A 50/50 blend of engine coolant and water (by volume) is usually used in an automobile\'s engine cooling system. If your car\'s cooling system holds 4.00 gallons, what is the boiling point of the solution?
83,914 results, page 92

health
what is a catchy starting sentence to stat talking about " hip replacement system recall"? 
world history
what social clasess existed within the feudal system?what were the definig charaacteristic of each class? 
college physics
Is it possible for a frictional force to increase the mechanical energy of a system? If so, give examples. 
hcs/430
What function does the judicial system currently serve regarding health care delivery 
chem 106
What is the chemistry of a fusible alloy, and how is one incorporated into an automatic sprinkler system? 
Advanced Algebra
Solve the system 3x+4y=6 5x3y=22 3y+2z=1 I'm not sure how to approach this question because all of the equations are missing a variable?? 
business information systems
list the alternative methods and tools for system development. How do they differ from SDLC? 
Anatomy
The gland that helps regulate the endocrine system by secreting stimulating hormones is the____. Thanks for helping! 
human resources
What do you think are the prime advantages and disadvantages of Nike’s computerbased interviewing system? 
physics
How far must the point charges = 7.20 and = 25.0 be separated for the electric potential energy of the system to be 130 ? 
math
solve using the elimination method. If the system has no solution or infinite number of solutions a state this 4x6y=30 3x5y=24 
Social Studies
What point was Madison making about the system of government created by the proposed U.S. Constitution? 
physiology
please help with a link to scientific articles about metabolic demands of excercise in cardiovascular system 
Math
"Solving a system involving three unknowns." We're supposed to use substitution or elimination. 3d+e2f=14 2d3e+4f=23 5d+4e10f=13 
Algebra
Solve using the substitution method. If the system has no solution or an infinite number of solutions, state this. x + 6y = 54 3x + y = 9 
math for elemetary school teachers
need to create a number system using only: A=1, B=2, C=3, D=4 and Zero=0. Help 
economics
when voluntary exchanges in the markets determine decisions on production and consumption, the society's economic system is a? 
physics
find the total mechanical energy of a massspring system with m=1.24 kg and maximum speed 0.670 m/s 
MACROECONOMICS
compare and contrast the Islamic perspective on consumption, investment and savings to conventional economic system? 
algebra
use method of substitution to solve the system of linear equations. 2xy=3 9x4y=14 is the solution an ordered pair(,) 
Social Studies
Whats the office of the judicial system? My other choice was Justice Building. Is that the answer? 
history
Which system of Spanish government did haciendas replace? A. the encomienda B. popular sovereignty C. socialism D. coalitions 
math
create a situation that can be modelled by this linear system, then write a related problem. 10x + 5y = 850 x  y = 10 
business
Can anyone help me with these two questions? How do the various interests in land and real estate differ? Where did this system originate? 
pre calculus
Algebraically solve the system of equations using any method you wish 3x10y+z=5 4x+9yz=6 13y+z=2 
Physics
Steam of mass 11.0 g at 100°C is added to 114.8 g of ice at 0.00°C. Find the final temperature of the system. 
Math
Explain how you can determine whether a system of two linear equations will be consisten, dependent, or inconsistent? 
Chemistry: Le Chatelier's
What happens when CoCl2 is added to the following system? Co(H20)6 + Cl + heat <> CoCl4 + 6H20? 
math help please
Solve the following system of equations using substitution. What is the value of y? 2x + 3y = 105 x + 2y = 65 A.15 B.25 C.40 D.65 I think it is B?? 
Math
Use the method of elimination to solve the following system of equations. You must check your answer: 1)x/2 + y/5 = 1/2 2) 3x  y = 8 
algebra
PLEASE help with the below. Solve the system of equations by first expressing it in matrix form as and then evaluating. a). 3x2y=5 4xy =10 b). 3x 2y =2 4x y = 3 
chemistry
If the temperature of the system PCl5 (g) =PCl3 (s) + Cl2 (g) + 92.5 kj. is increased, predict the direction of th Le Chatelier's shift. 
PreCalculus
PLEASE HELP ME ASAP!!!!!!!!!!!! :) I really need to remember on how to do this equation. Solve the system algebraically. y=25x^2+x 9x+y=3 
math
Use an elimination strategy to solve this linear system: 10x + 10y = 1030 5x + 5y = 135 
microprocessors
The value 000001112 is sent to Port B of an Eblock system where an LED module is connected. Which LEDs are on? 
ela
I need a rhyme to remember the solar system formed around 4.6 billion years ago ? 
ela
can someone help me think of a rhyme to remember the solar system was formed 4.6 billion years ago 
maths
Solve the system. 3x2  2y2 = 5 x2 + y2 = 25 A. (3, 4), (3, 4), (3, 4), (3, 4) B. (4, 4), (5, 4), (3, 4), (1, –4) C. (3, 4), (1, 4), (3, 4), (2, 4) D. (1, 4), (2, –4), (–4, 3), (–3, –3) Find the coordinates of the corner points using the following: x  y... 
Algebra
Use the matrix tool to solve the system of equations. Choose the correct ordered pair. 3x + 5y = 19 5x  5y = 5 
Chemistry
Use equations to explain how a buffer system, such as hno2:no2, reacts with h3o and oh? 
social studies
would military spending be a modern example of a centrally planned economic system 
Introduction to computers
which web browser is natively on a major operating system? a.ie 10 b.opera c.firefox d.chrome 
Math
Can someone explain how to solve this system using substitution? 1.25x + 0.75y = 109.75 x + y = 105 
math
Find the solution to the system of equations given below using elimination by addition. 5x + 20y = 40 x + 3y = 6 
Science
which of the following body systems does not rely on the autonomic nerve system to stimulate involuntary events? 
MATH
Solve the system of linear equations 2x+y3z=4 4x+2z=10 2x+3y13z=8 *im so lost (all these numbers are in one problem) 
World history help
What does the juror token tell us about Greeks justice system? Need help ASAP!!! 
algebra
use the elimination method to solve the system of equations. Choose the correct ordered pair. 2x+4y=16 2x4y=0 A.(4,2) B.(2,4) C.(2,4) D.(4,2) 
Algebra 1
Which method would be the simplest way to solve the system? 7x +5y = 19 7x2y = 16 graphing substitution elimination or distributive 
algebra 1
Which of the following points are solutions to the system of inequalities shown below? Check all that apply. y>4x + 2 y<4x + 5 A. (4, 21) B. (5, 24) C. (5, 26) D. (4, 20) 
Math
Solve the following system of equations using both substitutio and elimination y=x+4 y=2x4 Do I do what I do with the previous problems 
Science
Q1. Why is the shape of the nerves important in the nervous system? Q2. Which structure is more complex, a tissue or an organ? How do you know? 
Math
Solve each system by using the elimination method. Make sure to write your answer in (x,y) form. 0.2x  0.5y = 27.8 0.3x + 0.4y = 68.7 
Math
Directions: Solve this system of linear equations. Write the final answer as an ordered pair (x, y, z). 2x + 4y  z = 7 2x  4y + 2z = 6 x + 4y + z = 0 
health
which body system would you expect to provide the most protection from colds and the flu PLEASE HELP ME!!!!!!!!!! 
Chemistry
A reaction at 3.24 atm consumes 5.10 L of a gas adiabatically (q = 0). Calculate the change in internal energy of the system (in kJ). 
math
If it says use the method of substitution to solve the system of linear equations 3a=6b 3a=4b How do i find the solution 
HELP PLEASE
Solve the system of equations using matrices. Use Gaussian elimination with back substitution. x+y+z = 5 xy+3z = 1 4x+y+z = 2 
Physics
Steam of mass 11.0 g at 100°C is added to 126.7 g of ice at 0.00°C. Find the final temperature of the system. 
Science
Does the circulatory system make hormones, or merely distribute them after they are made in endocrine tissues? 
Algebra
Choose all correct answers. Which of the following ordered pairs are solutions of the system, y =x4 (6,3) (4,0)*** (3,1)***** (2,4) Please help 
Religion
what are the advantage of monarchy system that israel wanted to have "just like the other nations" ? 
Math
Solve each system algebraically Y=4x9 and y=x3 This is what I have done 4xy9=0 x3+4x9=0 3x=9+3 3x=12 X=4 Than I substituted x in one equation y=43 y=1 Please let me know if I am doing this correctly. Thx 
Introduction to computers
Which Microsoft operating system started the process of authenticating users with a username and password 
Math
Which method would be the simplest way to solve the system? 7x + 5y = 19 7x – 2y = 16 a. Graphing b. Substitution c. Elimination*** d. Distributive 
Math
Which method would be the simplest way to solve the system? y=1/2x 2x+3y=28 a. graphing b. substitution*** c. elimination d. distributive 
Biology
I am doing a project on the lymphatic system. I need ideas as a activity the class can do. I don't want there to be a lot of materials needed. Help? 
english
describe how the us justice system effects children who are people of color versus white kids. 
math homework help please?!!
solve the system of equations algebraically for real values of x and y { x + y = 16 x^2 + y^2 = 128 a. (6,6) b. (8,6) c. (9,8) d. (8,8) e. no solution 
Science
A group of parts that work together is called. A. Technology B. Process. C. System. D. Feedback I think its C? 
algebra 2a solving systems using matrices
write the system of equations represented by the matrix [0 1 2 4] [2 3 6 9] [1 0 1 3] a: x+2y=4 2x3y+69=0 x+y=3 b: x+2y=4 23y+6=9 x+y=3 c: y+2z=4 2x+3y+6z=9 x+z=3 d: x+2z=4 2x3y+6=9 think its A 
Algebra
Can you please help? I am working System of Equations. I need to find the solution of each of the following systems: How do I solve...thank you Y = 5x 3 and Y = 3x +5 
geography
Describe and account the differences between the drainage pattern of the Indus system and that of Balochistan plateau. 
Social studies
how did the spoils system affect president james Garfield and his successor Chester A. Arthur? 
PHYSIC
A PULLEY SYSTEM HAS A VELOCITY RATION OF 6 AND EFFECERIY OF 90% calculte the value of the effort required to l 500N 
History
The purpose of the totalitarian system is the creation of a new and just society. Why this goal is not achieved? / ESSAY / 
Information system
Is video conferencing really a viable green alternative to travel for most companies 
maths
Solve the following system of linear equations using matrix method. i)2x+y2z=10 y+10z=28 3y+16z=42 
Chemistrytitrations
When an acid is titrated with a Carbonate, do we have to heat the system when Hph is the indicator? If so what is the reason? 
math
a + bc = 1 b + ac = 1 c + ab = 1 Which of these values of 'a' is one solution for this system of equations? A) 2 B) 1 C) 0 D) 2 Please also explain how you got the answer, thanks. 
science
What is a simplified, constructed version of a more complex system? a replica a model a minisystem a hypothesis B? 
State history
7. Describe ways in which the reservation system was beneficial to settlers but harmful to the American Indians. 
Chemistry
I need help with this question, I don't know how to do it. If 210 mL of isopropyl alcohol is diluted with water to a total volume of 300 mL, what is the percent by volume of isopropyl alcohol in the solution? 
Chem
A Texas Aggie buys 12 cans of dehydrated water. The cans weigh an average of 63.46g each before the dehydrated water is removed. If the density of pure distilled water is 0.9979 g/mL and each can has a volume of 3.154L, what is the total mass of the cans AFTER the removal of ... 
chemistry
How is the reaction quotient used to determine whether a system is at equilibrium? The reaction is at equilibrium when Q > Keq. At equilibrium, the reaction quotient is undefined. The reaction quotient must be satisfied for equilibrium to be achieved. The reaction is at ... 
English
Choose the statement which is not suitable for the passage above? 1. "I" didn't have breakfast. 2. "I" usually get up late. 3........ 4......... 5........  Why is the quotation mark is used as in "I"? What is the role of the quotation mark here? 
Chemistry
1) A quantity of 85 mL of .900 M HCl is mixed with 85 mL of .900 M KOH in a constantpressure calorimeter that has a heat capacity of 325 J/C. If the initial temperatures of both solutions are the same at 18.24 degrees C, what is the final temperature of the mixed solution? 2... 
Chem
when 21.70 ml of 0.5000 m h2so4 is added to 21.70 mL of 1.000 M KOH in a coffee cup calorimeter at 23.50 degrees c, the temperature rises to 30.17 degree c. calculate delta H of this reaction (Assume that the total volume is the sum of the individual volumes and that density ... 
Business Finance
Your firm is contemplating the purchase of a new $869,500 computerbased order entry system. The system will be depreciated straightline to zero over its 5year life. It will be worth $84,600 at the end of that time. You will be able to reduce working capital by $117,500 (... 
Physics
Two cars are traveling along a straight line in the same direction, the lead car at 24.5m/s and the other car at 29.8m/s. At the moment the cars are 41.4m apart, the lead driver applies the brakes, causing her car to have an acceleration of 2.05m/s2. A) How long does it take ... 
Physics
Two cars are traveling along a straight line in the same direction, the lead car at 24.5m/s and the other car at 29.8m/s. At the moment the cars are 41.4m apart, the lead driver applies the brakes, causing her car to have an acceleration of 2.05m/s2. A) How long does it take ... 
math
Use the graph below to answer the following question. 1. Find the slope. (1 point) 2 – –2 Use the graph below to answer the following question. 2. Find the slope of the line. Describe how one variable changes in relation to the other. (1 point) 2; distance ... 
college Chemistry
1. If 25 grams of Iron (III) hydroxide is dissolved in a 500mL volumetric flask, what is the Molarity of the solution? 2. An unknown metal has a volume of 5.25 mL and a density 2.71 g/mL. What is the weight of the metal in grams? 3. An unknown metal, heated to an unknown ... 
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 desertlike climate d. either part of a peninsula or part of an archipelago 2. What... 
math
a car depreciates in by avalue of $1000 per year. The original value of the car is $30,000. Let V(x) be the value of the car in x years. Write the linear function that represent the value of the car in x years. what will be the value of the car after 7 years? 
math
21. Write the ratio given as a simplified ratio. If you drive 225 miles on 12 ½ gallons of gas, what is the simplified ratio of miles to gallons? to 1 
Physics Entropy Project
We did a lab in class where we heated a nail, and our goal was to determine the total increase in entropy of the system. I have all of the measurements but I'm not sure how to go about figuring out the change in heat (delta Q). delta S = delta Q / delta T (S=Q/T) Here are all ... 
chemistry
The following information is given for ether, C2H5OC2H5, at 1atm: boiling point = 34.6 °C Hvap(34.6 °C) = 26.5 kJ/mol specific heat liquid = 2.32 J/g°C At a pressure of 1 atm, kJ of heat are needed to vaporize a 41.0 g sample of liquid ether at its normal boiling point of ... 
MATH!!!!!!!
PLEASE HELP!!! A standard doorway measures 6 feet 8 inches by 3 feet. What is the largest dimension that will fit through the doorway without bending??? o and i also need work shown Do you mean what length of stick or pole would fit through a doorway? If so, find the ... 
Physics
A plank of wood with a density of ρw = 650 kg/m3 and volume V = 0.65 m3 is floating in the ocean. (Assume the density of salt water is ρs = 1100 kg/m3) What is the volume of the block that is submerged? A) 0.23 m3 B) 0.38 m3 C) 0.42 m3 D) 0.51 m3 E) 0.56 m3