# 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 87

1. ### Physics

The maximum kinetic energy of a mass-spring system in SHM is equal to
2. ### MATH

Which of the following ordered pairs represents the solution to the system of equations below? -3x+2y=2 7x-3y=7 [8.EE.8.b] A. (2, 4) B. (4, 7) C. (7, 14) D. (8, 13)
3. ### anatomy

How does coronary artery disease affect normal homeostasis of the cardiovascular system
4. ### science

How does coronary artery disease affect normal homeostasis of the cardiovascular system
5. ### Anatomy

How does coronary artery disease affect the normal homeostasis of the cardiovascular system
6. ### Statistics

How would I solve each system by substitution? I know basically what to do, but I keep getting stuck. Thanks! 1)x=2-y 3x-2y=1 2)2x+3y=-1 x=y-13
7. ### Analytical CHM 300

which rating system gives the analyst the most information?
8. ### Economics

The key feature of a market system is A. competition. B. profit. C. demand. D. supply.
9. ### Algebra 2

solve each system of equation 3x+5y+2z=4 2x-2y+3z=-4 x+y+z=0 *could you show work because I want to learn how you got this answer
10. ### college algebra

hw to solve equation in the real number system, x^4 +12x^3 +10x^2-9x+9x+22=0
11. ### college algebra

how to solve equation in the real number system, x^4 +12x^3 +10x^2-9x+9x+22=0
12. ### law

Are the juvenile courts doing enough to change the treatment of juveniles in the justice system?

14. ### math

Determine if each system has one, two, or no solutions. (Show your work - 3 marks each) a)y=2x^2-2x+1 and y=3x-5 b)y=x^2+3x-16 and y=-x^2-8x-18
15. ### math

Determine if each system has one, two, or no solutions. (Show your work - 3 marks each) a)y=2x^2-2x+1 and y=3x-5 b)y=x^2+3x-16 and y=-x^2-8x-18
16. ### Anthropology

Where, if any, would you find a working kinship system within the United State
17. ### help last one asap ss

In 3–5 sentences, describe the apportionment system for state legislative districts.
18. ### Algebra

Need help solving the system of inequalities and equations graphically for this problem. Please help! 6y=9(x-6) 3(2y+5x)=-6
19. ### law

what are some examples of successful or unsuccessful criminal justice system services
20. ### Political Science

Does the representation system in the U.S. Senate still make sense today? Why or why not?
21. ### american history

How did the spoils system affect politics during the Gilded Age?
22. ### chemistry

Raising the temperature of a reacting system increases the rate of the reaction, but does NOT increase the:
23. ### Math

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
24. ### Math

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
25. ### Socialsl studies

Who created a caste system that separated Indians into groups?
26. ### Algebra

2. What is the value of x in the solution to the system of equations below? 15x – 12y = 13 30x + 9y = 4
27. ### Health

The functional unit of the nervous system is.. A. The Neuron B. The Brain*** C. A reflex D. The cerebrum
28. ### Mathematics

Does the figure of a star have rotational system? if it does find the angle of rotation?
29. ### science

write down the possible terms of one electron system corresponding to n=2
30. ### 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.

solve the system. x=2-y and 3x+3y=6 parallel coincident 4,-2 1,1 I chose the last one and its incorrect
32. ### Physics

An object of area 15sqcm and height 2 cm has a mass of 50g. what is its density in SI system
33. ### math

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
34. ### science

which of the following is an example of a model? a. The solar system b. a globe c. a planet d. a padlock Thanks!
35. ### maths(Quantitative Method)

Write the augmented matrix corresponding to the system of equation. 2a-3b+c=1 -a+b-4c=3 3a-b=2
36. ### Gaussian Elimination Method

Write the system of equations as an augmented matrix. Then solve for x and y. 5x-4y=12 -5x+3y=9
37. ### precalculus

Which of the following shows an inconsistent system of equations? ________________________________________ 4x - 2y = 10 ; y = 2x - 5 3x + 2y = 1 ; 2x - 3y = 1 2x + y = 2 ; y = -2x - 2 3x + 4y = 5 ; 6x + 8y = 10 Is 4x-2y=10 y=2x-5 the correct answer?
38. ### Gauss-Jordan elimination

Write the system of equations as an augmented matrix. Then solve for x and y. -3x+3y=-21 3x+2y=-4
39. ### Math

Can someone please help me with my open needed question Solve the system by substitution -X-y-z= -8 -4+4y+5z =7 2X+2z= 4
40. ### natural science/bio

flow diagram of circulatory and respiratory system combined
41. ### Algebra

How many solutions does the system of equations have? x=-4y+4 and 2x+8y=8 A. one B. two C. infinitely many D. none
42. ### biology

describe the pathway of blood through the prts of the earthworms circulatory system
43. ### History

How did the system (unitary government) help Qin Shi Huang control the country?
44. ### geography

what will be a good hook for an essay about ancient india and the caste system? help
45. ### Health

2. Which main body system is responsible for breaking down food for energy?
46. ### Math

Which statement justified the given ordered pair as a solution to the system of equations (-1, -13), (y=3x-10), (y=-2x-15)
47. ### math

which matrix represents the system of equations below -12x-13y+13z=15
48. ### Math help again!

Solve each system of inequality by graphing 17)y>-x+5 y<3x-4 Can someone help me on this i just don't understand it that well
49. ### Sociology

How does the two-party system in the United States affect political involvement?
50. ### Mathematics C 8th grade

Two cars traveled equal distances in different amounts of time. Car A traveled the distance in 2.4 h, and Car B traveled the distance in 4 h. Car A traveled 22 mph faster than Car B. How fast did Car A travel? _______MPH

a railroad handcar is moving along striaght, fricionless tracks. In each of the following cases the car initially has a total mass (car and contents of magniude 4.00 m/s^1. Find the final velocity of the car in each of the three cases. A) a 40.0 kg mass is thown sideways out ...
52. ### 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 co-distills 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-...
53. ### physics

Water at 29.0 °C is sprayed onto 0.188 kg of molten gold at 1063 °C (its melting point). The water boils away, forming steam at 100.0 °C and leaving solid gold at 1063 °C. What is the minimum mass of water that must be used?
54. ### math

The life of automobile voltage regulators has an exponential distribution with a mean life of six years. You purchase an automobile that is six years old, with a working voltage regulator and plan to own it for three years. a)What is the probability that the voltage regulator ...
55. ### holy school

H2 S + HNO3 --------> NO + H2 O + S 150 g of hydrogen sulfide are dissolved in 3500 mL of water. a. What is the molarity of the hydrogen sulfide solution? b. How many grams of sulfur can be produced from 50 mL of this solution? c. 22.4 L of nitrogen monoxide gas are ...
56. ### Chemistry

You are asked to prepare a temperature bath that freezes at -25 degrees C, using only water and ammonium sulfate. a. How many grams of ammonium sulfate would you need to prepare this bath if you start with 500 grams of water? b. What would the boiling point (degrees C) of this...
57. ### science

How much hot air in SCFM is needed to heat up water from 60F to boiling point. The hot air is 350F.
58. ### chemistry

For a 0.50 molal solution of sucrose in water, calculate the freezing point and the boiling point of the solution. Please list each step.?
59. ### science

suppose your mom is boiling water near the window where did the mist came from and why was tehre mist on the window
60. ### Physical Science (H)

A container of milk holds 3640 g of milk. The density of the milk is 1.02 g/mL. What is the volume of the milk in the container?
61. ### accounting

A company that uses perpetual inventory system made the following cash purchases and sales: January 1 Purchased 100 units at \$10 per unit. February 5: Purchased 60 units at \$12 per unit. March 16: Sold 40 units for \$16 per unit. Prepare general journal entries to reord the ...
62. ### Chemistry

Concentration 15.8 mg/L Final Volume 100.0 mL What is the concentration of phosphate in the original lake water sample if the unknown lake water sample in the option has been diluted by taking 25.0 mL of lake water and diluting it to the indicated final volume? •Chemistry - ...
63. ### maths

Help me and show rough work please . First question:A cup holds 150 millilitres. How many cups of tea can be poured from a full teapot which holds 1.5 litres? 2. Put in order of size, smallest first: 2.2, 2.22,  2.199 3. Mom bought two pillows and paid with a €20 note. If ...
64. ### physics

A pendulum is formed of a particle of mass 100g suspended from the end of an inextensible string of negligible mass and of length L=100cm. The pendulum is shifted by an angle of 60 degrees from its equilibrium position about a horizontal axis passing through the other end of ...
65. ### physics

A pendulum is formed of a particle of mass 100g suspended from the end of an inextensible string of negligible mass and of length L=100cm. The pendulum is shifted by an angle of 60 degrees from its equilibrium position about a horizontal axis passing through the other end of ...
66. ### science

Fill in the blank... The amount of volume an object displaces in water is _____(less than/equal to/grater than) the volume of the object. please help cazz im going to have a test tommorrow about this ;)
67. ### math

An 80% acid solution is to be mixed with a 30% solution to get 90 gallons of a 50% solution. How many gallons of each solution are needed?
68. ### physics

A car traveling 30 k/h suddenly speeds up to 60k/h.What can you conclude from this information? (A) There was a change in the potential energy of the car. (B) No work ( in its scientific meaning) was done on the car. (C)The car will take four times longer to come to a complete...
69. ### science

which of the following would decrease the human ecological footprint? 1) using bottled water instead of tap water 2) using public transportation instead of riding in a car 3) buying books instead of borrowing from the library 4) using hot water instead of cold to wash clothing...
70. ### physics

Force, Work, and Rotation Question? Please Help!? You are sitting on a stool that is free to rotate without friction, and you are holding a 2.0 kg weight in each hand (ignore friction and all forces external to you + weights system). Also ignore your own moment of inertia (...
71. ### Physics

The relative density of mercury is 13.6. Find the ratio of the mass of mercury of a certain volume to that of water having tem times the volume of mercury
72. ### Chemistry

Please help me answer this question; The goal of the recrystallization procedure is to obtain purified material with a maximized recovery. For each of the following, explain why this goal would be adversely affected. a) In the solution step, an unnecessarily large volume of ...

The U.S. Dairy Industry wants to estimate the mean yearly milk consumption. A sample of 16 people reveals the mean yearly consumption to be 60 gallons with a standard deviation of 20 gallons. a. What is the value of the population mean? What is the best estimate of this value...
74. ### physics

A car, mass - 1950 kg, accelerates at +2.33 m/s (squared). Find the magnitude of the normal force acting on the car. If later, when the car is cruising at 26.5 m/s, the driver applies a force of magnitude 10,000 N to stop the car. What is the distance it takes for the car to ...
75. ### physics

An 0.90 kg object is attached to one end of a spring, and the system is set into simple harmonic motion. The displacement x of the object as a function of time is shown in the drawing. With the aid of these data, determine the following values. I got a,b,d,e right. for C, I ...
76. ### Chemistry

describe the preparation of 12 mL of a 0.050 M solution of each of the halogens, using the reactions in the preceding question. Available to you are solid Ca(OCl)2; 0.20 M solutions of NaCl, NaBr, NaBrO3, and CuSO4; a 0.40 M solution of NaI; a 0.50 M solution of H2SO4; ...
77. ### physics

in an emergency stop to avoid an accident, a shoulder-strap seat belt holds a 60kg passengr firmly in place. if the car was initially travelling at 90km/h and came to a stop in 4.5s along a straight, level road, what was the average force applied to the passenger by the seat ...
78. ### math

Sam bought a new car for \$26,500. The car depreciates approximately 13% of its value each year. A) What is the decay factor for the value of this car? b)  Write an equation to model the decay value of this car? c)  What will the value of the car be in 10 years?
79. ### Maths: A Cup of Coffee Anyone??? :)

Hey Guys, It's that time of the term again when all exams are popping up!! I'm just wondering if you'd be able to help me with this maths question that I'm a bit stuck on. What we have to basically do is find out whether a cup of coffee will stay hotter longer when the milk is...
80. ### geometry

you just got a n ew dirt bike with really advanced four stroke engine that burns fuel efficiently and you wonder what kind of gas mileage you are getting. like most dirt bikes your new machine has no odometer to record the miles traveled.The rear tire's outside diameter is ...
81. ### Colonies in the Wilderness

Describe the system of government in Canada in 1791. The system of government of Canada in 1791 ws a colonial government. It placed power in the hands of a small group of rich and influential men. It was known as oligarchy. It had a legislative assembly, an appointed governor...
82. ### Social Studies

19. Select a new deal program that helped improve the lives of South Carolinians. explain what the program improved and how it helped the people of South Carolina. 20. Explain how rationing affected the people on the home front during World War II. How did this behavior help ...
83. ### Chemistry

If the radiation of an automobile contains 12L of water, how much would the freezing point be lowered by addition of 5 kg of prestone (glycol, C2H4(OH2))? How many kg of zerone (methyl alcohol, CH3OH) would be required to produce the same result? assume 100% purity .
84. ### construction

A swimming pool is 120' long,45' wide and 10' deep.How long would it take to fill with water if your maximum fill rate was 15 gallons per minute?
85. ### Math

A faucet is leaking at a rate of 4.2 milliliter per minute. How many gallons of water does the faucet leak per day? Use 1 L = 0.26 gal. Explain how you solved this problem
86. ### PHYSICS (what is a dynamic equation????)

A car of mass Mc is connected to mass m2 by a string. The string passes over a solid cylindrical pulley, which has a frictionless bearing, of radius R and mass M. when the system is released from rest the string doesn't slip, the car moves down the incline, and m2 moves upward...
87. ### physics

A long horizontal hose of diameter 4.6 cm is connected to a faucet. At the other end, there is a nozzle of diameter 1 cm. Water squirts from the nozzle at velocity 20 m/sec. Assume that the water has no viscosity or other form of energy dissipation. a) What is the velocity of ...
88. ### physics

A truck of mass 8000 kg is accelerating at 5.0 m/s2 up a hill of inclination 4 degrees to the horizontal. The friction forces on the truck add up to 550 N. a) Draw a neat FBD of the truck indicating all the forces acting on it. b) What force does the truck exert against the ...
89. ### Algebra1

3. Jackson bought a car for \$11,000.00. After 2 years, the value of the car is \$7,860.00. If the value of the car depreciated linearly, how much did the car depreciate each year?
90. ### Physics

Let your car have a mass of 825 kg. Your car is moving at a speed of 3.08 m/s when it strikes a parked car and stops in 0.21 s. What force did the parked car exert on it to stop it that quickly?
91. ### math

If the digits of a number may be any one of 0 through 9 (except the first digit cannot be zero), and the system of alternating signs of coefficients is used to create a polynomial, what is the least number m of real zeros the polynomial can have? What is the greatest number M ...
92. ### math

If the digits of a number may be any one of 0 through 9 (except the first digit cannot be zero), and the system of alternating signs of coefficients is used to create a polynomial, what is the least number m of real zeros the polynomial can have? What is the greatest number M ...
93. ### math

If the digits of a number may be any one of 0 through 9 (except the first digit cannot be zero), and the system of alternating signs of coefficients is used to create a polynomial, what is the least number m of real zeros the polynomial can have? What is the greatest number M ...
94. ### chemistry

what is the molecular mass of a solute if a solution containing 150 g of that solute and 1.0 kg of water has a boiling point of 102.0 degree c? (Kb= 0.512 degree C/m)
95. ### calculus

The region A is bounded by the curve y=x^2-5x+6 and the line y = -x + 3. (a) Sketch the line and the curve on the same set of axes. (b) Find the area of A. (c) The part of A above the x-axis is rotated through 360degree about the x-axis. Find the volume of the solid generated...
96. ### chemistry

A solution of ethanol, C2H5OH, is prepared by dissolving 25.0 mL of ethanol in enough water to give a total volume of 250.0 mL. What is the percent-by-volume concentration of ethanol?
97. ### Integrated Chem/Phys

If the density of a 225g stuffed plush toy is 1.25g/cm^3 and the water volume in a glass is 25 ml, find the new level of water after the toy is pushed under water. I know that D=m/v so 1.25=225/v so 1.25/225=v so I got .005 which cannot possibly be right. I am obviously doing ...
98. ### physics

The heating element of a water heater in an apartment building has a maximum power output of 29 kW. Four residents of the building take showers at the same time, and each receives heated water at a volume flow rate of 12x10-5 m3/s. If the water going into the heater has a ...
99. ### Chemistry

Calculate the radius of a vanadium atom, given that V has a BCC crystal structure, a density of 5.96 g/cm3, and an atomic weight of 50.9 g/mol. I used this equation: density = (2)*(atomic weight) / (volume of unit cell)*(Avagodro's #) rearranged to find the volume of the unit ...
100. ### Chemistry

Calculate the radius of a vanadium atom, given that V has a BCC crystal structure, a density of 5.96 g/cm3, and an atomic weight of 50.9 g/mol. I used this equation: density = (2)*(atomic weight) / (volume of unit cell)*(Avagodro's #) rearranged to find the volume of the unit ...