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?
84,678 results, page 82

Math
Trey can drive his car 130 miles on 4 gallons of gas. At this rate, if gas cost $ 3.45 per gallon how much will it cost to drive 260 miles? 
chemistry
hen 9.3 g of an unknown nonelectrolyte is dissolved in 50.0 g of benzene, the boiling point the boiling point increased to 81.19 degrees C from 80.1 degrees C. If the Kbp of the solvent is 2.53 K/m, calculate the molar mass of the unknown solute. The answer is 432. I don't ... 
physics
Please see if I am doing this problem right. A mixture of gasoline vapor and air is placed in an engine cylinder. The piston has an area of 7.4 X 10^3 m^2 and is displaced inward by 7.2 X 10^2 M. If 9.5 X 10^5 Pa of pressure is placed on the piston, how much work is done ... 
Physics
The diameters of the main rotor and tail rotor of a singleengine helicopter are 7.59 m and 0.98 m, respectively. The respective rotational speeds are 456 rev/min and 4143 rev/min. Calculate the speeds of the tips of both rotors. main rotor: tail rotor: Compare these speeds ... 
American History
I was given a cartoon but I cannot find it online to show you. Its a picture of the white house with a tape recorder on top. Its related to the Watergate Scandal. It asks how has the White House been modified in the picture, and what does that modification represent? I ... 
Physics
A dam 143 m above a hydroelectric generator holds 1.6 x 1015 L of water. If the generator is taken to be at a height of 0 m, how much potential energy is stored in the dam? 
statistics
. An automobile is selling a new model car with an advertised in‐city mileage of 27 MPG. As with most car models, there is no associated measure of variability (variance, SD, etc.) included with the advertised MPG. You write the manufacturer and request details on ... 
Physics waves help please
A police officer with good ears hears an approaching motorcycle. The engine sound he eats as the bike approached is 195 Hz. a) Is the actual sound the bike makes higher or lower in pitch? b) After the bike passes he hears 147 Hz as the perceived pitch. If it was a nice 20 ... 
hydrocarbons
hi I am learning about Hydrocarbons, and naming them is there any steps I shoul follow when naming them becuase I honeslty don't understand! thanks for your help!!!1 First of all you should know that rules govern the IUPAC system. I would learn that system since everyone is ... 
algebra
Kevin decides to mix grades of gasoline in his truck. He puts in 5 gallons of regular and 10 gallons of premium for a total cost of $61.30. If premium gasoline costs $0.22 more per gallon than regular, what was the price of each grade of gasoline? 
Chemistry
An ordinary mercuryinglass thermometer is calibrated. In the ice water bath, the mercury level is 2.45 cm above the bulb. In boiling water at 1.00 atm pressure the mercury level is 17.75 cm above the bulb. What is the Celsius temperature when the level in 12.70 cm above the ... 
Algerbra
Q1. Solve the system of equationd by addition method. 2x+y=6 3x4y=20 Select the correct choice below and, if necessary, fill in the answer box to comlete your choice a)The solution is__(simplify your answer. type an ordere pair) b) Infinitely many solutions c) No Solution ... 
Chemistry
Calculate the molar mass of a compound that raises the boiling point of water to 100.15oC when 40.5 g of the compound is dissovled in 500 g of water. and A mass of 41 g of an unknown nonelectrolyte is dissolved in 429 g naphthalene. The nonelectrolyte lowers naphthalene's ... 
thermodynamics?
calculate the number of grams of glycerol, C3H5(OH)3 (MW=92.1 g/mol), that must be dissolved in 520 grams of water to raise the boiling point to 102.00 degrees Celsius. this whole chapter really lost me. delta T = Kb*molality delta T = 2 degrees. Kb = boiling point elevation ... 
maths
THE RAILROAD TRACK BETWEEN TOWN A AND TOWN B IS 500 MILES LONG THE BLUE TRAIN IS SCHEDULED TO LEAVE TOWN A FOR TOWN B AT 2 P.M THE RED TRAIN IS SCHEDULED TO LEAVE TOWN B FOR TOWN A AT 3 P.M BUT IS DELAYED 95 MINUTES DUE TO ENGINE PROBLEM . IF THE BLUE TRAIN TRAVELS 35 MPH AND ... 
statistics
a batch of 25 used automobile alternators contains 3 defectives. if 3 alternators are sampled at random, find the probability of the event . (a). A=[none of the defectives appear ] (b). B=[exactly two defectives appear] 
physics
a) what is the density of a log floating in salt water if 42% of its volume is exposed? The density of salt water is 1025 kg/m^3 (b) What is the density of a sample of metal that sinks in water at 7.2 m/s^2 
GEOLOGY
What system is most dynamic...? Atmosphere Biosphere Lithosphere Hydrosphere THANK YOU!!! 
algebra 1
what coordinate point is the solution to the system? {3x+2y=8 {xy=1 y=x1 so 3x+2(x1)=8 3x+2x2=8 5x2=8 5x=10   5 5 x=2 Then 2y=1 2 2 y=1 y=1 Well, to cut the crap the answer is (2,1) 
PLEASE!!!! HELP!!!! ME!!!!
solve the system using substitution {x+2y=11 {3x+2y=13 i just told u this one 
Math
Can someone tell me what it means to solve the system of a linear equation? 
Algebra 2
solve the system of equation by graphing ( find out where they meet. x+3y=4 2xy=8 
math
Ive got this equation system {x+y= 0 {x^2 + y^2 = sqrt(125) how do I solve it 
Calculus
Determine whether the given orderd pair is a solution of the system ( 2, 1) X/3 
Algebra 2
1. How many solutions does this system of equations have? y=2x+6 y=3(x+4) 2. What is the square root of 45? 3. solve 2(x4)^2=14 
Math Help please
Solve the following system of linear inequalities by graphing. 3x – y < 2 x + y > 2 
space
does our solar system move in the milky way galaxy? 
algebra 1
graph the system of linear inequalities x+y<4 x+y>2 please solve asap 
Organic Chem
what is the correct way to use the IUPAC naming system?!!! 
US history
explain The British mercantile system and its purpose and significant consequences 
math
2x3y=24 x+6y=18 substitution to solve system of equation. no sulution of infinitely many solutions 
Physics
what is the amount of gravity im m/s on each planet in the solar system. I need to know by Wednesday. Thanks 
us history
What gropu was largely responsible for funding the builing of the railroad system in the U.S.? 
Math
Can someone explain to me how to do this please!!! Solve the system of equations graphically: x+y>3 xy<6 
economics
describe the economic system most common to primitive societies 
science
i also cant find the digestive system to millipedes or centipedes. plz help me 
science
Can anybody plz explain to me how the digestive system works for all mammals? 
Math
How many solutions does a consistent and dependent system of linear equations have? 
Biology 20
Which blood cell is able to reproduce inside the circulatory system and why? 
science acids
how come bile from your digestive system is acid [how does this occur ] ? thanks 4 the help 
chemistry
If K = 1.8 x 10 for HC H O (aq) „\ H (aq) + C H O (aq), and 100 mL of aqueous solution has [HC H O ] = 0.50 M, [H ] = 0.090 M, and [C H O ] 0.0010 M, is the system at equilibrium? 
Calc
How do I solve the system of equations graphically, accurate to the nearest thousandth (x^2/2) + (y^2/5) = 1 y=(1/3)x 
business
How to motivate an employee who has objections about using a new system 
math(the metric system)
56L=_kL plz tell answer 
bio
how does acute pancreatitis affect organs of the digestive system? does anyone know its answer? 
math
What are the first few steps to solving this system by the substitution method? xy=3 x^2+y^2=10 
social studies
In 1700"s under the federa system the final authority in is who 
math
Solve the following system of equations. x+y=13 22x+36y=356 
psychology
Which symptom result from the parasympathetic branch of the autonomic nervous system? 
Chem
What is the difference between an unsaturated system and an electron deficient one? 
Chem
What is the difference between an unsaturated system and an electron deficient one? 
algebra
without graphing classify each system as independent, dependent, or inconsistent. 2xy=9 3x4y=8 
biology
why do biologists use a classification system to study the diversity of life 
math
Is the given ordered pair a solution of the system? (1,19) y is less then or equal to 7x13 y>3x+6 thanks!!! 
biology
Which of the following is an accessory organ of the integumentary system? Sebaceous gland 
math
Use the solution of the system below to find xy: 4x2y=11 3x4y=6 a 11.3 b 0.1 c 0.1 d 11.3 please explin how to do this. Thanks!!! 
math
Use the solution of the system below to find xy: 4x2y=11 3x4y=6 a 11.3 b 0.1 c 0.1 d 11.3 please explain how to do this. Thanks!!! 
The court system
Identify attributes of both effective and ineffective judges 
Health
Do you know of any websites that tell about the processes that are performed by the endocrine system? 
Economics
Why does the US need a single banking system to help organize its financial structure? 
global
describe the roles that individual citizen played in the medieval system. 
math
f(x)= 9x10 What is the slope and the yintercept I have no idea how to do this. Please help 6x+7y=39 x=506y what is the solution of the system 
Medical Coding
What is the two subheadings within the Cardiovascular System subsection? 
finitie math
2x+y+z=6 3x4y+2z=4 x+yz=2 solve the system of all variables using a matriz 
algebra 1
desceibe a situation or provide an example of a independent/consistent system? 
law
according to beccaria, the system can reduce the severity of punishment and it can also do what? 
math
Which other country besides the U.S. uses the English metric system? 
tourism
What's the difference between a marketing consortia and a hotel refferal system? 
algebra 2
Solve each system of equations by graphing : 3x y=0 and xy=2 put it in y=mx+b form first. 
psy240
Discuss with Mary the neuroendocrine system’s involvement in sexual development. 
chemistry
I wanted to know that in a chemical reaction are the products part of the system or surrounding? 
Political SciencePLEASE HELP
What are the American Government system's strengths and weaknesses? 
aasu
how do specific aspects of the us legal system contribite to furthering commerce? 
colege algebra
Solve the system by the elimination method 5x+5y=7 7x2y=13 Could someone please help me? Thanks 
algebra 2
Classify the system {7x6y=4 28x24y=16 , and determine the number of solutions. 
algebra1B
The Directions Say "What Is The Solution Of The System Of Linear Equations?" The Question Is: xy=2 x+y=3 
reimbutsement
services under the outpatient prospective system are paid based on? 
microeconomics
On balance, is the patent system a good or bad thing? explain. 
computers
Think about how your computer compares to a state of the art system. 
5th grade science
Describe the function of the lungs in the circulatory system. 
Business Law
What is one way the U.S. legal system impacts U.S. businesses 
chemistry
is molar enthalpy affected if the system is a solid rather than a liquid 
algebra
Solve using the substitution method and state if the system has a solution. 4p2q=16 5p+7q=1 
algebra
what is the solution of the following system of equations? 2y  x = 8 y = 2x + 1 a) (1,2) b) (5,2) c) (2,1) d) (2,5) and the answer i picked is c thank you, poo :) 
healthcare system
Describe which ethics principle(s) have not been adhered to and why 
Algebra Check
Solve the system 4x  7y = 5 14y = 8x + 10 I got y = 10/13 x = 5/52 but it doesn't seem right 
economics
Which economic system works best when there is a crisis of epic proportion? 
Science
The rocks which float in space within the solar system are called? 
Algebra
Use the elimination method to solve the following system of equations. x + 3y – z = 2 x – 2y + 3z = 7 x + 2y – 5z = –21 
human resources
hi what is the organizational system for any company? and how to raw spray diagram for it? 
Algebra HELP
how to solve this equation in the real number system: 2x^(3) + 3x^(2) + 2x + 3 = 0 steps please 
math
find the values ofx and y that solve the following system of equations 3x 8y=19 4x+9y=22 
math urgent!
find the values of x and y that solve te following system of equations 3x+2y=22 5x9y=25 
math
compute x+y, given the linear system with T is not = to 1 and with the ordered pair (x,y) as solution: x+2y=3 and Tx+(T+1)y=T+2 
solving systems by elimination
What is the solution to the linear system –4x + 2y = –56 and –3x – 6y = 33?Question 3 options: (–9, 10) (–9, –10) (9, 10) (9, –10) 
math
Is each ordered pair a slotuion of the given system? write yes or no. 1. y=6x+12 2xy=4 (4,12)______ 
algebra2
What is the value of x in the solution to the system y = 4x + 3 and 3x + 2y = 16? (Round to the nearest integer if necessary.) 
Calculus
Mt+1= 0.75Mt+2 give the solutions of the dynamical system with Mo=5 i.e determine Mt as a function of t 
math
how do you solve this using substitution of system equations here's the problem 4=x2y and x+2=y 
Algebra
Explain how to use a graph to determine the number of solutions of a system?