calorimeter are placed in a container holding cold water at 22.7 °C. The temperature of the water
asked by john 
accounting
a merchandising company wants to include the cost of operating its warehouse in the cost of inventory. The company’s controller argues that the cost of the warehouse is a reasonable and necessary cost of getting the inventory ready for sale and,
asked by niska 
chemistry
Cola drinks have a phosphoric acid content that is described as "from 0.057 to 0.084% of 75% phosphoric acid, by mass." Estimate the pH range of cola drinks corresponding to this range of H3PO4 content. pH range lower limit: pH range upper limit:
asked by papermate 
sarah
In an experiment to determine the rate at which heat is extracted from a hot material, 305 g of the material at 90 °C is put into a 50 mm diameter copper vessel to a depth of 90 mm as shown below. The hot material and calorimeter are placed in a container
asked by john 
accounting
A merchandising company wants to include the cost of operating its warehouse in the cost of inventory. The company’s controller argues that the cost of the warehouse is a reasonable and necessary cost of getting the inventory ready for sale and,
asked by niska 
science
Which two of the 12 science processes do you feel are the most important for students to understand early in their science studies?
asked by brigida 
English  Native speakers
Hello what is the difference between a supermarket and a market a chemist and a pharmacy a shopping centre and a department store a shopping centre and a shopping mall
asked by Mark 
biology
true or false.. 1) A mature pine tree produces either male or female cones (F) 2) Virtually all of our food is derived, directly or indirectly from flowering plants. (T) 3) In vegetative reproduction, new plants may be generated from stems or roots. (F)
asked by Anonymous 
Fractions
Ms.Perez has a crate of 24 pieces of fruit. 1/2 are oranges, 1/4 are mangos, and 2/3 are pineapples. How many or oranges? How many or mangos? How many are pineapples?
asked by Tom 
calculus
A police car is driving northward, chasing a vehicle which has just taken a right turn at an intersection, and is travelling due west. When the police car is 600 yards south of the intersection, and the car is 800 yards east of the intersection, an aerial
asked by ellie 
business
Describe and identify the role and influence of shippin entities on integrated organisation and management
asked by Tatenda harry 
Math
find the equation of the line tangent to 2xy=piesin y at the point (0,2pie)
asked by Ann 
Biology
What are some recent (a few months old would be fine) newspaper articles (found online) about molecular biology? (Eg: cloning, genetically modified food, mutation, etc)
asked by alex 
Lotto 5/90 maths
37 69 72 14 8  86 40 22 6 24 what number will this game produce
asked by Sunny 
lotto 5/90 maths
Winning Machine 55 44 16 38 24  37 62 65 90 29 12 70 16 65 74  25 83 57 46 80 37 69 72 14 8  86 40 22 6 24 what game will this 1st to 3rd week produce for 4th and 5th week winning
asked by Sunny 
Chemistry
Could someone answer this question so I understand it. Thanks In general, the most elegant way to add one carbon with an OH on it to a primary alkyl halide is to: a) convert the alkyl halide to a Grignard and add formaldehyde followed by H3O. b)convert the
asked by Jules 
History
The most important outcome of the Mongol peace was the ?
asked by Anonymous 
algebra
How would you go about solving this? Im totally confused. Thanks! Find the value of k such that the graph of f contains the given point. Write k as a simplified fraction if it is not a whole number. f(x) = kx^3  3x^2 + kx + 3; (1, 8)
asked by Alyssa 
Accounts
The USA Company manufactures flags in a single process. The following information is available for January 2011: Beginning WIP o units Started production 18,000 units Completed and transferred out 12,000units Ending WIP 6,000 units Production Cost
asked by Kesi 
mechanics
Consider a jet of water striking a vertical wall horizontally a speed of v. After hitting the wall, the water moves along the wall. If the area of crosssection of the water jet is S, Find the force that it applies on the wall. Take the mass density of
asked by maan 
Spanish 8th gradePlease check answer
Is this correct the way I answered thisI don't like onion cake so I'm telling them Sorry,but I don't like it. ¿Quieres comer pastel de cebollas conmigo? Lo siento pero no, no me gusta pastel de cebollas. Thank you
asked by Melissa 
trigonometry
a surveyor finds that from Point A on the ground the angle of elevation to the top of a mountin is 23 degrees. when he is at point B that is 1/4 closer to the base of the mountain the angle of elevation is 43 degrees. how high is the moutnain? One mile
asked by carla 
english
Dr. Dumoise is conflicted about whether?
asked by tyneshia 
Maths
Kindly predict the winning numbers from these past results 2 draws 796462898 & 552142722.
asked by Jimmy 
Economics
what is the purpose of the market system
asked by Danna 
Discrete Math
Is this correct? • Using the Principle of InclusionExclusion, find the number of integers between 1 and 2000 (inclusive) that are divisible by at least one of 2, 3, 5, 7. A = {n 1 ≤ n ≤ 2000, 2 n} B = {n 1 ≤ n ≤ 2000, 3 n} C = {n 1 ≤ n
asked by Francesca 
math
Find a polynomial f(x) with leading coefficient 1 and having the given degree and zeros. Each polynomial should be expanded from factored form, simplified and written in descending order of exponents on the variable. For example: (x+5)(x2) should be given
asked by marissa 
ENGLISH/THE MARK OF THE BEAST
WHAT LESSON OR MEANING DO YOU THINK THIS STORY HELD FOR THE BRITISH AUDIENCE OF THE VICTORIAN ERA?
asked by ARIEL 
english
The first four lines of the poem express Ulysses' A. frustration at being back home in peacetime B. gratitude to the gods for bringing him home safely C. respect and affection for his people D. unconditional love for his wife and son
asked by moe dillon 
Math URGENT REALLY FAST HELP
find the inflection points of the function: f9x)=x^2(ln(x)) Now I don't think there are any inflection points because both intervals are concave up. Am I right, or could someone help me if this is wrong?
asked by Anonymous 
HCA/230
Hello, Can you tell me if HIPAA if it helps people that have preexisting conditions? I have seen one one web site it does and than on another it does not. Just want to make sure I have my facts strait. Thanks
asked by Nikol 
Trigonometry
2cos(x)3tan(x)=3sec(x)
asked by Anonymous 
Statistics
A particular fruit's weights are normally distributed, with a mean of 308 grams and a standard deviation of 31 grams. The heaviest 9% of fruits weigh more than how many grams? Give your answer to the nearest gram.
asked by Sarah SHelp! 
us history
how did refomation in great britain affect colonization of the new world
asked by Anonymous 
chemistry
What is the mass of 3 moles of barium? Round to the nearest tenth. Don't forget the units.
asked by Anonymous 
An Overview of Teaching Techniques
I'm having trouble with this one. What type of teaching uses formal lectures? Studentcentered Teacherredirecting Teachercentered Outdated styles. I'm thinking Teachercentered I'm I right.
asked by Mike 
Physics
q1= 25 pC q2 = 75 pC A) calculate the magnitude of the electric force between the two charges B) Is the force attractive or repulsive? C) calculate the magnitude and direction of E1 *( there is an arrow above E1) , the electric field at the orgin due to
asked by Angela Britt 
Gen.Chem. 111
what happens when HCl is added to CoCl2*6H20? and what happens when you add AgNO3 to the product?
asked by Gary 
Physics
2. Charge q1 is located at (0,+30 cm). Charge q2 is located at (0, 30 cm) q1 = +25 pC q2= 75 pC A) Calculate the potential energy of the charges B) Calculate V1, the electric potential at the orgin due to charge q1, and V2, the electric potential at the
asked by YoungTangerine 
math
Find the taxes for the following using the appropriate Tax Rate Schedule formulas. 1. Single  $168,000 2. Single  $247,000 3. Married, filing jointly $421,000 4. Head of Household  $219,000 5. Married, filing separately  $154,642 6. Married, filing
asked by trelle 
Maths
Help with the prediction of the next lotto draw.past results are 5 52 14 27 22. 79 64 62 89 8. 75 61 74 22 46. 86 10 72 61 21. 51 13 27 54 74.thanks ps its a 5/90 lotto
asked by Steve 
English 1
my assignment "suppose the person to whom Montresor is telling his sstory has turned him over to the police. Montresors lawyer might argue that his client is insane. the prosecution will argue that montresor knew exactly what he was doing, even planned in
asked by surfsupmel 
physics
electricity is measured in kilowattshours, kW*h. this quantity can be converted to which other unit that measures energy? a.Pascals b.Joules c.Newtons d. Watts
asked by jason 
physics
why does the earth have a magnetic declination? a. the earth's axis of rotation is not constant b. the magnetic field of the earth is unknown c. its magnetic poles shift over time and are not aligned to its geographical poles. d. the north and south poles
asked by jason 
physics
what is the wavelength of radar waves with the frequency of 6.0*10^10Hz? a. 0.0010m b.0.010m c.0.050m d.0.0050m
asked by jason 
Sociology
Did I answer my questions correctly? Which sociological perspective would likely contend that the role of the mass media is to provide socialization, enforce social norms through public events, and create social stability and cohesion through collective
asked by Sharon 
goverment
For the first eleven years of its existence, the United States was a _____.
asked by erica 
Geometry B CA
I put ^ next to the answer i put. can you tell me if im correct or not. and if not can you correct it for me and tell me what i did wrong? 1. The length of a rectangle is 6 1/2 inches and the width is 3 3/4 inches. What is the ratio, using whole numbers,
asked by Jesicca 
chemistry
how many moles of Na+ ions are in 4 moles of Na3p ?
asked by kym 
chemistry
how many moles of Na+ ions are in 4 moles of Na3p ?
asked by kym 
math
weekly take home pay for those 20 graduate teaching assistants from university z: 500.75, 217.43, 488.25, 405.78 485.46, 495.48, 370.75, 435.40 479.65, 482.56, 470.28, 489.90 382.50, 500.75, 465.32, 481.25 506.43, 225.50, 504.38, 179.25 1. what are the
asked by Mary 
John A. Macdonald
I finished the bio on him, but is there anyway to keep my info private by posting it onto here. I don't want it to be public.
asked by Anonymous 
essay
can anyone help me with how to start an essay on the history of the alphabet.....
asked by andave 
English
Select the letter of the choice that correctly identifies the underlined phrase in the sentence. 1. The 17th century Pilgrims were the first Europeans (to arrive on Cape Cod.) A. infinitive phrase B. absolute phrase C. prepositional phrase D. appositive
asked by anthony 
math
kris scored 630 points on a particular section of a CPA exam for which the score were normally distributed with a mean of 600 points and a standard deviation of 75 points. At a differenttime, kerry scored 540 points on the same section, for which scores
asked by kaleb 
math
The lengths of what are considered "1 inch bolts are found to be normally distrubted with a mean of 1.001 inches and a standard deviation of 0.002 inches. If a bolt measures more than 2 standard deviations away from the mean, it is rejected for not meeting
asked by david 
math
The weights of boxes of Brand Z cereal were found to be normally distrubted with a mean of 16.5 ounces and a standard deviation of 0.4 ounces. a. what percentage of the boxes will weigh more than 16 ounces? b. what percentage of the boxes will weigh
asked by faye 
algebra
1.56 x 10^2 + (5^2)^4=?
asked by bianca 
Finance
Thomson Media is considering some new equipment whose data are shown below. The equipment has a 3 year tax life and would be fully depreciated by the straight line method over 3 years but it would have a positve pretax salvage value at the end of year 3,
asked by Nick 
English First additional language
Descriptive or write an essay about a love sweet?
asked by Anonymous 
Finance
Thomson Media is considering some new equipment whose data are shown below. The equipment has a 3 year tax life and would be fully depreciated by the straight line method over 3 years but it would have a positve pretax salvage value at the end of year 3,
asked by Nick 
Finance
Union America Corporation (UAC) is planning to bid on a project to supply 150,000 cartons of machine screws per year for 5 years to the US NAvy. In order to produce the machine screws UAC would have to buy some new equipment. The new equipment would cost
asked by Nick 
Finance
Sutton Corporation, which has a zero tax rate due to tax loss carryforwards, is considering a 5 year, $6,000,000 bank loan to finance service equipment. The loan has an interest rate of 10% and would be amortized over 5 years, with 5 endofyear payments.
asked by Nick 
Finance
Kohers Inc is considering a leasing arrangement to finance some manufacturing tools that it needs for the next 3 years. The tools will be obsolete and worthless after 3 years. The firm will depreciate the cost of the tools on a straightline basis over
asked by Nick 
Finance
You were hired as a consultant to Giambono Company, whose target capital structure is 40% debt, 15% preferred, and 45% common equity. The aftertax cost of debt is 6.00%, the cost of preferred is 7.50%, and the cost of retained earnings is 13.00%. The firm
asked by Anonymous 
Math
How much surface area would 1 fluid oz. of gold cover? Thickness .0002 (two Tenths)
asked by Melissa 
English
Can you please check these sentences I'm doubtful about? 1) They will be extras in a scifi film. They’ll take a day off school and they will get paid, too. 2) The film director tells them they have to imagine living in the year 2050. At that time there
asked by Mike1 
psychology
need help on writing a case study on a child's negative behavior. thanks
asked by action 
business law
If Terry mistakes Mr Hall for a sales clerk and He helps her pick out a suit and she gives him money. Then he pockets the money and leaves is the store responsible? does the store have to honor the sale?
asked by rusty 
Math
What is the next number in the sequence? 20.48, 12.8, 8, 5,________
asked by Kory 
Math
Jack is going to paint the ceiling and 4 walls of a room that is 10ft wide, 12 ft long, and 10 ft from floor to ceiling. How many sq ft will he paint?
asked by Kory 
Math
Which is a better rate of interest: 3 year CD at 2.50% or: 2 year CD at 2.22% ? Thanks ever so much!
asked by Rosedala 
English
I had to pick what grammatical stucture is in the "" portion of the sentence. Choses are adverb clause infinitive phrase past participial elliptical clause adjective clause present participial phrase nominative absoolute appossitive past participle phrase
asked by Toni 
chemisrty
Give the complete ionic equation for the reaction (if any) that occurs when aqueous solutions of MgSO3 and HI are mixed. 2 H+(aq) + SO32(aq) â†’ H2O(l) + SO2(g) 2 H+(aq) + SO32(aq) + Mg2+(aq) + 2 I(aq)â†’ H2SO3(s) + MgI2(aq) Mg2+(aq) + 2
asked by Anonymous 
English
4. (Landing in New England) caused much disappointment among the Pilgrims. A. infinitive phrase B. gerund phrase C. prepositional phrase D. appositive phrase I think it's B? 5. Today, homes (on Cape Cod) still display this famous "weathered" look. A.
asked by anthony 
chemistry
Which of the following pairs of aqueous solutions will react when mixed? K2CO3 + HNO3 HCl + LiOH MgCl2 + KOH Li2S + HCl All of these solution pairs will produce reactions.
asked by Anonymous 
English
1. My hobby is (collecting stamps.) A. predicate nominative B. adjective C. adverb D. direct object I think it's D? 2. (Stamp collecting) is fun for children and adults alike. A. subject B. predicate nominative C. adverb D. direct object I think it's A? 3.
asked by anthony 
English
Hello. I have several grammar questions and will really appreciate some help. 1)Is the following word order possible in standard English: "I'll tell about it to all my friends in the team" or is it "I'll tell all my friends in the team about it." 2)the
asked by Ilma 
English
1. For example, I keep sports stamps (in my collection.) A. subject B. adjective C. adverb D. direct object I think it's D? 2. Many residents of Hawaii work in (fishing) and (weaving). A. subject B. direct object C. predicate nominative D. object of the
asked by anthony 
business law
IF Byron Cabell forms a corporation named Cabell Inc but he fails to keep corporate reords or separates business property from personal property and a creditor discovers poor fianancial status of the corportation can the creditor sue Cabell as an
asked by rusty 
Math
if x = 10 what is 3x²  x + 14 ?
asked by Mona 
Social studies
What does the manor system mean?
asked by Bella 
science
what is the procedure of starch?
asked by lol 
math
if you join all the vertices of a heptagon how many quadrilaterals will you get?
asked by michele 
business
80 dollars in sales. 50 dollars is profit. On a 100 percent scale what percent is the 50 dollars.
asked by Charon Hall 
Science
When a chemical reaction is carried out in an industrial setting, it is very common to have one of the reactants present in an excess amount above the stoichiometric quantity that would be needed for the reaction. Why?
asked by Nicole 
math
how many meters are in 1 and 3/4 kilometers
asked by nicole 
lal
are these visible or mental verbs? lived go back & investigate thank you
asked by Sara! 
math
What is the largest possible domain for the function? F(x) = ã x + ã (4  x^2)
asked by michele 
Marketing
Write a 700 to 1,050word paper in which you define marketing.
asked by Det 
Math
what is the rule of a table with x numbers of 1, 4, 8, and 9 and y numbers of 5, 14, 26, and 29
asked by Ethan 
math
how do I calculate 22 x n is between 80 and 85 please
asked by krista 
math
Luisa and Connor had $360 altogether. after conner gave Luisa 3/5 of his money, she had the same amount of money as he did. how much did conner have in the beginning?
asked by anna 
Prealgebra
Kiron invests $22,700 at 14% interest. About how much interest will he earn in 6 months? a.$19,068 b.$3,178 c.$1,589 d.$530
asked by Joanna 
Math
Hi, Can someone help me with this problem? Thank you. Problem: A driver approaches a toll booth and randomly selects two coins from his pocket. If his pocket contains 2 quarters, 2 dimes, and 2 nickels, what is the probability that the two coins he selects
asked by bikie 
Health
For this Assignment, imagine that you are a policy analyst for your state human services department. You have been asked to write a short memorandum for the department director on a policy paper entitled Rising Health Care Costs: State Health Cost
asked by Ashley 
english
does anyone know how ruby mcqueens lost her innocence in the story honey, baby, sweetheart. i really need help. what i wrote before was that she loses innocence through falling in love with travis becker but i need to more points to prove that she loses
asked by ted 
math
at the school carnival reva sees a 6l jar filled with marbles. the person who comes closest to guessing the number of marbles wins a bike. reva tries an expeirment and finds that 70 marbles can be placed in 250ml cup. how many marbles should she guess
asked by confuzzled 
arithmetic
In an arithmetic progression the sum of the first 10 terms is 50 and the 5th is three times the second term. Find the fisrt term and the common difference.
asked by Bless 
Calculus (can someone please verify this?)
Gravel is being dumped from a conveyor belt at a rate of 30 ft^3/min. It forms a pile in the shape of a right circular cone whose base diameter and height are always the same. How fast is the height of the pile increasing when the pile is 19 feet high? Vol
asked by Cecille 
grahams law
If a molecule of O3 diffuses a certain distance in 3500 s, how long (s) would it take a molecule of Cl2 to diffuse the same distance at the same temperature and under the same conditions?
asked by Matty 
Employment Law
Prepare a 1,750to 2,050word document in which you create a representation of actual sections of an employee handbook What legal considerations must be made as you design your employee testing policies, particularly as you consider the different specific
asked by ReShawn 
French
Can you check these this lesson deals with expressing doubt and certainty using indicative and subjunctive. Un Mariage Directions: Répondez en utilisant Je crois que ou Je ne crois pas que 1. Ton meilleur ami ou ta meilleure amie va bientôt se marier?
asked by Missy 
Math
I have a problem on standard deviation, and I will need some help with it. Problem: Each professor in an English class give an A to students scoring above 90 and a F to those scoring below 60. Professor 1 has a normal distribution with a mean of 74 and
asked by bikie 
Algebra Please Help
Am not understanding this. Could someone please explain to me. If x^2+bx+c is factorable and c is negative, then the signs of the last term factors of the binomials are opposite, why? If x^2+bc+c is factorable and c is positive, then the signs of the last
asked by Amy L 
Turbulence
Hi there, In a turbulent motion the length scale (l) and the time scale (t) of the smallest eddy motions vary according to: length scale: l/L = Re^(0.75) time scale t/(L/U) = Re^(0.5) (actually there should b that symbol for proportionality rather than
asked by Akhtar 
Statistics
The number of surgeries 50 randomly selected studetns have had. Would that be qualitative or quantitative?
asked by Jennifer 
Discrete Math
Hi there I'm confused as to how to start this problem, any help at all would be great thanks! John Sununus was once the governor of New Hampshire, and his name reminds one of the authors of a palindrome (a words which is spelt the same way forwards as
asked by James 
chemistry
the force holding together an ironic solid are much stronger thantheforces between particles in a molecular solid. how are these strong forces reflected in the properties of an ionic solid?
asked by jules 
social studies
what two major political groups make up the Caribbean countries
asked by hannah 
math review
50 student in school. 1 \ 10 of them are sick and at home. And 2 \ 3 of them are a field trip. How many of them are at school (fraction)
asked by kylie 
chemistry
given the following info for water molar heat of vaporization 40.6kj/mol calculate the total quanity of heat evolved when 10.0g of steam is condensed,cooled,and frozen to ice at 50 degrees
asked by jules 
chemistry
given the following info for water molar heat of specific heat capacity of liquid water 4.18 j/g degrees calculate the total quanity of heat evolved when 10.0g of steam is condensed,cooled,and frozen to ice at 50 degrees
asked by jules 
chemistry
given the following info for water specfic heat capacity of ice 2.06j/gdegrees calculate the total quanity of heat evolved when 10.0g of steam is condensed,cooled,and frozen to ice at 50 degrees
asked by jules 
chemistry
given the following info for water specific heat capacity of steam 2.03 j/g degrees calculate the total quanity of heat evolved when 10.0g of steam is condensed,cooled,and frozen to ice at 50 degrees
asked by jules 
chemistry
calculate the quantity of energgy required to heat 1.00 mol of aluminum from 25 degrees to its normal melting point of658 degrees
asked by jules 
math !!!! :O
Luisa and Connor had $360 altogether. After Connor gave Luisa 2/5 oh his money, she had the same amount of money as he did. How much money did Connor have in the beginning?
asked by Katherine 
science
what was an example of a vessel that came to the surface by a ships signal
asked by caleb 
science
is there any other nursing hero that is significant aside from Florence Nightingale and Clara Barton?
asked by erianne 
Fractions
24 students. 2/3 have brown hair, the rest blond hair. How many students have brown hair. What fraction of the students have blonde hair and how many students is that?
asked by Tom 
Science PLEASE HELP!!
Relate the function of the following protist structures to human organs with similar functions: a)nucleus b)contractile vacuole c)food vacuole
asked by Melanie 
Physics
a bike is 25% efficient in converting energy of the bicyclist to mechanical energy. If a cyclist is travelling along a pathway at a constant speed of 5.8 m/s for 3600 s, and the average resistance is 22 N, how much mass does she lose assuming 1 kg is lost
asked by Francis 
Education
What are the benefits of using newer technology revelant to students lifes in a studentcentered classroom?
asked by Heather 
algebra
explain why a solution of a word problem should be checked using the original wording of the problem and not the equation written from the wording
asked by k 
math
he graph of the range of scores for the games is shown below. The inequality for the graph can be expressed as 32 ≤ r ≤ m where r is the minimum range of the scores in any of the games and m is the maximum range. What is the value of m?
asked by siair 
chemistry
what is the reaction with sodium hydroxide for the following metals: Al3+ Fe3+ Mn2+ Ni2+ Zn2+
asked by Jake 
Physics
a 975 N object is pulled at a constant velocity up an incline with a force of 327 n parallel to the incline as shown in the diagram. Assume that the difference between the work output and the work input is the work required to overcome friction. a) what is
asked by Jeremy 
Physics (please help!!!!)
A car experiences rolling (tractive) friction with coecient of friction mut = 0.0200, and turbulentflow (bv^2) drag, with drag coefficient CD = 0.300. The car has mass (including fuel, which is a negligible fraction of the total) M = 1000. kg and frontal
asked by Cecille 
math
Show how a 13 by 13 square can be decomposed into 11 nonoverlapping squares whose side lengths are integers (with sides parallel to the sides of the big square), if the largest subsquare is 7 by 7.
asked by haha 
math
filling a planter box with soil,each bag contains enough to fill 500cubic inches.if the base of the planter box is a 9 inch square & sides are 18 inches tall,how many bags of soil are needed?
asked by cathy 
chemistry
the reaction with ammonium hydroxide with the following metals: Fe3+ Mn2+
asked by Jake 
Math
ten pounds of potatoes cost $2.55. How much will 6 pounds cost? Write and solve a proportion. Justify your steps.
asked by John 
Romeo & Juliet [ Check answers please].
Here are the vocab words we had to use. Pernicious, adversay, definance, fray, augmenting, posterity, vile, rapier, and mutiny. 1. The ships crew's _____ Against the captain failed. A. Definance 2. '' Because of your good work, I am ___ Your salary'', my
asked by Allyson 
nursing or science
16 big words should be terms with definitions or expalanations that are necessary for one to be proficient in the career or firld of study which I selected Nursing profession.
asked by erianne 
physics
A 975 N object is pulled at a constant velocity up an incline with a force of 327 n parallel to the incline as shown in the diagram. Assume that the difference between the work output and the work input is the work required to overcome friction. a) what is
asked by Jeremy 
Romeo and Juliet question.
The capulets and the Montagues have caused troubles for the prince before. I can't find a line in the book to help me prove this. Someone help me find it?
asked by Allyson 
MATH
SIMPLIFY: s^2+4s4
asked by Anonymous 
physics
the solar energy arriving at the outer edge of earth's atmosphere from the sun has intensity of 1.4 kW/msquared. how much mass does the sun lose per day? what percent of the sun's mass is this?
asked by Anonymous 
math
3/4 + 2/6 =
asked by brice 
physics
how much work is done by an engine using 105 watts of power in 3.2 seconds?
asked by Jason 
MATH URGENT!
SIMPLIFY: x^24x3
asked by Anonymous 
chem
Which of the following pairs of substances, when mixed in any proportion you wish, can be used to prepare a buffer solution? (Select all that apply.) NaCN and HCN NaCN and NaOH HCN and NaOH HCl and NaCN HCl and NaOH and Which of the following gives a
asked by Rebekah 
Science
An 850 N Skydiver experiencing 200 N of air resistance? Calculate.
asked by mary 
Economics
Do you feel there are imbalances to our wage structure on our economy?
asked by gdlola 
physics,
A 4.0kg object is supported by an aluminum wire of length 2.5 m and diameter 1.8 mm How much will the wire stretch? I need the breakdown of how this is being solved so I can figure it out in the future. Even just a formula will do
asked by Dorian 
college math 120
If a high schol base ball player average pitching speed is 50 ft. in .63 sec. and the average pitch drops 9 mph over 10 ft. What is the player's pitching speed in 50 ft. equivalence(rounded to the tenth).
asked by cheryl 
Pre Algebra
find the radius and diameter of a circle with a circumference of 63m
asked by Gloria 
Chemistry
Sulfur dioxide gas is bubbled through sodium hydroxide solution Write the balanced formula equation for this reaction
asked by Janie 
L.A. homework
I need help with rewriting the final stanza (before the italized ones) of The Highwayman.
asked by Sara 
Calculus
Water is leaking out of an inverted conical tank at a rate of 1100.0 cubic centimeters per min at the same time that water is being pumped into the tank at a constant rate. The tank has height 15.0 meters and the diameter at the top is 5.0 meters. If the
asked by Abi 
English
1. Neither (she, her) nor I will be at the assembly today. 2. To (whom, who) did you address that package? 3. Mrs Jamison and (he, him) were my favorite teachers last year. 4. (Who, Whom) remembered to bring a flashlight? 5. Did the club elect (her, she)
asked by Haley 
science
How does life continue for organisms through reproduction and photosynthesis?
asked by Matt B. 
grade 9 math
Can someone please help me solve this equation. And please explain how to break this down. 4b6+b9= 0
asked by brooke 
HCS/325 Health care management
In the rolee of a health care manager, you are expected to respond to daily urgent and emergency situatuions as they arise by mobilizing your staff and available resources to attain specific objectives. How would you describe the finction of control
asked by Annia 
chem
What mass of KCl (MM = 74.55 g/mol) is required to make 600 mL of a 0.175 M solution
asked by whitney 
health care management
As a healthcare manager what two strategies would you consider to help build internal and external relationships that could benefit your organization?
asked by Annia 
grade 9 math
Does this answer seem correct. 2k+3=4k5 2k4k+33=53 2k4k=53 2k/2k = 8/2 k=4
asked by brooke 
English
Can anyone figure out this riddle?: With sup I'm a brace. You hope is enough; Alone I'm some docks, with sailors and stuff. What am I?
asked by Joe Schmo 
science
Rosa wants to know if energy is absorbed or released when baking soda and vinegar are combined? How can she tell?
asked by Anonymous 
math
Max has the following colors of shirts: red, blud, green, yelllow, white, and orange. in how many different ways can he arrange the shirts in his closet?
asked by marcus 
science
How many pounds of pressure does a 25 pound baby weigh in a head on collision when the car is traveling at 25 miles per hour. (and hits a stationary object)
asked by Karen 
Math
If the sides of a quadrilateral are in the ratio of 3:5:7:9 and the perimeter is 240 inches, find the length of each side.
asked by Michael Turner 
4th grade math
write the digit 5's value
asked by megajolt 
precalculus
A plane flies due west at 250 km/hour while the wind blows south at 70 km/hour. Find the planes resultant velocity and direction.
asked by Zene 
math
probability of 18 out of 90 = N%
asked by Anonymous 
SCI207:Dependence of Man on the Environment
A farmer planted a field of BT 123 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90 000
asked by Robert 
French
1. Nous sommes allés faire du ski 2. Nous avons quitté Strasbourg assez tard 3. Nous avons dû passer la nuit à Lyon 4. Nous sommes arrivés à la montagne seulement samedi 5. Il y avait beaucoup de voitures sur la route. 6. Il neigeait 7. La route
asked by Gracie 
maths
find the sum of 2 , 3 and 1    5 4 10 give me the total answer
asked by dhruv 
algebra 2
what is the answer to algebra with pizzazz page 100; what should you say if you see a tall, wroughtiron tower in paris, france? there are 24 blanks
asked by tiffany 
chemistry
Chlorobenzene boils at 131.8C. Use Trouton's Rule to estimate deltaH of vaporization.
asked by lada 
math
George has a large circular table with a circumference of 18 feet. What is the approximate area of the table?
asked by Bri 
econimics
state whether the monopolist would increase or decrease output: a. Marginal revenue exceeds marginal cost at the output produced. b. Marginal cost exceeds marginal revenue at the output produced.
asked by tommy 
Criminal Justice
Could someone please help me with this question? What is the relationship to the law and the government structure as it applies to the criminal justice system? Here is what I have so far: The relationship to the law and the government development as it
asked by Helen 
literature
Im writing a literary analysis and i need to know if this is the correct way to use the word appreciable. "While the act of murder is a horrible crime, in the instances that Harry Morgan takes the lives of others he is either left with no other choice or
asked by terri 
ESL English
According to the statistic, people who win money in casinos lose their time to communicate with their "family members and therefore, have bad relationships with their" parents. There is one grammatical mistake inside the " ". Can someone please tell me
asked by Irene E. 
world history
explain why it was difficult for Great Britain to control the New England colonies
asked by connor 
electroics
Before starting Bronwyn’s Boutique, Betty Brown developed a mission statement and a business plan, in keeping with the fundamental business principle of
asked by Anonymous 
math
A 2pint bottle of soy sauce costs $1.79. If the unit price remains the same, how much wi 2 gallons of soy sauce cost?
asked by Nick 
Calculus
Water is leaking out of an inverted conical tank at a rate of 1100.0 cubic centimeters per min at the same time that water is being pumped into the tank at a constant rate. The tank has height 15.0 meters and the diameter at the top is 5.0 meters. If the
asked by Abi 
vocab
Im writing a literary analysis and i need to know if this is the correct way to use the word appreciable. "While the act of murder is a horrible crime, in the instances that Harry Morgan takes the lives of others he is either left with no other choice or
asked by terri 
math
what is the excluded values for the fraction a  32a
asked by jessica 
Physics (please help!!!!)
A car experiences rolling (tractive) friction with coecient of friction mut = 0.0200, and turbulentflow (bv^2) drag, with drag coefficient CD = 0.300. The car has mass (including fuel, which is a negligible fraction of the total) M = 1000. kg and frontal
asked by Cecille 
accounting
I attend penn foster i an working on chapter 1 example number 06168900 and want to know how do i began to do a 3 month accounting period using a fiscal year calendar?
asked by tiffany 
Physics
Finding a Lunar lander's Thrust? A 6000kg lunar lander is in orbit 50km above the surface of the moon. It needs to move out to a 200km high orbit in order to link up with the mother ship that will take the astronauts home. How much work must the thrusters
asked by Dan 
Physics
Speed of Asteroids With the same Radius? Two spherical asteroids have the same radius R . Asteroid 1 has mass M and asteroid 2 has mass 2M. The two asteroids are released from rest with distance 10R between their centers. What is the speed of each asteroid
asked by Dan 
Physics
PROJECTILE LAUNCHED FROM EARTH'S SURFACE? A projectile is shot straight up from the earth's surface at a speed of 1.20×10^4km/hr. How high does it go? (answer in km) Supposed to solve this using F=G(mm/2r)...?
asked by Dan 
Com
Could you please tell me if the first sentence in each paragraph are topic sentences. The higher the interest rate of credit cards, mortgage or vehicles, the less cash we have in our pockets. When the interest rate of savings is higher that means more
asked by William 
Chemistry
Why wouldn't HCl be a good acid to use to determine the solubility of a silver precipitate in acid solution?
asked by Nicole 
Math
In parallelogram DEFG m
asked by Emily 
physics(please help...very urgent.....)
A ball is hit at an angle of 36 degrees to the horizontal from 14 feet above the ground. If it hits the ground 26 feet away (in horizontal distance), what was the initial velocity? Assume there is no air resistance. i have posted the same question earlier
asked by arun 
math
Mesa wants to order salad, pizza, and dessert, but he can't decide in what order he wants to eat them. How many different choices does he have?
asked by andy 
electricity
glass, rubber, porcelain, and paper are examples of electrical
asked by Anonymous 
science
The more _______ (organisms,water) a land ecosystem has, the greater the diversity of life it has.
asked by Hunter 
chemistry
For a lab in school we had to mix together sodium carbonate and calcium chloride and had that go through a filter, finally ending with our final product of calcium carbonate (chalk), my question is that we have to do a graph and the graph shows that as the
asked by kay 
accounting
CostVolumeprofit (CVP) analysis is based entirely on unit costs. Do you aree? Explain
asked by Anonymous 
Biology
The ability to draw from z specific knowledge and experience to make a general explanation is
asked by leslie 
math
I have eleven fruitrollups. I have twenty two students including me. Each student wants a piece, what are three ways I can divide it fairly?
asked by naomi 
chemistry
Give the complete ionic equation for the reaction (if any) that occurs when aqueous solutions of MgSO3 and HI are mixed
asked by Anonymous 
grade nine math
is the answer to my equation right? equation: 5(3r7)+r=3(r3) 15r35+r=3r9 15r+r3r=359 13r/13 = 44/13
asked by brooke 
Management of Information System
IBM recently stated that more of its revenue would be from software. Do you think that trend will continue for industry in general? Why or why not?
asked by Anonymous 
Physics (please help!!!!)
A car experiences rolling (tractive) friction with coecient of friction mut = 0.0200, and turbulentflow (bv^2) drag, with drag coefficient CD = 0.300. The car has mass (including fuel, which is a negligible fraction of the total) M = 1000. kg and frontal
asked by Cecille 
Chemistry
Due to increased CO2 in the atmosphere, the pH of rainwater is more acidic than in the previous century. Use the following data to calculate the pH of unpolluted rainwater at 25°C: vol% in air of CO2 = 0.033; solubility of CO2 in pure water at 25°C and 1
asked by Josh 
English
1. Them are the juiciest oranges that I have ever eaten. I have to replace incorrect pronoun with correct pronoun. 1. Replace I with we
asked by Hayley 
accounting
Compute inventory turnover for 2005 and 2004. The inventory balance at December 31, 2003, was $294 million. Do the trend of net income from 2004 to 2005 and the change in the rate of inventory turnover tell the same story or a different story? Explain your
asked by mary 
Physics
A 975 N object is pulled at a constant velocity up an incline with a force of 327 N parallel to the incline as shown in the diagram. Assume that the difference between the work output and the work input is the work required to overcome friction. a) what is
asked by Jeremy 
Calculus (pleas help!!!)
Water is leaking out of an inverted conical tank at a rate of 1100.0 cubic centimeters per min at the same time that water is being pumped into the tank at a constant rate. The tank has height 15.0 meters and the diameter at the top is 5.0 meters. If the
asked by Cecille 
Science
How can you prove that sound travels faster through fresh water than through air?
asked by Jasmine 
statistics
A popular online retailer sells a wide variety of products including books. The proportion of customers that order only books is 21%. If a random sample of 600 customers is taken, what is the probability that more than 24% order only books?
asked by Jim 
Government
Why have the president's foreign policy powers grown despite the fact that there have been no constitutional changes since the founding? I've tried and searched various terms on Google and all I'm getting is the "crisis atmosphere of the Cold War" and the
asked by Emily 
Discrete Math
Can someone help? Very confused. . . John Sununus was once the governor of New Hampshire, and his name reminds one of the authors of a palindrome (a words which is spelt the same way forwards as backwards, such as SUNUNUS). How many sevenletter
asked by Francesca 
Phyiscs  due at 11PM EST!!
Two identical conducting spheres, fixed in place, attract each other with a force of 0.114 N when their center to center separation is 45.00 cm. The spheres are then connected by a thin conducting wire. When the wire is removed, the spheres have a net
asked by Bill 
Statistics
The typical American generates about 3.8 pounds of solid trash per day with a standard deviation of 1.5 pounds. Assuming that the histogram for trash produced per day is approx. bell shaped, between what two values will 95% of the observation fall???
asked by Darci 
math
a teacher allows 5/6 of an hour to be spent on homework, she wants to spend 1/3 of that tome on math. how much time will be spent on math?
asked by emma 
Biology
Where can a find a picture of a sheep's lung with labeled parts?
asked by Steven 
MATH !!!!!!!!! HELP
Find the exact value (either decimal or fraction form) of the first term of an arithmetic sequence if the sum of the first 100 terms is 7099.5 and the sum of the next 100 terms is 20799.
asked by john 
physics
The density of gold is 19 times that of water. If you take a gold crown weighing 24 N and submerge it in water, how much upward force must you exert on the submerged crown to keep it from accelerating?
asked by ann 
physics
If you submerge an 5kg log in water and it displaces 6 kg of water, what will the net force on the log be the moment you let go of the log?
asked by ann 
physics
An air compressor is a device that pumps air particles into a tank. A particular air compressor adds air particles to its tank until the particle density of the inside air is 40 times that of the outside air. If the temperature inside the tank is the same
asked by ann 
physics
How much force is the air exerting on the front surface of the book with dimensions 19 x 27 cm. Assume atmospheric pressure equal to 100,000 Pa.
asked by ann 
calculus
How do you find the xintercept of a cubic graph? For example y=2x^3+2, also, how does the 2 in front of the x influence the graph when compared to having a one in front?
asked by Ally 
HalfLifes
How much of a 6gram sample of silver105m would remain after 4 minutes? Half life=7.2 minutes
asked by Sarah 
physics
What pressure difference is required between the ends of a 2.0long, 1.0diameter horizontal tube for 40 water to flow through it at an average speed of 4.0 ? I know we have to find delta P, but i'm stuck on how to do that. Help would be great
asked by Liz 
physics
If a burning log is a black object with a surface area of 0.35 m2 and a temperature of 800 ˚C, how much power does it emit as thermal radiation?
asked by ann 
physics
A dish of hot food has an emissivity of 0.42 and emits 15 W of thermal radiation. If you wrap it in aluminum foil, which has an emissivity of 0.06, how much power will it radiate?
asked by ann 
Physics
The 3.0 diameter water line in the figure splits into two 1.0 diameter pipes. All pipes are circular and at the same elevation. At point A, the water speed is 2.0 and the gauge pressure is 50 .What is the gauge pressure at point B? I know we have to find
asked by Eliz 
Physics
The 3.0 diameter water line in the figure splits into two 1.0 diameter pipes. All pipes are circular and at the same elevation. At point A, the water speed is 2.0 and the gauge pressure is 50 .What is the gauge pressure at point B? I know we have to find
asked by Eliz 
math 234 calc 4 !!!!!!!!!!!
write this function in terms of heaviside functions, and then show your work in finding its laplace transform f(t)= o if o < t
asked by john 
MATH URGENT!!!!!!!!!
SIMPLIFY: s^2+4s4 SIMPLIFY: x^24x3
asked by lily 
Enlgish
What was the general consensus regardig abolition in the early to mid 1800s?
asked by Emma 
english
what countries were the major powers in the world in 1839, and what types of relationships did these powers have among eachother? Will these friendships have a bearing on the Amistad case?
asked by Emma 
DrBob222
You just answered my previous halflife question, and I was curious how to find the value of k. You said that k = 0.693/t1/2 , but how do you evaluate t sub1/2?
asked by Sarah 
english
the concept of owning slaves in the 1830s was different from nation to nation as well as the concept of humans being property. What was the major difference between Africans owning slaves and Americans owning slaves?
asked by Emma 
english
how was the declaration of indepedence used to the benefit of the africans by former president John Quincy Adams?
asked by Emma 
english
in the movie Amistad, John Quincy Adams advises Baldwin to "tell their story" in hopes of demonstarating the Africans humanity as well as their right to regain freedom. How is this story a turning point for the young Catholic Judge Coglin? Do you think he
asked by Emma