Saturday

December 20, 2014

December 20, 2014

**Recent Homework Questions About Operating Systems**

Post a New Question | Current Questions

**Algebra 1**

When solving a system of equations, how do you determine which method to use?
*Thursday, December 18, 2014 at 10:53pm*

**math**

Please solve the system with the elimination method. Explain each step as it is performed. 5y = x 2x - 3y = 7 Would the elimination method have been your first choice to solve this problem?
*Thursday, December 18, 2014 at 10:07pm*

**Algebra 1**

Which method would be the simplest way to solve the system? 7x +5y = 19 -7x-2y = -16 graphing substitution elimination or distributive
*Thursday, December 18, 2014 at 8:20pm*

**Algebra 1**

In which quadrant does the solution ofthen system fall? y=x-1 y= -3x-5
*Thursday, December 18, 2014 at 7:08pm*

**Algebra 1**

How many solutions does this system have? *3x + 6y = 10 -3x + 6y = -4
*Thursday, December 18, 2014 at 6:50pm*

**math**

* not multiple choice* 2/3n = 8 solving the system of equations 4x + 3y = 13 y= -x +4 * not sure how to do this the slope intercept form of the function that contains the point (-3, 2) and has a slope of -2? my answer: y= -2x + 6 -1 + 5(6-y) my answer is -y + 29
*Thursday, December 18, 2014 at 11:08am*

**reimbursement**

New medicare payments systems and implementation of SC HI both came out to the? A. Balance budget act. B. Federal act 33-2 C. Retrospective payment system D. Health maintenance organization
*Thursday, December 18, 2014 at 2:38am*

**algebra**

The Kwon family has a rainwater catchment system they use to water their garden. After 3 days without rain, the depth of water in the tank is 63 inches. After 5 days, the depth is 57 inches. What will the depth of water in the tank be after 17 days?
*Wednesday, December 17, 2014 at 6:53pm*

**Math**

How many solutions does the following system have? { 16x - 8y=20 { 4x - 2y= 5 A. 0 B. 1 C. 2 D. Infinitely many
*Wednesday, December 17, 2014 at 6:15pm*

**Cellular Anatomy/Integumentary and Musculoskeletal**

Which of the following is an accessory organ of the integumentary system?
*Wednesday, December 17, 2014 at 6:10pm*

**Algebra **

Steve is driving to a ski resort. At first, he drove at a rate of 65 mph. Then a snow storm started and he had to slow down to 40 mph. In total. it took him 6 hours to drive 310 miles. Which system of equations represents this situation? A. 6x + y= 1 x + y= 310 B. x + y= 105 ...
*Wednesday, December 17, 2014 at 5:16pm*

**Algebra **

How many solutions does the following system have? { 16x - 8y=20 { 4x - 2y= 5 A. O B. 1 C. 2 D. Infinitely many
*Wednesday, December 17, 2014 at 4:59pm*

**Algebra **

To solve the following system of equations by elimination, which step would best to perform first? 1/2a - 1/4b = 1 1/3a + b= 3 A. Add the two equations. B. Subtract the two equations. C. Multiply the first equation by 4. D. Divide the first equation by 3.
*Wednesday, December 17, 2014 at 4:43pm*

**math**

Solve the linear system graphically (Dont graph it just solve it) x+ 2y = 8 3x+ 4y = 20
*Tuesday, December 16, 2014 at 6:52pm*

**college student**

Two spheres of mass 2 kg and 3 kg are attached to the ends of a light rigid rod of length 1.0 m. What is the moment of inertia of the system about an axis perpendicular to the rod and (i) passes through the centre of the rod (ii) passes through the 2 kg sphere
*Tuesday, December 16, 2014 at 5:47am*

**Algebra 1**

suppose you can work a total of no more than 20 hours per week at your two jobs. Babysitting pays $5 per hour, and your cashier job pays $6 per hour. youneed to earn at least $90per week to cover your expenses. Write a system of inequalities that show s the various numbers of ...
*Monday, December 15, 2014 at 9:29pm*

**Any math tutor online? Help**

Two companies charge these rates for printing a brochure : Company A charges $175 for set up and 0.10 pet brochure Company B charges $250 for set up and 0.07 pee brochure A linear system that model this situation is C=175 + 0.10n C =250+ 0.07 Where c is the total A) graph the ...
*Monday, December 15, 2014 at 1:17pm*

**History 2**

the public school system in georgia was the result of laws passed during A. World War 1 B. The Civil War C. Reconstruction **** D. Antebellum
*Monday, December 15, 2014 at 12:03pm*

**physics**

In the drawing, the weight of the block on the table is 428. N and that of the hanging block is 195. N. Ignore friction, the mass of the rope, and the mass of the pulley. Find the acceleration of the two block system in m/s2.
*Sunday, December 14, 2014 at 5:00pm*

**Algebra**

Solve the following system of equations using the substitution method:5x-7y=-18 and 4x+3y=20
*Saturday, December 13, 2014 at 9:53pm*

**History**

Word Box : Declaration of Independence US Constitution articles of confederation Federalist Papers Bill of Rights Washingtons Farewell Address, Albany Plan of Union, Olive Branch Petition 1.americas first government,weak, consisted of only legislative branch created during ...
*Saturday, December 13, 2014 at 11:52am*

**Physics**

A 3.32 kg mud ball has a perfectly inelastic collision with a second mud ball that is initially at rest. The composite system moves with a speed equal to one-eighth the original speed of the 3.32 mud ball. What is the mass of the second mud ball?
*Friday, December 12, 2014 at 9:39pm*

**algebra**

Janel walks for x minutes and runs for y minutes for a total of 30 minutes of exercise. Ramal walks for 3 times as long as Janel but runs for half of the time she does for a total of 40 minutes of exercise. Is the system below correct for this situation? If not, why not? x + ...
*Friday, December 12, 2014 at 9:44am*

**In**

ABC Company – Training Program ABC Company has 50,000 employees in its headquarters. The company wants to increase employee productivity by setting up an internal software applications training program for its employees. The training program will teach employees how to ...
*Friday, December 12, 2014 at 5:11am*

**Physic**

A grenade that is falling vertically explodes into two equal fragments when it is at a height of 2000 m and has a downward velocity of 60 m/s. Immediately after the explosion one of the fragments is moving downward at 80 m/s. Find the position of the second fragment and the ...
*Thursday, December 11, 2014 at 2:28am*

**Math**

An oil company owns two refineries. The daily production limits and operating costs for each refinery are given in the table below. An order is received for 1540 barrels of high-grade oil, 1650 barrels of medium-grade oil, and 2860 barrels of low-grade oil. How many days ...
*Wednesday, December 10, 2014 at 11:09pm*

**physic**

A 7.28-kilogram bowling ball traveling 8.50 meters per second east collides head-on with a 5.45 kilogram bowling ball traveling 10.0 meters per second west. Determine the magnitude of the total momentum of the two-ball system after the collision
*Wednesday, December 10, 2014 at 9:45pm*

**Physical Science**

Fill in the blanks using the correct term from the list below. Active Combustion free heating systems passive heat pump thermal energy stroke 1. A house with large windows on its south side and few windows on its other sides probably uses a(n) Blank solar heating system. 2....
*Wednesday, December 10, 2014 at 5:33pm*

**physics**

Consider a system of a cliff diver and the earth. The gravitational potential energy of the system decreases by 21,000 J as the diver drops to the water from a height of 32.0 m. Determine her weight in newtons.
*Wednesday, December 10, 2014 at 10:45am*

**Biology **

"Emma has difficulty sleeping. Her doctor prescribes Deflex. Deflex is a drug which affects the nervous system. Suggest and explain how Deflex affects the nervous system to help Emma sleep." I have missed a lot of time off of school and I understand how the nervous ...
*Wednesday, December 10, 2014 at 4:55am*

**Physics**

Silver pellets with a mass of 1.0 g and a temperature of 85°C are added to 200 g of water at 18°C. How many pellets must be added to increase the equilibrium temperature of the system to 24°C?
*Wednesday, December 10, 2014 at 1:52am*

**physics**

An amusement park ride consists of a rotating circular platform 8.09 m in diameter from which 10 kg seats are suspended at the end of 2.19 m mass less chains. When the system rotates, the chains make an angle of 14.8 ◦ with the vertical. The acceleration of gravity is 9....
*Tuesday, December 9, 2014 at 8:09pm*

**Psychology**

Individuals who naturally exhibit low levels of brain arousal and nervous system reactivity are more likely to: A. Score high in measures of agreeableness B. Score low in measures of agreeableness. C. Score low in measures of sensation seeking D. Score high in measures of ...
*Tuesday, December 9, 2014 at 5:52pm*

**chemistry**

The total phosphate concentration in a blood sample is determined by spectrophotometry to be 3.0×10−3 M. The pH of the blood sample is 7.45, What are the concentrations of H2PO4− and HPO42- in the blood? Pka for the phosphate system is 7.198
*Tuesday, December 9, 2014 at 3:46pm*

**Physics**

A ball of mass m is attached to a spring with a spring constant k. The system is attached to a thin vertical axis as shown in Figure 4. In its equilibrium vertical position the spring length is L. The axis starts to rotate with a constant angular frequency ω. Find the ...
*Tuesday, December 9, 2014 at 2:59pm*

**PChem**

For the gas phase reaction 2NO2 + F2 ¨ 2NO2F, the rate constant is k= 38 dm3/mol-s at 27 oC. The reaction is first-order in NO2 and first-order in F2. A) Calculate the number of moles of NO2, F2, and NO2F after 10.0 s if 2.00 mol of NO2 is mixed with 3.00 mol of F2 ...
*Tuesday, December 9, 2014 at 8:52am*

**physics**

Assuming 100% transfer of energy in the system, please calculate maximum KE (Kinetic Energy) that the rocket has if the rocket were to again a height of 25 meters. Rocket mass = 0.5 kilograms, and gravity = 9.8 m/s^2
*Monday, December 8, 2014 at 11:18pm*

**physics**

A 75-g piece of aluminum at 89 °C is dropped in 1.0 L of water at 1.3 101 °C, which is in an insulated beaker. Assuming that there is negligible heat loss to the surroundings, determine the equilibrium temperature of the system
*Monday, December 8, 2014 at 3:54pm*

**Linear Algebra**

A hospital performs 3 types of operations. The first type takes 30 minutes, and they charge $500 for it. The second type takes 1 hour, and they charge $750 for it. The third operation takes 2 hours, and they charge $1000 for it. The hospital can schedule up to 30 total ...
*Monday, December 8, 2014 at 2:05pm*

**linear algebra**

Bob and Doug play a lot of Ping-Pong, but Doug is a much better player, and wins 80% of their games. To make up for this, if Doug wins a game he will spot Bob five points in their next game. If Doug wins again he will spot Bob ten points the next game, and if he still wins the...
*Sunday, December 7, 2014 at 6:53pm*

**linear algebra**

The weather on any given day in a particular city can be sunny, cloudy, or rainy. It has been observed to be predictable largely on the basis of the weather on the previous day. Specfically: if it is sunny on one day, it will be sunny the next day 1/2 of the time, and never be...
*Sunday, December 7, 2014 at 6:52pm*

**intro to computers**

You call the help desk to report a problem you are having on your computer. The technician asks you what operating system you are running. You know it is Windows 7 but you forget which version. How can you find out?
*Sunday, December 7, 2014 at 6:09pm*

**statistics**

the hospital paper filing system contained 20,890 records. A total of 456 were identified as misfiled. What is the filing accuracy rate for the system? What is the percentage of misfiled records?
*Sunday, December 7, 2014 at 3:33pm*

**Stats**

The Internal Revenue Service (IRS) provides a toll-free help line for taxpayers to call in and get answers to questions as they prepare their tax returns. In recent years, the IRS has been inundated with taxpayer calls and has redesigned its phone service as well as posted ...
*Sunday, December 7, 2014 at 2:38pm*

**social studies**

1. which of the following staments would describe a reason why the confederation government was unable to help georgia solve its problems with the indians? it was too busy fighting foreign wars. the president would veto any action it took. it was a week system of government in...
*Sunday, December 7, 2014 at 11:15am*

**chemistry**

A 5.00 liter vessel contains carbon monoxide, carbon dioxide, hydrogen and water vapor at equilibrium at 980C. The equilibrium partial pressures are 300. torr, 300. torr, 90. torr, and 150 torr respectively. Carbon monoxide is then pumped into the system until the equilibrium ...
*Saturday, December 6, 2014 at 8:11pm*

**algebra**

use the elimination method to solve the system of equations. Choose the correct ordered pair. 2x+4y=16 2x-4y=0 A.(4,2) B.(2,4) C.(2,-4) D.(4,-2)
*Saturday, December 6, 2014 at 4:31pm*

**biology**

explain the vascular system in the lilac flower.
*Saturday, December 6, 2014 at 1:48pm*

**Ap History**

Hi i had these questions wrong :/ The North and South held different views toward slavery in 1850. What were they? a) The North believed in a free labor system and the South believed in a slave labor system. b)The South believed that black people were inferior and the North ...
*Friday, December 5, 2014 at 8:53pm*

**Biology**

what is the vascular system of the lilac flower. i tried finding some sites. some sites would help me. PLease!
*Friday, December 5, 2014 at 6:27pm*

**physics**

Assume that the Grand Bahama Island lies at the origin of the coordinate system shown in the diagram at below. Vector represents the hurricane's displacement at 44.5 km/h and vector represents its displacement after it shifts course three hours later and proceeds at a ...
*Friday, December 5, 2014 at 3:28pm*

**Math please check**

I know the answer to the first one is "e" and the answer to the second one is "a "but I have no idea why please explain how to do these two problems. I am very confused with this new method. Thank you! The “Cobb-Douglas” productivity function for ...
*Friday, December 5, 2014 at 3:19pm*

**chemistry**

) Indicate how each of the following errors would affect(increase, decrease, or no change) your calculated value for the molar volume of O2 at STP (assuming that you complete the expiriment otherwise correctly). In each case, explain your answer. A. Your sample was not ...
*Friday, December 5, 2014 at 2:14am*

**Calculus question please explain**

I know the answer to the first one is "e" and the answer to the second one is "a "but I have no idea why please explain how to do these two problems. I am very confused with this method. Thank you! The “Cobb-Douglas” productivity function for a ...
*Friday, December 5, 2014 at 1:36am*

**biology**

Explain the vascular system of a lilac flower Some sites would help me very much as i cant find any that explain the vascular system of the lilac flower.
*Thursday, December 4, 2014 at 10:02pm*

**Science**

If the original pressure of a system is 700 torr, temp 30 C and volume 100L, what will the final volume be if the pressure is increased to 750 torr and temperature to 37C
*Thursday, December 4, 2014 at 2:51pm*

**Managerial Accounting**

Garcia Veterinary Clinic expects the following operating results next year: Sales (total) $600,000 Variable expenses (total) $120,000 Fixed expenses (total) $300,000 What is Garcia's break-even point next year in sales dollar?
*Thursday, December 4, 2014 at 12:35am*

**Managerial Accounting**

Garcia Veterinary Clinic expects the following operating results next year: Sales (total) $600,000 Variable expenses (total)
*Thursday, December 4, 2014 at 12:34am*

**algebra**

Identify the vertices of the solution region of the system of linear inequalities. (Order your answers from smallest to largest x, then from smallest to largest y.) x ≥ −2 x ≤ 3 y ≤ 5 y ≥ x (x, y) = (x, y) = (x, y) = (x, y) = Tried several times, ...
*Thursday, December 4, 2014 at 12:01am*

**Visual Basic**

debugging exercise: Private Sub btnItemNumber_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnItemNumber.Click Dim decCost As Decimal Dim intCount As Decimal decCost = Convert.ToDecimal(txtCost.Text) Inventory(decCost, intCount) End Sub Private Sub...
*Wednesday, December 3, 2014 at 7:42pm*

**social studies help assap**

which of the following effects of the french and indian war most contributed to smuggling in the colonies? increased taxes from the crown enforcement of the navigation acts presence of british soldiers in the colonies removal of the spanish from flordia which economic system ...
*Wednesday, December 3, 2014 at 7:21pm*

**biology**

Describe the vascular system and functions of each component of the Lilac flower i tried to find some sites, but i cant find in any. So any sites would help as well
*Wednesday, December 3, 2014 at 6:22pm*

**science**

A jellyfish can propel itself with jets of water pushed out of its bell, a flexible structure on top of its body. The elastic bell and the water it contains function as a mass-spring system, greatly increasing efficiency. Normally, the jellyfish emits one jet right after the ...
*Wednesday, December 3, 2014 at 5:52pm*

**social studies**

1.Most of the land of southeast asia is. a. below sea level, so a system of dikes is used to keep it from flooding b. contained in a vast land mass with very few bodies of water c. subject to a desert-like climate d. either part of a peninsula or part of an archipelago 2. What...
*Wednesday, December 3, 2014 at 5:25pm*

**physics **

The internal energy of a system changes because the system gains 180 J of heat and performs 338 J of work. In returning to its initial state, the system loses 111 J of heat. During this return process, what work is involved? If the work is done by the system, then give the ...
*Wednesday, December 3, 2014 at 1:40am*

**Managerial Economics**

Since dry cleaning produces air pollution, a small town with two dry cleaning companies has decided to regulate the dry cleaning industry. The two dry cleaning companies, Company A and Company B, currently produce 350 units of air pollution, which the town wants to reduce to ...
*Tuesday, December 2, 2014 at 11:07pm*

**POL201**

A federal system differs from a unitary system in that: A) power is concentrated in one central government. B) sub-governments delegate power to the central authority . C) power is distributed between the central government and other governmental units. D) the central ...
*Monday, December 1, 2014 at 7:35pm*

**Science.. Need help ASAP!**

How is an area's topography determined? a.By using an area's longitude and latitude b.By using an area's scale c.By using an area's elevation, relief, and landforms * d.By using an area's elevation, longitude, latitude How are lakes and ponds similar? a. ...
*Monday, December 1, 2014 at 6:56pm*

**Science.. Need help ASAP!**

How is an area's topography determined? a.By using an area's longitude and latitude b.By using an area's scale c.By using an area's elevation, relief, and landforms d.By using an area's elevation, longitude, latitude How are lakes and ponds similar? a. ...
*Monday, December 1, 2014 at 6:30pm*

**Science.. Need help ASAP!**

How is an area's topography determined? 1.By using an area's longitude and latitude 2.By using an area's scale 3.By using an area's elevation, relief, and landforms 4.By using an area's elevation, longitude, latitude How are lakes and ponds similar? 1. ...
*Monday, December 1, 2014 at 5:50pm*

**science**

A jellyfish can propel itself with jets of water pushed out of its bell, a flexible structure on top of its body. The elastic bell and the water it contains function as a mass-spring system, greatly increasing efficiency. Normally, the jellyfish emits one jet right after the ...
*Monday, December 1, 2014 at 5:03pm*

**Math**

Set up and solve a system of equations to solve the application. A rectangular area of 525 square feet is enclosed using 100 feet of fence. What are the dimensions?
*Monday, December 1, 2014 at 10:10am*

**Chemical Engineering**

What are the ways to split a mixture of benzene and methanol into its component using a 2 phase system separation ? Thank you
*Monday, December 1, 2014 at 3:17am*

**business**

New Orleans’s Mt. Sinai Hospital is a large, private, 600-bed facility complete with laboratories, operating rooms, and X-ray equipment. In seeking to increase revenues, Mt.Sinai’s administration has decided to make a 90-bedadditiononaportionofadjacent land currently...
*Sunday, November 30, 2014 at 8:52pm*

**Physics**

A puck (uniform disk) of mass m and radius r is travelingat a speed v on frictionless ice. It strikes a second identical puck a glancing blow (at point P) and sticks to it (using VelcroTM). After the collision, the two-puck-object rotates with angular velocity ω about its...
*Sunday, November 30, 2014 at 6:19pm*

**science**

A jellyfish can propel itself with jets of water pushed out of its bell, a flexible structure on top of its body. The elastic bell and the water it contains function as a mass-spring system, greatly increasing efficiency. Normally, the jellyfish emits one jet right after the ...
*Sunday, November 30, 2014 at 6:01pm*

**Physics**

A child of mass m is playing on a merry-go-round which has mass 6m and radius r. Assume the merry-go-round is a uniform disk. The child is standing on the edge of the merry-go-round, which is spinning with an angular speed ω1. a) What is the moment of inertia, I1, of the ...
*Sunday, November 30, 2014 at 5:49pm*

**Physics**

A 10kg mass is located at the (1.00m)i + (2.00m)j + (2.00m)k. A 5kg mass is located at (-1.00m)i + (1.00m)j + (1.00m)k. (A) Determine the moment of inertia of this system about an axis through the origin parallel to the x-axis. (B) Determine the moment of inertia of this ...
*Saturday, November 29, 2014 at 9:42pm*

**physics **

the input to a 93.33 efficient belt drive system is 75 kw. what is the output ?
*Saturday, November 29, 2014 at 9:24pm*

**physics**

A jellyfish can propel itself with jets of water pushed out of its bell, a flexible structure on top of its body. The elastic bell and the water it contains function as a mass-spring system, greatly increasing efficiency. Normally, the jellyfish emits one jet right after the ...
*Saturday, November 29, 2014 at 6:05pm*

**ph**

A coin slides over a frictionless plane and across an xy coordinate system from the origin to a point with xy coordinates (3.0 m, 5.8 m) while a constant force acts on it. The force has magnitude 2.8 N and is directed at a counterclockwise angle of 100° from the positive ...
*Saturday, November 29, 2014 at 2:14pm*

**physics **

When a 1.3kg mass was attached to a spring, the spring stretched 21cm from its equilibrium position. The mass spring system was then set into oscillatory motion by providing the mass with an initial velocity. Its oscillatory motion is then described by the following equation: ...
*Thursday, November 27, 2014 at 6:29pm*

**Integumentary System**

What are the functions of the: Apocrine Gland Hair Follicle Wall Hair Papilla Hair Shaft Krausse Sensory Receptor Meissner Sensory Receptor Pacinian Sensory Receptor I know that the hair papilla is located in the hair bulb, which produces the har, but I was instructed that ...
*Thursday, November 27, 2014 at 3:28pm*

**health**

Alcohol abuse ________ the immune system, which helps protect the body from infections.
*Thursday, November 27, 2014 at 12:47pm*

**algebra**

Solve system of equations to model the problem then solve: The length of a rectangle is 7 inches more than the width. The perimeter is 34 inches. Find the length and the width of the rectangle.
*Thursday, November 27, 2014 at 12:47am*

**Algebra**

Write a system of equations to model the problem and solve the system: The sum of two numbers is 156. What number is 28 more than the second number. What are the numbers?
*Thursday, November 27, 2014 at 12:47am*

**Algebra**

Write a system of equations to model the problem and solve the system: Benjamin has nickels and dimes and his toy bank he has a total of 45 coins the total value of $3.60. How many coins of each kind does he have?
*Thursday, November 27, 2014 at 12:47am*

**Algebra**

Write a system of equations to model the problem and solve the system: Benjamin has nickels and dimes and his toy bank he has a total of 45 coins the total value of $3.60. How many coins of each kind does he have?
*Wednesday, November 26, 2014 at 10:30pm*

**Algebra**

Write a system of equations to model the problem and solve the system: The sum of two numbers is 156. What number is 28 more than the second number. What are the numbers?
*Wednesday, November 26, 2014 at 10:28pm*

**algebra**

Solve system of equations to model the problem then solve: The length of a rectangle is 7 inches more than the width. The perimeter is 34 inches. Find the length and the width of the rectangle.
*Wednesday, November 26, 2014 at 10:27pm*

**physics**

Assume that there is no friction between m2 and the incline, that m2 = 2.4 kg, m1 = 1.2 kg, the radius of the pulley is 0.10 m, the moment of inertia of the pulley is 4.8 kg m2, and θ = 25.0°. a) Find the combined mechanical energy of both masses the instant the ...
*Wednesday, November 26, 2014 at 8:23pm*

**Chemistry**

What is Gibbs free energy? A. The energy lost as heat to the surrounding molecules B. The usable energy released or absorbed by a reaction C. The energy in the form of kinetic energy in a system D. The energy contained within the bonds of molecules
*Wednesday, November 26, 2014 at 6:32pm*

**chem please help**

What is Gibbs free energy? A. The energy lost as heat to the surrounding molecules B. The usable energy released or absorbed by a reaction C. The energy in the form of kinetic energy in a system D. The energy contained within the bonds of molecules Do not give me a website to ...
*Wednesday, November 26, 2014 at 3:07pm*

**Chem please help**

What is Gibbs free energy? A. The energy lost as heat to the surrounding molecules B. The usable energy released or absorbed by a reaction C. The energy in the form of kinetic energy in a system D. The energy contained within the bonds of molecules
*Wednesday, November 26, 2014 at 2:37pm*

**Chem please help**

What is Gibbs free energy? A. The energy lost as heat to the surrounding molecules B. The usable energy released or absorbed by a reaction C. The energy in the form of kinetic energy in a system D. The energy contained within the bonds of molecules
*Tuesday, November 25, 2014 at 10:11pm*

**chem please help drbob222**

What is Gibbs free energy? A. The energy lost as heat to the surrounding molecules B. The usable energy released or absorbed by a reaction C. The energy in the form of kinetic energy in a system D. The energy contained within the bonds of molecules
*Tuesday, November 25, 2014 at 9:50pm*

**Intro Biology**

I can't find examples in the book as reference. Please help me with these questions and explain why. 1.) Which of the following has no vascular tissue (“plumbing system”)? A) Conifer B) Angiosperm C) Fern D) Moss E) Ginkgo 2.) Which of the following ...
*Tuesday, November 25, 2014 at 9:31pm*

**Chemistry **

What is Gibbs free energy? A. The energy lost as heat to the surrounding molecules B. The usable energy released or absorbed by a reaction C. The energy in the form of kinetic energy in a system D. The energy contained within the bonds of molecules
*Tuesday, November 25, 2014 at 5:59pm*

**physics /astronomy**

If a system has multiple planets all in the exact same orbital plane, does the transit of one planet imply that all planets in the system must transit as well?
*Monday, November 24, 2014 at 9:28pm*

**Astronomy**

Does the probability that a single-planet system shows transits increase, decrease or stay the same if the planet has a rather small or a rather large semi-major axis?
*Monday, November 24, 2014 at 7:28pm*

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