Questions Asked on
May 24, 2012

naming acids and bases
how do you name acids and bases?
asked by skye 
Chemistry
What is the pH of a solution in which the hydroxide ion concentration is equal to 9.1 x 10^2 moles/liters. A Acid B Basic C Neutral D Neither
asked by Jarel 
Chemistry
A reaction that has been calculated to produce 60.0 grams of Copper (II) Chloride actually produces 50.0 grams of Copper (II) Chloride. What is the percent yield? A 0.833% B 96.1% C 83.8% D 120%
asked by Jarel 
Chemistry
In the reaction between zinc and sulfuric acid, how many grams of sulfuric acid are required to produce 1.0 grams Hydrogen. A 1.0 B 2.0 C 49 D 98
asked by Jarel 
math
Twenty people apply for seven jobs that are available at fly by night aircraft company 12 are men and the rest are women. How many seven person groups have exactly three men? How many of these seven person groups have exactly three men or three women?
asked by Jake 
chemistry
determine the energy needed to raise the temperature of 10 grams of H2O from 25 degrees C to 75 degrees C?
asked by tim 
Math
Samuel is researching what happens during family dinners in his town. He asks five of his friends about a typical evening. Which of the following is not true? 1)His friends are the sample. 2)The population is all families in his town. 3)He used convenience
asked by Mike 
algebra
please bear with me. i'am 58 years old and decided i wanna get my high school on line. my question is. convert the base 10 numeral in the base indicate 504 to base 10, and can i work this problem. so that i can come up with the correct answer.
asked by shirley 
chemistry
determine the energy needed to cool 10 grams of H2O from 110 degrees C to 10 degrees C?
asked by tim 
Chemistry
You want to prepare a pH=4.50 using sodium acetate and glacial acetic acid. You have n hand 300 mL of 0.100 M sodium acetate. How many grams of glacial acetic acid should you add to prepare the buffer? (Ka of acetic acid is 1.8e5 at: 25 degrees Celsius)
asked by Amanda 
Chemistry
You want to prepare a pH=4.50 buffer using sodium acetate and glacial acetic acid. You have on hand 300 mL of 0.100 M sodium acetate. How many grams of glacial (water free) acetic acid should you add to prepare the buffer? (Ka of acetic acid is 1.8e5 at:
asked by Amanda 
chemistry kinetics
Decomposition of an organic compound A follows first order kinetics. Initial concentration of A is 2 M. If rate constant of the decomposition is 3.58 × 10^−6 min^1 , calculate the rate after 3 hours.
asked by swa 
chemistry kinetics
The reaction SO2Cl2(g) → SO2(g) + Cl2(g) is a first order reaction carried out at constant volume at 600 K whose t1/2 is 4.1 hr. The initial pressure of SO2Cl2 is 1.25 atm. What will be the total pressure of the system after 1 hour?
asked by swa 
chemistry kinetics
StatementI : For an endothermic reaction, the activation energy is less than the change in enthalpy. StatementII: Activation energy of a reaction, at a given temperature can never be greater than its change in enthalpy are these statements true? give
asked by swa 
physics please help
A 65 kg bungee jumper leaps from a bridge. She is tied to a bungee cord that is 11m long when unstretched, and falls a total of 30m . Part a) Calculate the spring constant of the bungee cord assuming Hooke's law applies. part b)Calculate the maximum
asked by emmie 
chemistry kinetics
1. StatementI : Fractional order reactions are not elementary reactions. StatementII : For an elementary reaction, order must be same as molecularity. are these statements true? give reason.
asked by swa 
Alg 2
classify the conic section for (x+3)^2/16  (y5)^2/64 = 1
asked by Griselda 
chemistry
A glass bulb with radius 15 cm is filled with water vapor at a temperature of 500 K. On the exterior of the bulb a spot with area 2.0 mm^2 is placed in contact with liquid nitrogen. This causes the temperature of the spot to drop well below 0◦C. When the
asked by sand 
MathAdvanced PreAlgebra
A computer repair shop charges a flate rate of 50$ plus $35 per hour spent repairing each computer. LEt h be the number of hours spent repairing a computer. Use function notation to write an equation that gives the total charges for repairing a compujter
asked by Jacee 
Calculus
The product of 2 positive numbers is 48. find the value of the numbers if the sum of one of the numbers and the cube of the other is a minimum.
asked by Sunny 
Art
Could you please check these sentences, Writeacher? Thank you. 1) A job seeker should make a short list of the job's requirements and should keep it in his mind during the interview. In this way he can bring in examples to demonstrate that he is the right
asked by Jack 
physics please respond
A 16kg sled starts up a 28 degree incline with a speed of 2.4m/s . The coefficient of kinetic friction is = 0.27. part a)How far up the incline does the sled travel? part b)What condition must you put on the coefficient of static friction if the sled is
asked by julie 
Chemistry
in the reaction of aluminium and iron (III) oxide to form iron and aluminium oxide, H850 kJ. how many grams of aluminium oxide are formed when 350 kJ are released? 2Al(s) + Fe2O3  Fe(s) + Al2O3(s) H=850 kJ
asked by Fiona 
algebra 1
Add/simply 5/wx² + 2/w²x
asked by kathy 
algebra 1
Simplify removing factors of 1 y²36/6y
asked by kathy 
Math
on a day when the air temperature is 34 degrees celsius, a can of soft drink is taken from the fridge at a temperature of 4 degrees celsius at 2pm. Thereafter the temperature of the can satisfies the differential equation; dT/dt=0.1(34T), where t is the
asked by Lucy 
Physics
A 1.2 kg block is attached to a horizontal 23 N/m spring and resting on a frictionless horizontal surface. The block is set oscillating with amplitude 10 cm and phase constant – π/2. A 2nd block with mass 0.8 kg moving at 1.7 m/s collides inelastically
asked by Erick 
physics
a spring of spring length 5times 10 tothe power of 4 N/m,is between a rigid beam and the output piston of a hydraulic lever.an mpty container with negligable lengthsits on th input piston.the input piston has an area of Ai and the output piston has area
asked by emitty 
economics
Give two examples of price discrimination. In each case, explain why the monopolist chooses to follow this business strategy.
asked by tiffany 
economics
You are hired as the consultant to a monopolistically competitive firm. The firm reports the following information about its price, marginal cost, and average total cost. Can the firm possibly be maximizing profit? If not, what should it do to increase
asked by tiffany 
Year 11 Maths B
The mean mass of 35 bags of potatoes on a truck is 49 kg. Eight more bags of mean mass 53 kg are added to the truck. What is the new mean mass of the potatoes? Round your answer to the nearest whole kg.
asked by Rianna 
Maths B
The following data shows the weekly sales claimed by some doortodoor salespeople selling sets of reference books: 5 8 10 7 6 3 8 12 8 3 12 15 6 8 7 5 3 18 19 15 13 14 18 24 Determine whether any of the claims should be investigated as suspicious
asked by Rianna 
Maths B
Charlotte received a score of 68 on both her English and Maths tests. The mean for English was 52 and the mean for Maths was 55. The standard deviations for English and Maths were 10 and 8 respectively. In which subject did Charlotte perform better?
asked by Anna 
Math
Last year, the personal best high jumps of track athletes in a nearby state were normally distributed with a mean of 229 cm and a standard deviation of 19 cm. What is the probability that a randomly selected high jumper has a person best between 229 and
asked by Gia 
math help
"Three cards are randomly selected from a standard 52card deck. What is the probability of getting 3 hearts or 3 numbers less than 6 (count aces as 1)?" I think the answer is 0.0645, but I'm not sure if this is right. Could someone check this? "Half of a
asked by Abby 
biochemistry
how could nucleotides be named and what are thier functions?
asked by wangning 
Art
Writeacher,could you please check if all these sentences are possible? 1) I’m sure he didn’t rob the bank. He can't have robbed the bank He couldn't have robbed the bank . (is this possible?) 2) I’m certain he stole the ring He must have stolen a
asked by Jack 
physics
A glass bulb with radius 15 cm is filled with water vapor at a temperature of 500 K. On the exterior of the bulb a spot with area 2.0 mm^2 is placed in contact with liquid nitrogen. This causes the temperature of the spot to drop well below 0◦C. When the
asked by sand 
finance
Assume you are planning to invest $5,000 each year for six years and will earn 10 percent per year. Determine the future value of this annuity if your first $5,000 is invested at the end of the first year.
asked by Anonymous 
Business Accounting
Which of the following statements about the money invested in a traditional IRA account is correct? A. It isn’t taxed until it’s withdrawn. B. It’s subject to double taxation. C. It’s taxed as you make deposits. D. It isn’t taxed.
asked by anon 
Business
The contrarian approach to investing is best illustrated by A. staying out of the market no matter what experts are saying. B. always buying when others are selling. C. investing in mutual funds, contradicting the idea that investing in individual stocks
asked by anon 
Chemistry
Which has the higher vapor pressure, acetone or octane?
asked by Lisa 
algebra 2
Find the value of the annuity. a=8000 I=0.09 n=20
asked by jkt 
Chemistry
HELP! :) Consider the following reaction: 3A to 2B The average rate of appearance of B is given by deltaB divided by delta t. Comparing the rate of appearance of B and the rate of disappearance of A, we get Delta B divided by Delta t= ___* (delta A
asked by Mel 
geometry
The length of the hypotenuse of a 30, 60, 90 triangle is 7 how do you find perimeter?
asked by cody 
geometry
The vertices of a triangle are P(8,1), Q(6,8), and R(4,3) Name the vertices of the image reflected across the xaxis. my answer; P1(8,1), Q1(6,8), and R1(4,3)
asked by lilman 
Social studies
In the book bull running what was Lilly moellys summery of her story
asked by Lilop sreng 
Phsyics
A 75 kg student stands at the top of a 30 m tall building. How much gravitational potential energy does this student possess?
asked by Lissa 
Chemistry
Is there a net ionic equation for Ca(NO3)2 and K2CrO4?
asked by Chamy 
11th grade math
2x+7+9x4
asked by sky'toria 
finance
A corporation has a total of $500 million and 100 million shares outstanding. It's ROE is 15%. Calculate the EPS. I know the EPS= ROE x Book value per share How do I find the book value
asked by amanda 
finance
An investor estimates that next year’s sales for New World Products should amount to about $75 million. The company has 2.5 million shares outstanding, gener ates a net profit margin of about 5% , and has a payout ratio of 50% . All figures are expected
asked by chris 
geometry
"draw a trapezoid whose parallel sides measure 1 inch and 1 1/2 inches. find the lenght of the midsegment." show me how to do it and the answer
asked by peaches 
Consumer math !!!! please check
Determine the total in Dexter's account after the second month using the information below. Dexter Banler's account Principal: $1,604 Rate: 10% compound Length of period: month >$3208.00 $1764.40 $1630.85 3. Ray Sugar's account Principal: $1,700 Rate: 9.5%
asked by Tomi 
english
how are these words alike and add more.. AMERICAN, UNITED STATES, ENGLISH,PAGE HIGH SCHOOL
asked by bernadette 
Health
Writeacher, I need you help to rephrase and answer a question on the use of children in advertising. 1) I need to rephrase this: “ Advertisers want to reach into the hearts and minds of the people who are watching the ads. Today’s washing powders
asked by Jack 
Algebra 2
An icecream parlor sells sundaes with 3 different types of icecream and 4 different toppings. They have 8 flavors of icecream and 10 toppings for their customers to chose from.what is the probability that a customer orders a sundae including chocolate
asked by chels 
Mathematics
(a)A loan of 12 000 was borrowed from a bank at 14% per annum Calculate (i) The interest on the loan at the end of the first year (ii) The total amount owing at the end of the first year A repayment of $ 7 800 was made at the start of the second year.
asked by INDIANA 
Physics
A hanging mass, M1 = 0.78 kg, is attached by a light string that runs over a frictionless pulley to a mass M2 = 1.48 kg that is initially at rest on a frictionless table. Find the magnitude of the acceleration, a, of M2 in m/s^2.
asked by James 
Algebra 2:)
A pizza place sells five topping pizzas with the following options. Crust: Classic, Crispy Toppings: Extra cheese, pepperoni, sausage, onions, banana peppers, jalapenos, tomatoes, fresh herbs, mushrooms, black olives What is the probability that a customer
asked by Honey 
international trade
2. Consider two countries, Home and Foreign. Assume that Home is laborabundant while Foreign is landabundant. Also suppose that there are two industries, wine and cheese, with wine being the more laborintensive industry. a) Suppose that both wine and
asked by ben 
physics
A crate of oranges slides down an inclined plane without friction. If it is released from rest and reaches a speed of 4.476 m/s after sliding a distance of 2.33 m, what is the angle of inclination of the plane with respect to the horizontal?
asked by Vladimir 
Health
The 2010 Dietary Guidelines for Americans recommends that in managing one’s weight, a person should balance calories with…? A. Healthy eating B. Physical activity C. Educating oneself about health and wellness D. Community involvement c
asked by Elizabeth 
english
I need to write my own myth for my english assesmment! But i don't know a storyline! Can somebody please give me an idea??
asked by Bubbles 
Algebra
A pizza place sells five topping pizzas with the following options. Crust: Classic, Crispy Toppings: Extra cheese, pepperoni, sausage, onions, banana peppers, jalapenos, tomatoes, fresh herbs, mushrooms, black olives. What is the probability that a
asked by Daniel 
Physics
An object moving in the positive x direction went from a velocity of 2.5 km/s to a velocity of 8.0 km/s in 6.2 seconds. What's the object's average acceleration?
asked by Jen 
physics
A block is pulled to the right across a alevel surface at a constant velocity of a horizontal force of 16 newtons. what is the coefficient of kinetic friction between the block and the surface?
asked by Jen 
Physics
An engine block of mass M is on the flatbed of a pickup truck that is traveling in a straight line down a level road with an initial speed of 25 m/s. The coefficient of static friction between the block and the bed is μs = 0.566. Find the minimum distance
asked by Zack 
physics
A Block has a mass of 50.0 kilograms. the coefficient of static friction between the block and the level floor on which it rests is 0.428 A horizontal force of 618 newtons is applied to the block to the right, as shown. will the block move?
asked by Jen 
Geometry
Find the distance between the given points. (2, 7, −10) and (11, 4, 0)
asked by Rachel 
law
how you would orchestrate one of the following types of whitecollar crimes: Bait and switch Telemarketing fraud Ponzi scheme
asked by sharday 
Business Accounting
This is a 100 question hw sheet and I have answered all but i am unsure about a few please help!!! 8. Which of the following statements about when the Fed increases the reserve requirement is correct? A. Interest rates go down. B. Banks have more money to
asked by anon 
Physics
What coefficient of friction is required to stop a hockey puck sliding at 12.8 m/s initially over a distance of 66.5 m?
asked by Stan 
Math
How would probability help a store owner keep the correct quantity of each flower in the store?
asked by Anonymous 
financial reports
The assets division should contain what accounts?
asked by than 
chemistry
In the following reaction, how many liters of oxygen produce 560 liters of carbon dioxide in the oxidation of methane, given that both gases are at STP? CH4 + 2O2 d CO2 + 2H2O
asked by Anonymous 
physics
prove that when a plane mirror is rotated through any angle, the reflected ray is rotated through twice that angle.
asked by anupriya 
physics
what are the factors affecting radar in field role?
asked by anupriya 
physics
define TQP and RCT.
asked by anupriya 
algebra 2
Renee belongs to a bowling club. She scores 50, 52, 55, and 59 on her first four games. She hopes to continue improving according to this pattern. Part A: What are the next four terms in Renee’s sequence? Part B: Write an recursive function rule for the
asked by jenny 
Astronomy
Give at least two pieces of evidence in the Preview chapter that contradict the belief that the universe is less than 10,000 years old.
asked by Cathy 
algebra 2
find the exact value using the unit circle cos 3.14/6
asked by brittany 
Algebra 2
An icecream parlor sells sundaes with 3 different types of icecream and 4 different toppings. They have 8 flavors of icecream and 10 toppings for their customers to chose from. what is the probability that a customer orders a sundae including the
asked by Nancy 
Business
This is a 100 question hw sheet and I have answered all but i am unsure about a few please help!!! 8. Which of the following statements about when the Fed increases the reserve requirement is correct? A. Interest rates go down. B. Banks have more money to
asked by anon 
calculus
An airplane's velocity with respect to the air is 580 miles per hour, and its bearing is 332 degrees. The wind, at the altitude of the plane, is from the SW and has a velocity of 60 mph. What is the true direction of the plane, and what is the speed with
asked by ASH 
Finance for Buisness
The target capital structure for QM Industries is 42% common stock, 12% preferred stock, and 46% debt. IF the cost of common equity for the firm is 18.9%, the cost of preferred stock is 9.2%, the beforetax cost of debt is 8.4%, and the firm's tax rate is
asked by Tiffany 
Physics
Compute the torque about the origin of the gravitational force F = −mg acting on a particle of mass m located at r = x + y. (Use the following as necessary: m, g, x, and y). Torque = F (cross) r Please help
asked by Tried, but to no avail 
life orientation
ways in which human or environment can impact on the community
asked by kholo 
Ellipse equation?
(x2)^2 / 49 + (y+1)^2 / 25 = 1 a.) what are the vertices? b.) What are the major and minor axises? I always have troubling understanding how to find these. :( Any help is greatly appreciated!
asked by Kate 
PsyDAG homework check
The monthly rents for the apartments in a building are listed below. $425, $550, $550, $550, $650, $650, $650, $650, $800, $900 Part A: Find the mean$637.50 median=$650 mode=$650 range=$475 and standard deviation of the rents????
asked by jenny 
geometry
what is the surface area of a rectangle that is 14 ft. long, 9 ft. wide, and 10 ft. tall
asked by fasd 
writing
how could bad therapeutic communication affects a patients outcome?
asked by mary 
Art
I urgently need you to revise these sentences. Thank you very much. 1) In the past when adverts came on TV the majority of people used to turn down the volume or to switch channels (or switch over to another channel). However, they don’t do this now. 2)
asked by John 
Introduction to Ethics& Social Responsibility
The outlawing of slavery and extending voting rights to women seem to indicate that ethics can have beneficial results. Give an example from the past that indicates a similar result or a current social policy that might be regarded as wrong, which
asked by sam 
science
Which of the 6 characteristics of living things is important for a survival of species?
asked by hi 
algebra
Plz explain t^33t/t^264, my answer was (6,6)and the book answer was (8,8) HELP
asked by plz help 
Art
Could you please check these sentences, too? Thank you. 1) Unlike in the past, now people enjoy watching ads. Their objective is to show people how to defend.. They aim to show people how to defend.... (are they both possible?) 2) The use of children in
asked by Franz 
Math
How do you simplify products of radicals? Please help!
asked by Grace 
math
A customer is buying a $100 drill and two $15 drill bit sets. The customer uses a gift card worth $50 to pay for a portion of their bill. How much cash will the customer pay (before taxes)?
asked by alimamy 
homework check plz
The monthly rents for the apartments in a building are listed below. $425, $550, $550, $550, $650, $650, $650, $650, $800, $900 Part A: Find the mean$637.50 median=$650 mode=$650 range=$475 and standard deviation of the rents???
asked by jenny 
Art
I left out the following sentences.Thank you very much. 1) As a matter of fact, they don’t just sell products, they sell lifestyles. They show the lives of famous people without even showing the brand they are trying to sell. 2) When the first ads came
asked by Franz 
MATH
Adrienne had a party at a local bowling alley. She spent seventyfive dollars for the lane and five dollars per person for shoes. Let c be the total cost of the lane and shoes, and let f be the number of friends at her party. Write an equation to represent
asked by leya 
Physics
An external force F is holding a bob of mass 725 g in a stationary position. The angle that the massless rope makes with the vertical is θ = 33°. (a) What is the magnitude, F, of the force needed to maintain equilibrium in N? (b) What is the tension in
asked by Ethan 
geometry
Kristen lives directly east of the park. The football field is directly south of the park. The library sits on the line formed between Kristens home and the football field at the exact points where an altitude to the right triangle formed by her home, the
asked by kay 
Calculus PLZ HELP!
What is the limit as x approaches infinity of a constant? Is it the constant or zero? Thanks in advance!
asked by Student 
Physics
a truck is traveling in a straight line goes 60km in 83minutes. what is its average speed in km per hour?
asked by Jen 
physics
an object moving in the positive x direction went from a velocity of 2.5 km/s to a velocity of 8.0 km/s in 6.2seconds. what was the object's average acceleration?
asked by Jen 
physics
how do you convert 558 kelvins to degrees Celsius?
asked by Jen 
physics
Galois drove 40kilometers due west in 9hours and then drove 62kilometers due north in 5 hours. What was his dispacement? What was his average velocity?
asked by Jen 
physics
How do you find the total mass of two objects that weigh 111 newtons and 218 newtons?
asked by Jen 
physics
The density of an unspecified material is 3.27 g/cm (cubed) . if the mass of a block of this material is 10.9kg, what is the volume of the block in cubic meters? A Wooden block is pulled to the right across a level surface at a constant velocity by a force
asked by Jen 
MATH
A company sells cardboard that is nine and oneeighth millimeters thick. Write an equation to solve for the number of sheets of cardboard, c, in a pile that is two hundred fiftyfive and onehalf millimeters thick. What must be done to both sides to solve
asked by leya 
CALCULUS!
When S is sales and t is time, and the original function is S(t), what does S'(24) and S''(24) represent?
asked by Student 
life orientation
a clear explaination of the consequences of this human factor
asked by Anonymous 
Math
Evaluate the logarithm log3 729
asked by Neil 
Algebra 1
Find the axis of symmetry: y=x^28x7 i got 4....am i right?
asked by Isabella 
MATH
Write an algebraic expression for the following: The distance traveled over T hours at R miles
asked by Livy needs help 
Physics
A magician pulls a tablecloth out from under some dishes. How far do the dishes move during the 0.25 it takes to pull out the tablecloth? The coefficient of kinetic friction between the cloth and the dishes is = 0.14.
asked by Thiago 
MATH
Write a twostep equation that needs the steps of addition then multiplication in order to be solved, and then solve it. Show your work.
asked by leya 
physics
Three forces are applied to a box wrench. find the total torque about the bolt in newtonmeters caused by these forces. Is the torque a positive torque or a negative torque?
asked by Jen 
physics
a 1462 kilogram block was lifeted vertically at a constant velocity a distance of 0.08 x 10(to the 6th power) meters in 5minutes. Ahow much work was done? Bwhat was the average power consumption in watts?
asked by Jen 
physics
Forces of 1,5,3, and F newtons are applied to a weightless board that rests on a fulcrum. The board doesn't rotatewhat's the magnitude of the force F?
asked by Jen 
math
the design for a water storage tank calls for a radius of 19.5m and a height of 8.3m each dimension had a variability of + 0.05m what is the minimum volume of water that the storage tank can hold what is the variability of water most possible and least
asked by khloe 
physics
Trenton struggled as he lifted a 27kg mass vertically a distance of 9 meters in 4minutes with a constant velocity. Ahow much work did he do? BWhat was the average power comsumption in watts?
asked by Jen 
physics
A female whose mass is 130 kilograms is standing on a scale in an elevator that has an initial downward velocity of 6 meters per second and is accelerating upward at 7 meters per second. What's the magnitude of the apparent weight indicated by the scale?
asked by Jen 
English
3.What internal conflicts do the characters face in The Glass Menagerie? How do these conflicts result in the overall tension that exists in the Wingfield family? Describe how Tom, Laura, and Amanda cope with their conflicts and how their conflicts connect
asked by Alysha 
English
4. What do the pieces you read by Richard Rodriguez, Amy Tan, and Julia Alvarez illustrate about the immigrant experience in twentiethcentury America? How are the children in these works different from their parents? Use specific examples from the text in
asked by Alysha 
physics
A weightless beam rests on two supports. The beam supports a weight of 120 newtons. What are the magnitudes of the forces on each end ( A & B) of the beam?
asked by Jen 
English
2. Consider the poems of the Harlem Renaissance that you read this semester. Why does the theme of freedom play such an important role in these works? How do different poems address this theme? Cite examples and images from three Harlem Renaissance poems
asked by Alysha 
English
1. Consider the poems, short stories, and autobiographical pieces you read from the first half of the twentieth century during this semester. How did historical events and realities affect writers who were working during this time? What common threads did
asked by Alysha 
physics
if the pulleys are massless and frictionless and the rope is of negligible mass, and aristotle wanted to raise the 332 newton weight to a height of 6 meters. Afind the magnitude of force F he needed to pull on the rope to move the weight upward with a
asked by Jen 
English
1. Consider the events of the poem “Life Is Fine.” Based on what happens, what is the overall mood of the poem? How does the poet use rhythm to convey that mood? Support your answer with specific examples from the poem.
asked by Alysha 
english
2. Think about the two specific stanzas that the blues singer sings in “The Weary Blues.” What happens in each of the stanzas? How does the contrast between the two songs reinforce the overall theme of the poem?
asked by Alysha 
english
3. What role does freedom play in the poems you read in this unit? Write about at least three of the poems, describing how the poet uses imagery to depict freedom, the lack of it, or the desire for it.
asked by Alysha 
English
Early in the story, London writes "The animal was depressed by the tremendous cold. It knew that it was no time for traveling". This passage alerts you to possible trouble ahead. Locate four other passages that foreshadow later events. Explain the link
asked by Neil 
Alg 2`
what is the most simplified version of this? (x^2/x^2+2x+1)/(3x/x^21)
asked by Maria 
physics..
what's the density of a box whose weight is 1648 newtons and whose volume is 2.8 cubic meters? Will it float in a liquid whose density is 600 kilograms per cubic meter?
asked by Jen 
Chemistry
2 Fe (s) + 6 HCl (aq) > 2 FeCL3 (s) + 3 H2 (g) 12.2 grams of Fe reacts with excess of HCl. how many grams of FeCl3 will be produced?
asked by Lily 
Chemistry
2 Fe (s) + 6 HCl (aq) > 2 FeCL3 (s) + 3 H2 (g) How many liters of H2 would be formed if 200 g of Fe completely reacted with HCl at 40 degrees Celsius and 1.5 atm?
asked by Lily 
Chemistry
2 Fe (s) + 6 HCl (aq) > 2 FeCL3 (s) + 3 H2 (g) What is the mole ratio of Fe reacted to FeCl3 produced?
asked by Lily 
Chemistry
2 Fe (s) + 6 HCl (aq) > 2 FeCL3 (s) + 3 H2 (g) Given 16 g of HCl and 10g Fe react with how many grams of FeCl3 are produced (limiting reactant)?
asked by Lily 
math
a drawer contains 2 red socks, 5 white socks, and 6 blue socks. without looking, you select a sock at random, replace it, and selecct a second sock at random. what is the probability that the first sock is blue and the second sock is red?
asked by Taylor 
Maths
An irregular octagon R has vertices 6, 2), (2, 6), (−1, 5), (−5, 1), (−6, −2), (−2, −6), (1, −5) and (5, −1). Using standard notation, write down the elements of the symmetry group S(R) of R, giving a brief description of the geometric
asked by Sam 
math sixth grade
The square chessboard has an area of 196 square inches what is the length on inchesof one side of the chess board
asked by anisha 
algebra please help me
pow 13 phone flub Alondra forgot Melissa's phone number. She did remember that the first three digits were 357 and that all the rest of the digits in the phone number were 2's and 9's and 7's. Alondra is determined to get in touch with Melissa. I'll just
asked by linda 
chemistry HELP plz!
The species __________ contains 16 neutrons. a. 16O b. 31P c. 34S2 d. 80Br e. 36Cl
asked by Laila 
English  Poetry
I'm doing a Tritina style poem for my English class and I'm doing the envoy now but I'm not sure how I could use the 3 words: twinkle/twinkling, rosy, and sleepy. And it has to relate to babies and the bond between them and their mothers and emotional
asked by Lex 
Chemistry
given 9.5 g of KBr (molar mass is 119 g/mol) dissolved in water to make a 175 mL solution, what would the molarity be?
asked by Lily 
Year 11 English
Imagine you are the director of RabbitProof Fence. Using what you have learned so far, how would you instruct the camera operator to help you communicate: a) how the girls are feeling during their walk home? b) how vast and empty the landscape is within
asked by Anna 
PreCalculus
What is the inverse of matrix C, to the nearest hundredth? 10 6 C= 12 2
asked by Sangita 
PreCalculus
Find the inverse of matrix A. .6 2 A= 6 18
asked by Sangita 
PreCalculus
What is the inverse of matrix A, to the nearest tenth? 2 7 A= 6 8
asked by Sangita 
algebra 2
Find the value of the annuity. a1=8000 I=0.08 N=20
asked by jkt 
Chemistry
Describe the density and compressibility of solids versus liquids and gases.
asked by Lily 
Chemistry
Using the ideas of the kinetic molecular theory, explain why it would be very dangerous to put a can of hairspray in a hot oven.
asked by Lily 
Chemistry
What happens to the volume of a latex balloon when it flies to high altitudes (assuming temperature is somewhat constant)?
asked by Lily 
Chemistry
Explain what causes pressure in a container.
asked by Lily 
Maths B
Charlotte received a score of 68 on both her English and Maths tests. The mean for English was 52 and the mean for Maths was 55. The standard deviations for English and Maths were 10 and 8 respectively. In which subject did Charlotte perform better?
asked by Anna 
biology
In rabbits, there are four different versions of the gene for coat color. What pattern of inheritance is this?
asked by E 
Parabolas in standard form!
Hello, I am having the worst time trying to solve these parabolas and putting them into xh = a(yk)^2 form. :( There are two problems that i keep doing something wrong. could someone solve them so I can have a set up for the rest of my problems? :)
asked by Kate 
Chemistry
Convert from 5.6 moles of Cl2 (g) to liters at STP
asked by Lily 
Chemistry
Give the major ideas of the kinetic molecular theory.
asked by Lily 
Chemistry
A sample of O2 (g) occupies a volume of 3.0 L at 700 mmHg, calculate its volume at 375mmHg.
asked by Lily 
algebra
Please explain:Simplify by removing factors of 1 explain process and exponents steps please.
asked by plz help 
algebra
Please Explain: Simplify by removing factors of 1 1875v^10y^10/45v^4y^4 and explain exponents step if possible.
asked by plz help 
Pecalculs
Can anyone put this parabola into this standard form: xh = a(yk)^2 x^212x48y372=0 ? Please help!
asked by Kate 
programming
write the pseudocode for a program to the wages of salesman according yo the following rules the wages is calculated at a rate 15%of sale if the salesman has been with the company more than three year he has loyalty bonus of 10%of his calculated wages.
asked by BAKARI MOHAMEDI 
ALGEBRA
An oildrilling company knows that it costs $28,000 to sink a test well. If oil is hit, the income for the drilling company will be $445,000. If only natural gas is hit, the income will be $145,000. If nothing is hit, there will be no income. If the
asked by Danny 
math
Brandon received a book for his birthday and read thirtysix pages in 3 hours. Later, he read fiftytwo pages in 4 hours. Does his reading follow a direction variation? Explain
asked by leya 
math
Gustav is using frontend estimation. In estimating seventytwo point nine three minus thirtytwo point zero seven, Gustav follows the steps below. Where did he go wrong? Step 1: seventytwo minus thirtytwo equals forty Step 2: zero point nine three minus
asked by leya 
math
solve the inequality j/3 < 3
asked by Janae 
Physics
each resistor in the circuit shown is 5.0 Ù, and the battery is 12.0 V, what does the second ammeter (A2) read?
asked by Pat 
physics
current through a device is 0.30 A, and the resistance in the device is 40 Ù. How many 1.5 V batteries are required to run the device
asked by Pat 
math
6. Determine the domain and range for each function given. Explain where any restrictions come from. a. f(x)= sqrt x + 5 – 4 b. f(x) = 1/2x^2 – 32 c. f(x) = 4/x^2 + 1
asked by christina 
math
7. Determine the inverse of each relation given. a. f(x) = 1/x2 + 3 b. f(x) = 2(x – 4)^2 + 5
asked by noel 
physics please respond
A 16kg sled starts up a 28 degree incline with a speed of 2.4m/s . The coefficient of kinetic friction is = 0.27. part a)How far up the incline does the sled travel? part b)What condition must you put on the coefficient of static friction if the sled is
asked by julie 
physics
A car is coasting to a stop. The total drag (frictional Forces) on the 200kg car equal 2000N. 1. What is the acceleration of the car? 2. How far does it travel before comming to a stop?
asked by khloe 
Physics
A sign weighing 10N hangs from two ropes. Each rope is 45 degrees from the horizontal. 1. What is the tension in each rope?
asked by khloe 
math
area of a nonagon with a perimeter of 126in
asked by Anonymous 
geometry
Find the area of a regular pentagon with a side of 6ft. answer nearest tenth
asked by lilman 
math
Last year, the personal best high jumps of track athletes in a nearby state were normally distributed with a mean of 229 cm and a standard deviation of 19 cm. What is the probability that a randomly selected high jumper has a person best between 229 and
asked by Ryan 
Algebra
According to a poll conducted in a company, 47% of the employees regularly use the internet while at work. You conduct a similar survey at your mother's office where there are 250 respondents. What is the probability you find between 102 and 117.5
asked by James 
Integral Calculus
Trying to find ∫x*arctan(x)dx, but I can't figure out what do to after: (1/2)x^2*arctan(x)1/2∫x^2/(x^2+1) dx
asked by Jay 
Algebra; Help immediately.
The height of a ball that was batted into the air at 160 feet per second is a function of t, the time in seconds after the ball was hit. The height is determined by subtracting 16 times the square of t from 160 times t. Which equation can be used to find t
asked by Marilyn 
Calculus
1. Find a unit vector which is perpendicular to both of the vectors m=[4, 2, 3] and n=[2, 3, 1]
asked by j 
Calculus
2. Give that the vectors u=[2, t, 4] and v=[1, 3, t4] are perpendicular, find the value of the constant, t.
asked by j 
Calculus
3. Determine that the vectors u=[t, 4, 2t+1] and v=[t+2, 1t, 1] are perpendicular, find the possible values of the contant, t.
asked by j 
math
darius drinks 1 1/2 cups of water three times a day. how many cups of water does darius drink per week
asked by skyla 
chemistry/physics
A glass bulb with radius 15 cm is filled with water vapor at a temperature of 500 K. On the exterior of the bulb a spot with area 2.0 mm^2 is placed in contact with liquid nitrogen. This causes the temperature of the spot to drop well below 0◦C. When the
asked by sand 
math
Chandra borrows some money at 7.2%/a compounded annually. After 5 years, she repays $12 033.52 for the principal and the interest. How much money did Chandra borrow?
asked by Maame 
Algebra 1B
it took a small plane 3 hours more to fly 475 miles against the wind than it took the same plane to fly the same distance with the wind. the rate of the wind was 15 mph find the rate of the plane in calm air
asked by April 
spanish/help pleaseeeee
1trabajaba 2 iban 3teniamos 4 era 5cuidaban 6 jugaba 7 nos divertiamos. complete the paragragraph. Cuando yo chica,mi vida era muy diferente.Yo nunca,solocon mis amigos. Mis padresal trabajo y mis abuelos me.Nosostros no
asked by chris 
geometry
R =(cos0 sin0) (sin0 cos0) State the matrix R for 0=120 degrees NB 0 represents theta
asked by lindsay 
geometry
The points A=(1,1) B=(3,4) connects to point C (3,1). a. Find the length of AB b. The gradient and equation of line AB
asked by lindsay 
geometry
The towns A and B are on the circle of latitude 24 degrees N.The longitude of A is 108degrees E and longitude B is 75 degrees E. a. Calculate the radius of the circle of latitude 24 degrees N. b.The shortest distance between A and B measured along the
asked by lindsay 
geometry
Use formulas to find the lateral area and surface area of the given prism round to nearest whole number Believe height 4m and base on side 7m, front 29m, other end 7.28m possible answers; 472m^2;486m^2 443m62;486m^2 472m62;479m^2 443m62;500m^2 Can someone
asked by Cody 
Math
HELP! i have no idea how to do this! A rabbit population satisfies the logistic equation dy/dx=2x10^7y(10^6y), where t is the time measured in months. The population is suddenly reduced to 40% of its steady state size by myxamatosis. If the myxamatosis
asked by Bianca 
MATH
A committee of 5 people is to be selected from student council. Council has 6 boys and 7 girls. What is the probability that the committee will have at least 3 boys? *** If you can show work that would be helpful (OPTIONAL)*** THANK YOU VERY MUCH!
asked by Tom 
MATH HELP
A committee of 5 people is to be selected from student council. Council has 6 boys and 7 girls. What is the probability that the committee will have at least 3 boys? *** If you can show work that would be helpful (OPTIONAL)*** THANK YOU VERY MUCH!
asked by Tom 
I need correct answers for all please !
1. Regarding management and leadership, which statement is most accurate? A. Leaders can be good managers, and good managers can be leaders. B. Leaders aren’t managers, and managers aren’t leaders. C. Leadership and management are entirely unrelated.
asked by Shawn corey 
geometry
Given that P=(2,10) (5,3) a. Evaluate the inverse P^1, of P b. use a matrix method to solve x(2,5)+ y(1,3) =(7,1)
asked by lindsay