# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 591-
## Math

Milos bring 12 hamburgers to the barbecue. He puts cheese on 4 hamburgers. Draw to show the fraction. Write two equivalent fractions. Explain why they are equivalent fractions

*asked by Eunji on April 25, 2017* -
## Calculus

limit of (x*(y-1)^2*cosx)/(x^2+2(y-1)^2) as (x,y)->(0,1). By evaluating along different paths this limit often goes to 0. This does not necessarily imply that it exists. So how would i prove that it exists. Can someone please show me how i can prove using

*asked by Jim on April 10, 2016* -
## Physics

Research on the physics of living systems.Give two examples to show how physics helps to understand the concepts of evolution, biological systems of living organisms.

*asked by Karan on July 15, 2016* -
## Integration?

Use the derivatives of sinx and cosx to show that d/dx [tanx] = sec^2 and that d/dx [secx]=sec^2xsinx. Hence evaluate ∫ [1 + sinx]/[cos^2x] dx limit from 0 to pi I know the first part of the question, i'm not sure how i should do the second part "hence

*asked by Arisa on June 19, 2009* -
## Chemistry

Give an example of one polyatomic cation and one polyatomic anion. Show how these ions combine to make a compound. My thinking: Cation-ClO Anion-K How they form, I don't know?

*asked by Isaac on July 6, 2015* -
## Calculus

Show that limit as n approaches infinity of (1+x/n)^n=e^x for any x>0... Should i use the formula e= lim as x->0 (1+x)^(1/x) or e= lim as x->infinity (1+1/n)^n Am i able to substitute in x/n for x? and then say that e lim x ->0 (1+x/n)^(1/(x/n)) and then

*asked by Frederick E. on November 8, 2011* -
## Math

On an outing to the theatre the tickets are £8.50 each for every ten tickets bought you get two extra free tickets. How much would it cost if you wished 12 tickets? . A party of 26 people go to the show. How much will it cost altogether?

*asked by NH on January 11, 2016* -
## Word Problem

A coin was flipped 60 times and came up heads 38 times. (a) At the .10 level of significance, is the coin biased toward heads? Show your decision rule and calculations. (b) Calculate a p-value and interpret it.

*asked by Marilyn on September 28, 2008* -
## Physics

Research on the physics of living systems. Give two examples to show how physics helps to understand the concepts of evolution, biological systems of living organisms.

*asked by Aadi on June 24, 2016* -
## plz i need steve can u help dr bob222 help as well

A crystal is grown by evaporating A and 8 type atoms, and then letting them condense to form the crystal. If, because of the forces involved, on A atom is twice as likely to stick to the crystal OS a B atom, what is the probability that the final crysta

*asked by mayerimi on April 12, 2017* -
## physics/chemistry:sir steve drbob222 steve steve

A crystal is grown by evaporating A and 8 type atoms, and then letting them condense to form the crystal. If, because of the forces involved, on A atom is twice as likely to stick to the crystal OS a B atom, what is the probability that the final crysta

*asked by weyeremi on April 12, 2017* -
## Maths - Parametric Equations

A circle is defined by the parametric equations x = 2cos(2t) and y = 2sin(2t) for t is all real numbers. (a) Find the coordinates of the point P on the circle when t = (4*pi)/3. (b) Find the equation of the tangent to the circle at P. Can you please show

*asked by Jichu on December 27, 2016* -
## Physics

You design an engine that takes in 1.5 x 10^4 J of heat at 650 K in each cycle and rejects heat at a temperature of 350 K. The engine completes 240 cycles in 1 minute. What is the theoretical maximum power output of your engine? can you please also show

*asked by Brianna on July 18, 2010* -
## Physics

A railroad flatcar is loaded with crates. The coefficient of static friction between the crates and the floor is 0.27. If the train is moving at 59.7 km/hr, in how short a distance can the train be stopped with a constant acceleration without causing the

*asked by Lindsay on December 5, 2007* -
## teacher aide

I need help! What information is included in the instructional guide that accompanies most audiovisual materials? A How to operate the projection equipment to show the materials B How to duplicate the audiovisual materials C A summary of description of the

*asked by Rosie on April 26, 2011* -
## Physics

A block of mass 77.0kg is placed at the top of a frictionless plane that is inclined 46 degrees to the horizontal. The height of the plane is 23.0 meters. Find the speed of the block at the bottom of the plane. Please show all your steps, don't just

*asked by Jen on June 11, 2012* -
## CHEM organic chem

i am really confused! i am doing the production of ethene from fractional distillation and i understand the whole concept of it what i don't get is how i can write a balanced eqn to show how ethene can be produced from C14H30 (tetradecane?!) i did C14H30

*asked by AllyKat on November 13, 2007* -
## Chemistry

Calculate and compare the mass of the reactants with the mass of the products for each equation. a)2KClO3 (s) ==> 2KCl(s) + 3O2 (g) b)4NH3(g) + 6NO(g) ==> 5N2(g) + 6H2O(g) c)4K(s) + O2(g) ==> 2K2O(s) Show that each balanced equation obeys the law of

*asked by Ralph on April 5, 2010* -
## CHEM organic chem

i am really confused! i am doing the production of ethene from fractional distillation and i understand the whole concept of it what i don't get is how i can write a balanced eqn to show how ethene can be produced from C14H30 (tetradecane?!) i did C14H30

*asked by AllyKat on November 13, 2007* -
## math

For the pair of numbers (-1/5),(-1/2) My teacher wants us to find the quadratic equation with integral coefficients that has these numbers as solutions. I am not sure if I have the right equation for this. Could someone let me know if I am right or wrong

*asked by kim on September 3, 2010* -
## Algebra II

Write an equation for the ellipse with end points of the major axis at (7,1) and (-7,1) and end points of the minor axis at (0,5) and (0,-3). I do not know how to start this. There are no examples in my book that I can study. Could you show me how to set

*asked by Lucy on March 1, 2008* -
## Calculus, Riemann

IF ANYONE CAN PLEAAAASEEEE HELP ME Use the Riemann sum definition of the definite integral to show that b 3 ¡ò x©÷dx - b©ø -a©ø a Here, for simplicity, we assume b > a > 0. Be sure to clearly specify your mesh/grid xi, , and your choice of sample

*asked by Ellen D on May 7, 2014* -
## math

Ariel wants to choose 5 players for her basketball team. There are 7 players to choose from. How many different teams can Ariel make? A) 21 B) 35 C) 42 D) 56 please help me! And show how you got the answer! I thought you were supposed to go 7*6*5*4*3 but

*asked by Anonymous on June 6, 2015* -
## Math

I take out a loan for $10,000.00 and the interest rate is 6.3% APR. If I pay this loan back at $300.00 per month, how much interest will I be charged on top of this per month for the first 3 months? Please show the equation used.

*asked by Dinny on September 5, 2014* -
## physics

Consider a pulse of laser light aimed at the Moon that bounces back to Earth. The distance between Earth and the Moon is 3.84 * 108 m. Show that the round-trip time for the light is 2.56 s.

*asked by Jamie P on November 8, 2012* -
## statistics

A certain airplane has two independent alternators to provide electrical power. The probability that a given alternator will fail on a 1-hour fight is .02. What is the probability that (a) both will fail? (b) Neither will fail? (c) One or the other will

*asked by steven on October 9, 2009* -
## physics

Consider a pulse of laser light aimed at the Moon that bounces back to Earth. The distance between Earth and the Moon is 3.84 * 108 m. Show that the round-trip time for the light is 2.56 s.

*asked by Peg on May 31, 2014* -
## Chemistry

How do I prepare 100mL of 10g/L HCl from concentrated HCl(37%HCl, density 1.19g/mL) Is it 2.28mL of conc HCl dilute to 100mL with water? Please show the calculation steps.

*asked by annie on February 16, 2012* -
## chemistry

How do I prepare 100mL of 10g/L HCl from concentrated HCl(37%HCl, density 1.19g/mL) Is it 2.28mL of conc HCl dilute to 100mL with water? Please show the calculation steps.

*asked by haji on April 7, 2016* -
## algebra

srry if i am asking to many questions today this is my last thing plse help me how do you do problems like this find the slop and y intercept of the equation 3 y=x-5/4 5/4 is a fraction how do you do problems like that plse expalin and show me step by step

*asked by Amy on November 6, 2008* -
## physical

Consider a pulse of laser light aimed at the moon that bounces back to earth. The distance between Earth and Moon is 3.8 x 10 (small eight above) m. Show that the round-trip time for the light is 2.5 s.

*asked by Julia on February 12, 2012* -
## programming

what will be the c++ source code of finding the largest value among the N numbers? translate the algorithm: 1. the largest number is: 2. the smallest number is: 3. display all the numbers inputted: 4. show the final output.

*asked by criss on January 1, 2013* -
## math

the difference between high and low tides is 19 feet on monday and x feet on tuesday. write an expression to show the average rise and fall of the tide for monday and tuesday

*asked by jen on August 23, 2009* -
## math

still having trouble with 2T=____oz How many ounces are in a pound and how many pounds are in a ton? Show us HOW you used the procedure you have been shown. And tell us what you don't understand. We have done two for you but you need to learn how to do

*asked by Brooke on November 30, 2006* -
## statistics

determine the probability that a sample of 49 boxes will have a mean weight below 365 grams. past records show that the population mean is 368 grams and the population standard deviation is 7. the probability will be between.

*asked by wanda on November 30, 2011* -
## Chemistry 111

a) Write Bronsted acid-base equilibrium equations for the following: b) Show the acid-base conjugated species, labeling all species (1) HSO4- + C2O4-2 (2) HPO4-2 + NH4+

*asked by Sean on April 2, 2013* -
## math

could someone show me how to write this or set up this equation?2 ships sail from the same port, one sails dew east at 15 mph and the second sailed dew south at 20 mph, how far apart are the ships after 3 hours?

*asked by Greg on October 19, 2010* -
## Chemistry

If 0.200mol of nitrogen gas and 0.200mol of oxygen gas react, what is the limiting reactant? N2(g)+O2(g)→2NO(g) How many moles of NO are produced according to the equation? Please show how to perform this equation with the answer please.

*asked by Tonya on October 25, 2014* -
## Physict

This question is similar to some on driver's-license exams: A car moving at 50 km/h skids 15 m with locked brakes. Show that with locked brakes at 150 km/h the car will skid 135 m.

*asked by Jaime on April 8, 2014* -
## math

Please help me simplify: 4sqrtx^12/24sqrtx^2 *Is this correct: 2sqrt4/12x The answer you get depends upon where you put the parentheses, and you don't show any. I don't see any way of coming up with your answer. 4 (sqrtx)^12/ 24 (sqrtx)^2 = (1/6) x^6/x =

*asked by margie on January 11, 2007* -
## sixth grade math

A person on a moving sidewalk travels 21 feet in 7 seconds. the moving sidewalk has a length of 180 feet. How long will it take to move from one end to the other? Can someone please show me how to get the correct answer?

*asked by Stephon on November 3, 2014* -
## chemistry

a 51.6 litre sample of a pure allotrope of oxygen has a mass of 100.0 grams. (25 degrees celsius and 100 kPa) Show, by calculation, which allotrope of oxygen is present.

*asked by Anonymous on July 17, 2016* -
## Physics

Please show steps and thank you! An astronaut of mass 70 kg carries an empty oxygen tank of mass 14 kg. He throws the tank away from himself with a speed of 3 m/s. With what velocity does the astronaut start to move through space?

*asked by Anon on January 14, 2012* -
## physics

Consider a pulse of laser light aimed at the Moon that bounces back to Earth. The distance between Earth and the Moon is 3.84 * 108 m. Show that the round-trip time for the light is 2.56 s

*asked by Shawn on November 8, 2012* -
## Chemistry

Display the final answer in correct scientific notation and show correct number of significant figures in the final answer: 6.0223010000 x 10-24 x 2.222090001 x 10-30 I get this far and then get stuck: 13.3820948351123 x 10 -54

*asked by Susan on February 22, 2012* -
## Chemistry

The specific heat of water is 4.184J/gc and that of aluminum is 0.897J/gc which substance will show a larger increase in temperature upon the addition of 100J of heat to 100g the aluminum or the water

*asked by Kishwar on September 19, 2018* -
## Senior English

I have to create a skit for an English presentation on the underground railroad (prior to reading Beloved by Toni Morrison) and am looking for creative ideas on delivering our information. In the past we have done numerous skits and other groups have

*asked by Anonymous on January 4, 2010* -
## philosophy

I am to identify a film, television show, or other form of media art that involves cahracters/narrators reflecting upon the nature of identity and self. I want to write about Sex and the City. i was wondering do you think this would be a good topic. The

*asked by angela on April 4, 2013* -
## spanish

"Perdone Ud. ¿Podría _____ dónde queda un quiosco?" "Sí. Hay uno en esta calle, a una cuadra de aquí." a. indicarme b. seguirme c. perdonarme d. comprarme "Pardon me. Could you _____ where a news stand is located? "Yes. There is one on that street, at

*asked by y912f on June 2, 2009* -
## Psychology

The "face module," located in the right temporal lobe of the brain, explains why: the cells fire when a dog lover looks at pictures of show dogs. infants are not afraid to go to strangers. ganglion cells in this area respond to simple features. we need

*asked by Chloe on March 19, 2011* -
## high school

Use at least five adverbs and five adjectives to write a 150-minimum to 300-maximum word review of a movie, sporting event, musical performance, or television show. · Bold each adverb. · Underline each adjective. · Compare the event to one or more

*asked by Anonymous on July 25, 2010* -
## Philosophy

According to Rachels, which of the following supports the truth of determinism? Select one: a. Studies that show that social conditions influence behavior b. Discovery of genetics c. Experiments in psychology such as the Milgram and Stanford Prison

*asked by TayB on March 6, 2015* -
## Physics- impuse and force

A car is moving to the right with a speed of 20 m/s. A large SUV is moving to the left at a speed of 20 m/s. The SUV has a mass three times that of the small car. They have an totally inelastic head-on collision in an intersection. There are two passengers

*asked by Casey on July 5, 2011* -
## Finance

Temple Corp. is considering a new project \vhose data are shown below. 'rhe equipment that would be used has a 3-year tax life, would be depreciated by the straight-line method over its 3-year life, and would have a zero salvage value. No new working

*asked by Anonymous on April 26, 2011* -
## Physics

Resonance in a system, such as a string fixed at both ends, occurs when a) it is oscillating in simpler harmonic motion b) its frequency is the same as the frequency of an external source c) its frequency is greater than the frequency of an external source

*asked by Satej on December 6, 2009* -
## home work

Problem 2: A particle of mass m is released from rest in a constant gravitational field. Assuming that the air drag on the particle varies quadratically with speed, that is F (v) = c2v2, show that the distance s the particle falls in accelerating from v0

*asked by ali on January 22, 2015* -
## Chemistry

Often, acetal formation is carried out directly with the help of a carbonyl and a diol under acidic conditions. a) Show two acid-base reactions that could occur in the presence of a strong acid such as p-toluenesulfonic acid. b)Draw the two resonance

*asked by Lindz on November 5, 2006* -
## Chem Help

For the reaction, XBr2(g) X(g) + Br2(g), if a container is charged to an initial concentration, [XBr2] = 2.00 mol/L and the system allowed to react and come to equilibrium, if Kc = 4.0 x 10-8, what is the concentration of X(g) at equilibrium? This is what

*asked by Steve on December 13, 2017* -
## science

A swimming pool contains 155m3 of water. If water must be heated from 16C to 32C. How many Joules of heat energy must be supplied? 1 cal=4.184 J Do I need to convert 155m3 to weight? yes. Then mass x 4.184 J/g*c x (Tfinal-Tinitial)= heat energy required.

*asked by Melba on September 26, 2006* -
## cultural diversity

prejudicial behaviors by young children particularly in the 3 to 5 year age group are not rooted in acognitive inability to fit new information and experiences into an existing belief system b.observation and emulation of pro-social attitudes and behaviors

*asked by Anonymous on February 15, 2011* -
## COLLEGE MATH- SYSTEMS OF EQUATIONS

1. Solve these systems of equations a. 3x + 6y + 3z= 3 2x - y + 4z= 14 x + 10y + 8z= -8 b. x + y + 3z= 10 x + 2y + 3z= 4 x + 4y + 3z= -6 2. Solve these systems of equations word problems. a. A movie theater sold 450 tickets to a movie. Adult tickets cost

*asked by LimaBeans93 on January 29, 2012* -
## Social Studies

1. In Athens the system of government became a direct democracy, in which the people participated directly in government. In the Roman republic, citizens participated in government (1 point) in an identical way. through meetings held in the marketplace. by

*asked by Real ANSWERS on March 11, 2019* -
## Physics

Two Peaches, Two Seconds, One Roof: A peach is thrown straight up from the edge of the roof of a building. A second peach is dropped from the roof 2s later. a. If the height of the building is 60m what must the initial speed of the first peach be if both

*asked by Zalak on November 20, 2012* -
## Child Development

1) The recording method that's most useful in discovering the causes or results of a child's behavior is A. rating scale. ￼B. time sampling. C. event sampling. D. checklist. 2) One way a teacher can help a child stand up for her rights is A. making other

*asked by Danielle on December 4, 2014* -
## anthropology

When individuals get married, alliances are formed between the two families. In some cultures there will also be a formal economic exchange. Three forms discussed in this chapter are bridewealth, bride service and dowry. Discuss each economic form with its

*asked by jimmy on January 26, 2015* -
## physics

A ballistics pendulum is a device used to measure the speed of a fast moving projectile such as a bullet. A bullet of mass 5g is fired into a large block of wood of mass 1.5kg suspended from some light wires. The bullet is stopped by the block and the

*asked by ZU on August 25, 2013* -
## Civics

Why did the framers of the constitution include the system of checks and balances? To ensure the powers of each branch of government are limited and checked by another branch To create a process for the American people to choose their representatives for

*asked by jeje on January 6, 2015* -
## Science

The following sphere is responsible for forming the solid shell of Earth that holds up life? -Hydrosphere -Lithosphere -Atmosphere -Biosphere** Explain the interaction between the four main components of Earth's physical systems. Be sure to include the

*asked by PoPo on March 13, 2017* -
## economics

Suppose that the free market labour supply and labour demand equations are given by Qs = 5W and Qd = 30 - 5W. If the minimum wage were set at $2.50 an hour, how many people would not be able to find work?

*asked by Ricky on January 27, 2012* -
## Business

Using requirements of Value Chain Management put these requirements to work specifically at the Smart Chips Company in order to help it remain competitive in the long run.

*asked by Jennifer on July 7, 2010* -
## math

A hairstlist schedules 1/4 hour to trim a customers hair and 1/6 hour to style. The hairstylist plans to work 3 1/3 hours each day. How many appointments can she schedule?

*asked by sarah on October 19, 2014* -
## Urgent math question for Reiny

Find the value of the expression below for r=4 and t=2.... t^3-r+20 divided by r 9*** 72 6 40 Ok, Reiny you said my answer9 was originally wrong, however when I looked at the work you did and you put in parenthesis()....my question is why, because the

*asked by Gabby on September 4, 2013* -
## physics

3813.75 Joules of work is being done on a 150 lb object while it is moved 75 ft across a horizontal plane, what is the final velocity if the coefficient of kinetic friction is 0.25 and the initial velocity is 1 ft / s?

*asked by Adam on May 7, 2014* -
## Physics

Many people buy a coffee or other hot beverage on their way to work. For safety, the cup usually has a lid and is placed in a cup holder. Using Newtons first law, explain why both these precautions are necessary.

*asked by Mohammad on October 17, 2018* -
## physics

a certain coiled spring with an unstretched length of 20cm require a force of 2N to stretch it by 0.2cm. What is the work done in stretching it by 2cm. If the elastic limit is nt execeed.

*asked by Anonymous on January 26, 2017* -
## Physics

A certain coiled spring with an unstretched length of 20cm required a force of 2N to stretch it by 0.2cm. What work is done in stretching it by 2cm if the elastic limit is not exceeded?

*asked by Nina on October 2, 2018* -
## Physics

A 200-kg cart is pushed slowly up an incline. How much work does the pushing force do in moving the cart up to a platform 1.5 m above the starting point if friction is negligible?

*asked by Nichelle on January 30, 2012* -
## Physics

I NEED HELP! Already answered on here but does not make sense/work. Please HELP! A 2.7 kg balloon is filled with helium ( density = 0.179 kg/m^3). If the balloon is a sphere with a radius of 5.2m , what is the maximum weight it can lift?

*asked by Kristy on December 1, 2010* -
## Physics please help!!

How much work must be done to accelerate a baton from rest to an angular speed of 7.27 rad/s about its center? Consider the baton to be a uniform rod of length 0.529 m and mass 0.478 kg

*asked by Megan on March 10, 2011* -
## General Chemistry

A piston has an external pressure of 7.00 atm. How much work has been done in joules if the cylinder goes from a volume of 0.130 liters to 0.650 liters. Express your answer with the appropriate units.

*asked by Jamie on March 20, 2014* -
## Busienss

Hello My name is Sara and i,m work in marketing and i have get offer from some company from all world about some product for import and export and i do like to know how i can check this company its real or fake wait your reply Thanks

*asked by saramazen on June 12, 2014* -
## physics

a loaded cart as a total mass of 227kg.if a 312-N force acting at angle of 30° to the ground is applied, how much work is done in moving the cart 15 meters?

*asked by leonardo magdayo on January 18, 2012* -
## world lit

cervantes wrote a parody while voltaires wrote a satire. explain the difference in purpose between the two forms of writing, then use two examples from each work to support your statement.

*asked by jarod on August 25, 2011* -
## i need your help please :(

a loaded cart as a total mass of 227kg.if a 312-N force acting at angle of 30° to the ground is applied, how much work is done in moving the cart 15 meters?

*asked by i need your help please :( on January 18, 2012* -
## Math

Mae Assurian is an electrician. She works form 6:45 a.m. to 3:30 p.m. Monday through Friday, and takes a 45-minute break for lunch. How many hours per week does Mae work?

*asked by Anonymous on November 30, 2010* -
## Physics

A radiation worker is subject to a dose of 150 mrad/h of protons for one 40 h work week. How many times the yearly allowable effective dose did she receive?

*asked by Leigh on April 24, 2011* -
## Physics

3813.75 Joules of work is being done on a 150 lb object while it is moved 75 ft across a horizontal plane, what is the final velocity if the coefficient of kinetic friction is 0.25 and the initial velocity is 1 ft / s?

*asked by Adam - Require some Help Please on May 7, 2014* -
## Physics

A force of 132 new inns is applied in pushing a stalled autoMobile at constant speed for a distance of 150 m. How much work is done in joules on the car by the force ?

*asked by Mirlande on March 5, 2017* -
## physics

If 180 J of work is performed to move four coulombs of charge from the positive plate to the negative plate shown below, what potential difference exists between the plates?

*asked by Marcia on January 12, 2012* -
## Economics

suppose you have a factory that makes pens and the demand for the pens decline, and there are more people willing to work due to a recession. does this result in an increase in supply? please explain

*asked by Anonymous on October 18, 2007* -
## nuclear physics

1) write the proper nuclear reactions for the following: A) beta-decay of radon-222 B) Alpha-decay of uranium-238 2) how does the CANDU reactor work?

*asked by anonymous on May 15, 2019* -
## Social Studies 8R - HW. Qs. Check

Why did many freedmen and poor whites become sharecroppers? Answer - Some large planters had held onto their land and wealth through the war. Now they had land but no slaves to work it. am i correct???????????

*asked by Laruen on September 23, 2012* -
## U.S History

In the Revolutionary war, who helped America to some early wins, but turned traitor later on in the war? Just a minute! Are you asking us all your questions? What have YOU done to find the answers? We HELP but don't DO the work for you!

*asked by COOL on January 22, 2007* -
## geometry

If three time the supplement of an < is subtracted from seven times the comp. of the

*asked by Amy on September 20, 2010* -
## physics

A sled if pulled over level snow a distance of 0.500 km by a force of 124 n applied to a rope that makes an angle of 35.0 degrees with the snow. How much work is done?

*asked by mer on January 29, 2008* -
## physics

What is the minimum work needed to push a 950 kg car 890 m up along a 8.0 degree incline? Assume the effective coefficient of friction retarding the car is 0.22.

*asked by Luke on October 10, 2011* -
## Chemistry

For the reaction: 2 NO(g) + 1 O2(g) 2 NO2(g) Calculate K, the equilibrium constant, from thermodynamic data at 281 K. (Hint #1: Assume that S and H do not change with temperature.) (Hint #2: Work in J/mol)

*asked by Summer on January 2, 2012* -
## math

You invest money that pays 6.3% interest/year compounded quarterly. How long should you invest if want to double initial investment? I tried A=P(1+r/n)^nt, but it didn't work, using A=2P. the principle is not given. Please help

*asked by BJ - help please on November 8, 2011* -
## HCA 220

I have not received my book because of a shipping error on the distributors part and I do not have the diagrams needed for week 8 chapters 8, 9, & 10. I can not complete the assignment without it. Can anyone post the diagrams so I can do the work, I would

*asked by Jessicka on August 29, 2010* -
## physics

1000cm *3 of air at 20 degree celicius&101.35kpa is heated at constant pressure until volume doubles, find find temperature&work?

*asked by dagne on January 1, 2019*

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