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?
66,863 results, page 85

Organic chemistry
Limone (MW 136g/mol) is a pleasant smelling liquid found in lemon and orange peels. The boiling point of limonene is 175 ˚C, but it codistills with water at 97.5 ˚C. If the vapour pressure of water at 97.5˚C is 690 mmHg, what percent (by mass) of the steam... 
Algebra, please help
I've been stuck for a while on this problem Which ordered pair represents the solution to the system of equations? { 5x+3y=7 { 3x5y=23 
physics
Through the process of doing work, what allows energy to move between the external world and the system? the result of what??? 
Physics
The maximum kinetic energy of a massspring system in SHM is equal to 
ela
can someone help me think of a rhyme to remember the solar system was formed 4.6 billion years ago 
maths
Solve the following system of linear equations using matrix method. i)2x+y2z=10 y+10z=28 3y+16z=42 
7th grademath
I need to find the linear system for the equations 4x+3=y and x=y2 Any help at all would be great! And please show me how you did it if possible, thanks! 
HIS 103
Was a more fluid social structure, with more change and mobility somehow not diserable in the caste system 
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? 
Hum_130
Considering that Hinduism lacks a uniting belief system, what makes up the Hindu religion? 
History
I have a quick question. What does it mean that if global peace where to happen that there would be one economic system and one government? Thank You 
Information system
Is video conferencing really a viable green alternative to travel for most companies 
Math  PreCalc (12th Grade)
Use the inverse matrix to solve this system of equations: 4x+3y=7.5 7x+9z=14 4yz=8.3 4,3,0 7,0,9 0,4,1 
Math
Solve each system by graphing. Check your solution. 11) y=1/2 x + 7 y=3/2 x + 7 13) y=x  4 y=  x Can someone help me understand help me figure it out these two question?? 
A&P
how can I remember that the integumentary system is the skin, sweat and oil glands, hair, and nails? 
sociology cultural
Compare and contrast the kinship and marriage system of the Kaluli and the Minangkabau. 
math
x^2+16xy+y^28=0 Write the appropriate rotation formulas so that in a rotated system the equation has no x'y'term 
Algebra II
Solve the given system by using a substitution method 9x2y=3 3x6=y If you could show the steps because I have 10 problems for homework and I just need an example Thanks 
chemistry
Analyze and explain the buffer system in buffered aspirin (carboxylic acid). 
african american hist.
what were the origins of the indentured system? how did it evolve into plantation slavery? 
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 
Math
Find two numbers whose sum is 50 and whose difference is 6. So I'm going to set up a system of equation. x + y = 50 x  y = 6 And I got x = 28 y = 22 Correct? 
biology
How do secretions by exocrine glands help the delivery of sperm to the female reproductive system? 
elastic collision
Also, is it important to apply force on the mass as little as possible because it will allow the system to gain momentum? 
ela
I need a rhyme to remember the solar system formed around 4.6 billion years ago ? 
human resources
what are the advantages and disadvantages of Nike's computerbased interviewing system? 
ECONOMICS
A REPORT ON WHY THE GOVERNMENT OWNS AND CONTROLS ONLY 30% OF THE RESOURCES IN MIXED ECONOMIC SYSTEM 
ALGEBRA
Find the choice below which gives a first step in solving the given system of equations by the addition method 6x  5y = 12 x + y = 3 
College Algebra
I knew how to do this but forgot. Solve by the substitution method. 4m+n=4 m4n=35 What is the solution of the system? 
SCIENCE
WHICH OF THESE IS A PART OF OUR SOLAR SYSTEM? GALAXY BLACK HOLE PULSAR STAR 
Algebra 1 Answer Check (Reiny)
Factor each trinomial. 1. x^2 + 6x + 5 A: (x + 1)(x +5) 2. x^2  7x  12 A: (x  3)(x  4) Solve each system by substitution. 3. 2x  y = 1; x  y = 2 A: (3, 5) 
physiology
please help with a link to scientific articles about metabolic demands of excercise in cardiovascular system 
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 
English
What's a good introduction on this topic? Should the Canadian healthcare system be privatized? 
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 
math
The number of real solutions to the system of equations y=2sin(x^2) and y=x^3x is a. 0 b. 1 c. 2 d. 3 Please show your work! Thank you! 
GaussJordan elimination
Write the system of equations as an augmented matrix. Then solve for x and y. 3x+3y=21 3x+2y=4 
college algebra
how to solve equation in the real number system, x^4 +12x^3 +10x^29x+9x+22=0 
chem 106
What is the chemistry of a fusible alloy, and how is one incorporated into an automatic sprinkler system? 
Ethics
Describe Hobbes' account of man's action and how it fits into his ethical system. 
college algebra
hw to solve equation in the real number system, x^4 +12x^3 +10x^29x+9x+22=0 
Economic
Who controls what is sold in a free enterprise system? it is Producers Government or Consumers 
Algebra
2x+4z=8 3x+y+5z=2 x+y2z=4 I need to solve each system of equations by using the inverse of the coefficient matrix. Are these the correct answers. Thank you x=24 z=14 y=0 
chemistry
analyze and explain the buffer system in buffered aspirin(carboxyic acid) 
4th grade question
How do I draw a picture to show how my government system is organized? 
Science
Which planet has the strongest winds in the solar system and the Great Dark Spot? 
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 
chemistry
Explain why exothermic processes are mire likely spontaneous when temperature of the system is low? 
history
The president of the United States is elected by the electoral college. What type of system is this? 
business law
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 
Health
What is the first activity of the digestive system? A. Digestion B. Ingestion C. Movement D. Absorption i pick D. 
Algebra 1
Which method would be the simplest way to solve the system? 7x +5y = 19 7x2y = 16 graphing substitution elimination or distributive 
math 8
solve the system of equations 5x+2y=11 3x4y=4 give answer as decimal if required. any help would be appreciated, thank you 
Algebra
Solve by substitution method. 6x+9y=12 5x+y=27 What is the solution of the system? Type an ordered pair... Please help Thanks! 
algebra
what is the solution of the following linear system? 5x  5y = 6 5/2x  5/2y = 6 a) none b) (2,2) c)(,2,2) d) infinite number of solutions and the answer i picked was a or d thanks :) 
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?? 
algebra
what is the solution of the following linear system? 5x  5y = 6 5/2x  5/2y = 6 a) none b) (2,2) c)(,2,2) d) infinite number of solutions and the answer i picked was a or d thanks :) 
algebra
what is the solution of the following linear system ? 8x + 3y = 1 x + 5y = 14 a)(2,3) b)(1,3) c) none d) infinite number of solutions and the answer i picked was b thank you!!!!!!!!!! 
math
Solve the system of equations by Elimination OR Substitution. Explain why you chose one method over the other. 3x – 2y = 8 2x + 5y = 1 
social studys
how does the united states system differ from england's armed forces? 
health
The various activities of the nervous system include a function such as  A. Integrative B. Motor C. Sensory D. All of the above 
Math
So I'm doing solving system of equations, 2x+y=5 4x+2y=10 I found no solution that would fit it therefore they are parallel to each other. Am I correct? 
global
What government system was more effective, during the seventeenth and eighteenth centuries, absolutism or democracy? 
Math Help Please!
Solve the system of equations algebraically. Show all of your steps. y=x^2+2x y=3x+20 Can someone please explain to me how to do this? I want to actually learn it, please. Thanks! :) 
medical terminology
devise memory aids for any five terms relating to the musculoskeletal system 
natural science/bio
flow diagram of circulatory and respiratory system combined 
Science
Name the components of the respiratory system in the order incoming air would encounter then during breathing. 
Algebra
I have been trying to solve this for two hours help. Determine whether the ordered pair (5,2) is a solution of the following system of equations x  3y = 1 y= 3x  17 
biology
What is the primary structure for gas exchange in the respiratory system, how is it deisgnedf or the job? 
economics
Which economic system is used to handle a crisis of epic proportions, such as natural disaster? 
science
how have computers changed mapmaking in recent years? And What is the Global Positioning System? 
biology
Who are the messengers of the endocrine system? A neurotransmiters B hormones C sweat D glucose E impulses 
Math
Solve the following system of equations. Then, write the final answer in (x, y, z) form. 12x+yx=20 2x4y+2z=10 x+2y+2z=25 
Control Syatem
Give an example of a physical system whose transfer function model has a pole in the right. 
Civics
How does our government's system of checks and balances affect the work of interest groups? 
social studies/ history
Oh!!!! Ms.Sue, the question said "Explain the Iroquoise pollitical system". 
ap world history
In what ways did the development of trade and manfacturing impact the Caste system 
Geometry
Find the points of intersection of the line X+Y=5, and the circle x^2+y^2=25 by solving the system of equations. 
Math
which of the following is NOT a unit of measurment in the metric system A. Meter B. Liter C. Pint D. Gram 
MATHS
I WANT FREE PRACTICE PAPER OF NUMBER SYSTEM,WHOLE NUMBERS,INTEGERS,PICTOGRAPH 
math
How would you set up a system of linear equations to find out how many packages of 8 and 12 you would have to buy to have no left? 
History
How did Jackson abuse the power of the presidency through the spoils system? Is there anything in the constitution that says he was doing something wrong? 
History
Converted to the Mayan number system, what would be 152 and 100? I'm confused as to how it's set up. 
math
solve this system of equations using the linear combination method 3x+12y=27 5x+20y=15 
Math
Solve the following equation in the complex number system. Please show all of your work. x^4 – 13x^2 – 90 = 0 
health
Which organ is NOT a part of the digestive system? A. Esophagus B. Gallbladder C. Kidneys D. Mouth 
social studies
What kinds of government system was established in Ethiopia after Italian imperialism? 
criminal justice
describing the purpose of jails in society. Is the current system effective? 
Social studies
How did monteqeieus system reflect John lockes ideas about government ? 
Math 116 algebra please check
Solve by the substitution method 3x + 7y =15 x=166y What is the solution of the system (2,3) 
World History
Both Hindus and buddhists believe in A. Many gods B.The caste system C. Formal rituals I got C. 
hcs/430
What function does the judicial system currently serve regarding health care delivery 
Math 116 algebra please check
Solve by the elimination method 3r7s=28 7r+3s=70 What is the solution of the system r=7 and s=7 
Health
The functional unit of the nervous system is.. A. The Neuron B. The Brain*** C. A reflex D. The cerebrum 
Introduction Enngineering
For what reason did the French Academy of Science create the metric system 
microprocessors
The value 000001112 is sent to Port B of an Eblock system where an LED module is connected. Which LEDs are on? 
MATH
Solve system of equations algebraically. 1. 3x3y=24 and 2x+5y=37 2. 9x+10y=2 and 45x50y=11 3. 9x3y=3 and 18x+6y=6 4. 5x6y=23 and 8x+7y=29 5. 9x7y=4 and 5x+3y=46 
U.S. History
Why was separation of the races required on the transit system in Montgomery, Alabama during the 1950s? 
AED
What do you think are the greatest strengths and weaknesses of the current special educational system in America??