# 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?

42,818 results, page 19
1. ## science

based on the relationship between mass and volume.... How much space would 75 grams of water occupy?

asked by jake on January 6, 2011
2. ## Quantitative Methods

1. Management of Sundown Rent-a-Car (see Problem 8-8) has decided that perhaps the cost during the six-month period is not the appropriate Cost to minimize because the agency may still be obligated to additional months on some leases after that time. For

asked by Kayla on April 24, 2014
3. ## Conceptual Physical Science

When we breathe we inhale oxygen, O2, plus water vapor, O2, and exhale carbon dioxide, CO2, plus water vapor, H2O. Which likely has more mass, the air that we inhale or the same volume of air we exhale? Does breathing cause you to lose or gain weight?

asked by Laticia on July 10, 2010
4. ## Chemistry

If water is added to magnesium nitride, ammonia gas is produced when the mixture is heated. Mg3N2(s) + 3 H2O(l) => 3 MgO(s) + 2 NH3(g) If 11.1 g of magnesium nitride is treated with water, what volume of ammonia gas would be collected at 23°C and 739 mm

asked by sam on November 19, 2012
5. ## phyics

Ethyl alcohol has been added to 190 {\rm mL} of water in a container that has a mass of 140 {\rm g} when empty. The resulting container and liquid mixture has a mass of 450 {\rm g}. What volume of alcohol was added to the water? Express your answer using

6. ## Physics

A rock weighs 140 N in air and has a volume of 0.00273 m3. What is its apparent weight when sub- merged in water? The acceleration of gravity is 9.8 m/s2 . Answer in units of N. If it is submerged in a liquid with a density exactly 1.9 times that of water,

asked by Laura on November 28, 2010
7. ## chemistry

A microtube is found to have an ungraduated portion that will contain 0.26 g of water. Upon setting up the experimental apparatus as described in the experiment, a microtube is filled to 0.01 ml with water at 4ºC. At a temperature of 60ºC, the volume of

asked by Alex on July 24, 2009
8. ## Chemistry

Analysis of Tap water (Hardness) 50.00 mL of tap water was transferred to a 250 mL erlenmyer flask. 10mL of NH3/NH4^+ ph 10 buffer was added to the flask, as well as 6 drops of eriochrome black T indicator. This soln was then titrated with EDTA

9. ## AP Calc. AB

If a cylindrical tank holds 100,000 gallons of water, which can be drained from the bottom of the tank in an hour, then Torricelli's Law gives the volume of water remaining in the tank after t minutes as V(t)=100,000(1-(t/50))^2, 0

asked by Jacke on October 19, 2014
10. ## chem/math

How much heat would be required to warm Earth¡¯s oceans by 1.0 ¡ãC? Assume that the volume of Earth¡¯s oceans is 137 x ¡¼10¡½^7 ¡¼km¡½^3 and that the density of sea water is 1.03 g/cm3. Also assume that the heat capacity of seawater is the

asked by marie on January 25, 2011
11. ## Chemistry

When a person got onto an airplane, she brought with her a half-full 1.0000 L aluminum water bottle that was closed inside the airport at standard pressure and a temperature of 26.000 C. After the plane takes off and climbs to 36,000. feet, the cabin

asked by anon on March 6, 2017
12. ## Physics

A new SpaceX rocket is being tested and launches from the ground. The first stage rocket engine provides constant upward acceleration during the burn phase. After the first stage engine burns out, the rocket has risen to 105.0 m and acquired an upward

asked by pimp on June 1, 2016
13. ## Chemistry

Determine the concentration of Mg2+ (in mmol/L) in the unknown solution (Note: details and additional information to solve the problem are provided in your lab manual): Mass of EDTA: 0.606 g Volume of EDTA used in titration (step 1): 10.48 mL Volume of

asked by Johnathan on March 15, 2010
14. ## Science

Answer with solution, plz. 1. What is the concentration of the solution by volume when dissolved is used 30 grams & the water is 60 grams. 2. How much solvent in grams is present in a solution with a concentration by volume of 40% the solute of content is

asked by Rachel on October 3, 2016
15. ## Physics Fluids

When a block of volume 1.00 × 10–3 m3 is hung from a spring scale, the scale reads 10.0 N. When the same block is then placed in an unknown liquid, it floats with 2/3 of its volume submerged. The density of water is 1.00 × 103 kg/m^3. Determine the

asked by Drew on April 6, 2015
16. ## Chemistry

An aqueous solution of ethyl alcohol is made by transfering 1.32 mL of liquid ethyl alcohol to a 50.0 mL volumetric flask, and then adding enough water to fill the flask to the mark. What is the volume/volume percentage of ethyl alcohol in the solution?

asked by Sasha on March 27, 2017
17. ## Science

What is the mass of an automobile that weighs 9800 N

asked by Everett on January 19, 2012
18. ## social

what is the name of the publication of the American automobile assocation?

asked by j on January 9, 2008
19. ## science & technology

when a body immersed in water from spring balance and shows 100gm weight loss. what is the weight of the body in water? 2)what is the weight of the body in air? 3)what is the upthurst on the body? 4) what is the volume of the body? give reason

asked by devtanu on January 27, 2016
20. ## Chemistry

Concentrated sulfuric acid is 18.4 molar and has a density of 1.84 grams per milliliter. After dilution with water to 5.20 molar the solution has a density of 1.38 grams per milliliter. This concentration of H2SO4 is often used in lead storage

asked by Kevin on January 10, 2011
21. ## Math

Find the volume of water required to fill a pool with a diameter of 6m and a height of 2m. Keep in mind that the water must travel through a hose before it goes into the pool. Assume the hose is a perfect cylinder. The length of the hose is 8m and the

asked by Travis on December 14, 2015
22. ## physics

a piece of wood 50 cm long , 20 cm wide, 40 cm thick. its density is 0.6 g cm^3. this is connected to a string with negligible mass attached to a piece of lead. what is the mass of the lead and what volume underneath is needed to sink the wood in calm

asked by romeo on September 22, 2012

After visiting several automobile dealerships, Richard selects the car he wants. He likes its $11,000 price, but financing through the dealer is no bargain. He has$2,200 cash for a down payment, so he needs an $8,800 loan. In shopping at several banks for asked by MM on March 9, 2017 24. ## Substitution and Income Effects Managers are very interested in how a consumer makes a choice among alternatives. In this exercise, we ask you to consider the amount of money you spend purchasing gasoline to operate your automobile for a month and any alternatives available to you asked by raja on October 15, 2010 25. ## measurement peter uses an eyedroper to put 5 dropsof coloring into a glass of water?what volume of food coloring does peter put in to water? asked by jhon123 on January 13, 2009 26. ## chemistry Hi Cna someone please tell me what I must out into the Trial 1 column? It would be greatly appreciated. theLab: Determining the Ksp For Ca(OH)2 Purpose: The purpose of this experiment is to determine the Ksp for calcium hydroxide. Experimental Design: A asked by Jessica on April 1, 2008 27. ## chemistry When a volume of H2 reacts with an equal volume of Cl2 (assume you have 1 L of each) at the same temperature and pressure, what volume of product having the formula HCl is formed? Question 4 answers asked by Anonymous on January 10, 2011 28. ## chem the volume of 0.220 mol of an ideal gas at 34°C is increased isothermally from an initial volume of 12.0 L. If the final volume is 21.5 L, calculate the entropy change for the process. asked by hannah on April 2, 2013 29. ## 3rd homework the water cycle lesson 2 how water changes and moves 1. ____________ water changes from a __________ to a _________________ 2. ____________ water changes from a _________ to a ________________ 3. _________________ Liquid water falls to the ground as asked by choconcung on October 27, 2010 30. ## chemistry I have to prepare a 0.2% water solution of n-propanol and a water solution of methanol and isopropanol at 0.2% that can be in the same container. It didn't specify but I'm pretty sure the solutions are v/v%. For the n-propanol a 0.2% solution should just asked by making solutions on February 3, 2014 31. ## Physics When working with the properties of Saturated Steam. The pressure table supplied states: Pressure kPa = 1100 (P) Temp in Celsius = 184.09 (T) Specific Volume = Sat. Liquid = 1.1330 (Vf) Specific Volume = Sat.Vapor = 177.53 (Vg) Enthalpy = Saturated Liquid asked by Danny on July 21, 2013 32. ## chem A sample containing 6.40 g O2 gas has a volume of 15.0 L. Pressure and temperature remain constant. a. What is the new volume if 0.600 mole O2 gas is added? b. Oxygen is released until the volume is 12.0L. How many moles of O2 are removed? c. What is the asked by tracy on November 1, 2012 33. ## Science A)Could you add marbles to a beaker filled with sand and get the same results? B)How does the Particle theory model explain that a substance can be solid while having spaces between its particles? C)Why does 50 ml of water and 5oml of sugar NOT produce 100 asked by Harmony Ann on February 25, 2014 34. ## Physics Poiseuille’s equation relates the volumetric flow rate Q (volume per time unit) to the pressure differential ΔP that drives the flow: Q = (πr^4)/(8η) x (ΔP/L) Here η is the viscosity of the fluid and the tube has length L and radius r. A fire asked by Jamie on December 3, 2016 35. ## Calculus Two full 48-gallon tanks begin draining at t = 0. Tank Alpha's volume is changing at a constant rate of -16/5 gal/min. The rate at which Tank Bravo's volume is changing is given by r(t)=-1/3t-1 gal/min. a) How much water is in each tank after 5 minutes? b) asked by Tyler on April 7, 2014 36. ## 9th Grade Math Naulluq is cutting ice blocks from the lake for her mothers drinking water tank. The cylindrical tank has a volume of 4x^2π. Once each block has melted, it will have a volume of 3x^2. How many blocks does she need to cut so that her mothers tank will be asked by Troy on February 11, 2015 37. ## Physics Please help. To cool a hot bath containing 50L of water at 50 degrees Celsius down to 20degrees Celsius, what volume of cold water at 5 degrees Celsius would be needed? (in litres) and what mass of ice at 0 degrees celcius would be needed? i'm thinking asked by Anonymous on June 23, 2015 38. ## calculus water is poured into a conical paper cup so that the height increases at the constant rate of 1 inch per second. if the cup is 6 inches tall and its top has a radius of 2 inches, how fast is the volume of water in the cup increasing when the height is 3 asked by rachel on October 16, 2011 39. ## chem the volume of a certain bacterial cell is 1.39um^3. what is its volume in mm^3? what is the volume of exactly 1e4 cells in liters asked by jasmine on September 8, 2014 40. ## science i need information about boiling water this is what i have Boiling water is the temperature at which a liquid bubbles and changes into vapor. You can boil water outside but, only when it’s hot out you can use the stove, or even the mircove. There’s asked by Student on November 9, 2018 41. ## Chemistry-gases Nitrogen dioxide reacts with water and oxygen in the atmosphere to produce acid rain. 4NO2(g) + 2H2O(g) + O2(g) = 4HNO3(g) Assuming that the temperature and the pressure remain constant, calculate the volume of air at 1 atm, 20 C, necessary to dilute the asked by Rose Bud on March 2, 2012 42. ## Chemistry-gases Nitrogen dioxide reacts with water and oxygen in the atmosphere to produce acid rain. 4NO2(g) + 2H2O(g) + O2(g) = 4HNO3(g) Assuming that the temperature and the pressure remain constant, calculate the volume of air at 1 atm, 20 C, necessary to dilute the asked by Rose Bud on March 2, 2012 43. ## Chemistry What volume of ethylene glycol (C2H6O2), a nonelectrolyte, must be added to 13.7 L of water to produce an antifreeze solution with a freezing point of -30.0¡ÆC? (The density of ethylene glycol is 1.11 g/cm3, and the density of water is 1.00 g/cm3.) asked by fdqed on November 24, 2009 44. ## physics Ethyl alcohol has been added to 190 {\rm mL} of water in a container that has a mass of 140 {\rm g} when empty. The resulting container and liquid mixture has a mass of 450 {\rm g}. What volume of alcohol was added to the water? asked by Anonymous on December 5, 2011 45. ## physics . Ethyl alcohol has been added to 160 mL of water in a container that has a mass of 130 g when empty. The resulting container and liquid mixture has a mass of 510 g .What volume of alcohol was added to the water? (in mL) asked by Sandhya on December 5, 2008 46. ## Chemistry. What volume of ethylene glycol (C2H6O2), a nonelectrolyte, must be added to 13.7 L of water to produce an antifreeze solution with a freezing point of -30.0¡ÆC? (The density of ethylene glycol is 1.11 g/cm3, and the density of water is 1.00 g/cm3.) asked by ? on November 23, 2009 47. ## CHEMISTRY An ethanol-water solution is prepared by dissolving 10.00 ml ethanol C2H5OH (density=0.789g/ml) in sufficient water to produce 100.00 ml of solution with a density of 0.982g/ml. What is the concentration of ethanol in this solution? Expressed as ml. asked by ADRIAN on November 13, 2013 48. ## Chemistry A vessel of 9.49 L in volume contains 3.37 L of pure water at 25¡ÆC. A partial pressure of 4.73 atm of CO2 is quickly injected into the space above the water. Calculate the partial pressure of carbon dioxide remaining once the solution has become asked by Sally on February 2, 2007 49. ## Chemistry A vessel of 9.49 L in volume contains 3.37 L of pure water at 25¡ÆC. A partial pressure of 4.73 atm of CO2 is quickly injected into the space above the water. Calculate the partial pressure of carbon dioxide remaining once the solution has become asked by Sally on February 2, 2007 50. ## vrije universiteit Harley Davidson has its engine assembly plant in Milwaukee and its motorcycle assembly plant in Pennsylvania. Engines are transported between the two plants using trucks. Each truck trip costs$1,800. The motorcycle plant assembles and sells 3200

asked by emal on March 5, 2016
51. ## ME

Problem 3: Consider water as the substance. (a) Find the specific internal energy (Btu/lbm) when T = 500F and P = 375 psia (b) Find the pressure (psia) when T = 500F and v = 0.02024 ft3/lbm (c) Find the specific volume (ft3/lbm) when T = 500F and

asked by sara on September 19, 2015
52. ## chemistry

A student determined the chloride content of a commercial salt by using the Mohr method. A 0.5324 -g sample of the salt was dissolved in distilled water and diluted to a final volume of 250. mL. A 25.-mL aliquot of the analyte solution was then titrated

asked by tara on April 4, 2011
53. ## science

You freeze 92g of water, and it becomes a cube of ice. a. What is the mass of the ice cube? b. The cube's volume os 100cm3. What is it's density? c. Will the ice cube float or sink in water?

asked by Max on December 7, 2012
54. ## Chemistry

How do you calculate the heat fusion of ice? I have the initial and final temperatures and volume of the water.

asked by Becky on April 27, 2011
55. ## ap chemistry

What volume of H2(g) and O2(g) is produced by electrolyzing water at a current of 4.00 A for 12.0 minutes (assuming ideal conditions)?

asked by Anonymous on May 21, 2015
56. ## chemistry

what volume of water at 4 degrees Celsius can be held in a cube whose edge is 3.0cm long?

asked by the yavull on February 1, 2011
57. ## Chemistry 2

If a gaseous sample contains 74% N2 by volume, what is the solubility of N2 in water at 25°C and 1.0 atm (kH in H2O at 25°C = 7.0 10-4 mol/Latm)?

asked by Priya on February 12, 2015
58. ## Chemistry

To make the following saline solution(375ml 0.5%w/v sodium chloride) what would you weight out? what volume of water would you use?

asked by Danny on October 22, 2010
59. ## chemistry

If 500.0 mL of hydrogen are collected over water at 20.0 C and 99.3 kPa what will the volume of the dry gas be at STP?

asked by Anonymous on May 23, 2012
60. ## science

1 gram water is converted into vapour at100 degree C find volume change

asked by ajay on September 1, 2012
61. ## chemistry

the molarity of a solution composed of 25.4g KHCO3 diluted with water to a total volume of 200 mL

asked by Colin on October 19, 2011
62. ## Chemistry

When you have 50ml of a 0.25M solution of KI in water. What should the final volume be is you want to reduce the concentration to .10M

asked by EFonts on October 28, 2014
63. ## chemistry

What volume of 16 M nitric acid must be diluted with distilled water to prepare 500.0 mL of 0.50 M HNO3?

asked by tiffany on August 2, 2009
64. ## Science

What is the best unit for measuring each volume? mL= milliliters L= liters a. Amount of soda in 1 can: mL or L b. Water in a bathtub: mL or L

asked by Sonic on September 2, 2007
65. ## Orgo lab 1

how to determine composition of methanol-water from fractional distillation graph of temp/volume?

asked by Lola on June 13, 2011
66. ## AP Chemistry

Consider 67.0 mL of a solution of weak acid HA (Ka = 1.00 10-6), which has a pH of 4.500. What volume of water must be added to make the pH = 5.000?

asked by Bill on February 8, 2012
67. ## physics

A body of mass 10kg in air and 4kg in water calculate the volume and its density

asked by abigail on January 21, 2014
68. ## Chemistry II

What is the molarity of a solution in which 13.7 g of calcium chloride is dissolved in water to a final volume of 750.0 mL?

asked by Michelle on September 1, 2009
69. ## chemistry

What volume of water should be added to 50 ml of HNO3 having specific gravity 1.5g ml-1 and 63.0%by weight to have one molar solution

70. ## chemistry *Dr.Bob222

Why do firefighters recommend the use of a deluging volume of water when extinguishing an oxidizer-supported fire?

asked by Cameron on December 23, 2012
71. ## math

Two liters of water has a volume of ______ cubic centimeters and a mass of _______ kilograms.

asked by Elisabeth on January 7, 2011
72. ## math

Two liters of water has a volume of __________ cubic centimeters and a mass of ________ kilograms.

asked by Elisabeth on January 7, 2011
73. ## chemistry

1. To make the following saline solution (375ml 0.5% w/v sodium chloride) what would you weigh out? What volume of water would you use?

asked by sanam on November 13, 2012
74. ## Physics

A cube of ice, 28 cm on each side,is melted into a measuring cup. What is the volume of the liquid water -------cm^3

asked by Beth on November 6, 2016
75. ## SPR,PHYSICS

A block of wood floats in water with two-Third of its volume submerged its relative density is equal to?

asked by vianychandra on October 30, 2015
76. ## Gr.7 - math

4. The dimensions of a king-size waterbed are 2.1m, 1.8m, and 23 cm. Find the volume and mass of the water it contains when full.

asked by Colin on January 5, 2010
77. ## Chemistry

Calculate the volume of hydrogen, in L, produced when 12.15 g of magnesium react completely with water. Assume S..T.P.

asked by Carlene on September 18, 2013
78. ## Chemistry

Consider 57.5 mL of a solution of weak acid HA (Ka = 1.00 10-6), which has a pH of 3.800. What volume of water must be added to make the pH = 6.000?

asked by Brian on February 16, 2009
79. ## Chemistry

The volume of 18 molar concentrated H2SO4 that must be diluted with distilled water to prepare 10 liters

asked by Angel Kenkpen on June 27, 2016
80. ## Chemistry

If 500.0 mL of hydrogen are collected over water at 20.0 C and 99.3 kPa what will the volume of the dry gas be at STP?

asked by Christian on May 13, 2007
81. ## chemistry

How many grams of sucrose would you dissolve in water for a total volume of 500mL to make a 5% solution?

asked by jami on January 20, 2010
82. ## math

In a shower 5cm of a rain falls. Find the volume of water on 2 hectares of land.

asked by rajesh on December 6, 2015
83. ## Physics

Your friend of mass 150 can just barely float in fresh water. Find her volume.

asked by Kathy on January 25, 2013
84. ## Chemistry

If a 29.9 g sample of the liquid cyclohexane has a volume of 38.6 mL, what is the specific gravity of the compound? Take the density of water to be 1.00 g/mL.

asked by Abby on August 30, 2016
85. ## Biochemistry

Which of the following is the correct pH of a 211.7 mL solution (final volume) of pure water after 52.3 mL of 1.00 mM HCl was added?

asked by Rich on September 18, 2013
86. ## Chemistry

I was just wanting to make sure I did these right. How many grams of solute are in each of the following solutions? a.) 2.5 L of 3.0 M Al(NO3)3 solution. for this one I get 1600 g of Al(NO3)3 b.) 75 ml of 0.5 M C6H12O6 solution. and for this one I get 6.8g

asked by Carrie on November 29, 2010
87. ## Chem

What is the PH range between 58 grams and 87 grams of Sodium Hydroxide in 6 oz by volume of water. What is the PH range of that amount of Sodium Hydroxide in 8 oz of water. I need this information to learn to make soap using wood ash.

asked by Jeff on February 28, 2011
88. ## Algebra-right question for Jai

In a right triangular prism, the legs of the base are each doubled, and the height is reduced by half. How does the new volume compare to the original volume of the same prism? A.the new volume will be 1/2 as big as the original B.the new volume will be

asked by Mary on May 15, 2011
89. ## ALGEBRA

The Greek God Zeus ordered his blacksmith Hephaestus to create a perpetual water-making machine to fill Zeus' mighty chalice. The volume of Zeus' chalice was reported to hold about one hundred and fifty sextillion gallons (that is a fifteen followed by

asked by Randy on April 16, 2012
90. ## Science

Which of the following is NOT true about the blank for the experiment, 'Analysis of a Complex Iron Salt'? A. A blank is composed of the solvent used to dissolve the analyte. For this experiment, the solvent is a combination of sulfuric acid, phosphoric

asked by John on April 27, 2008
91. ## physics

A raft is constructed of wood havig a density of 600kg/m^3. The surface area of the bottom of the raft is 5.7m^2 and the volume of the raft is .60m^3. When the raft is placed in fresh water having a density of 1000kg/m^3, how deep is the bottom of the raft

asked by Kayle on February 2, 2012
92. ## physics

a raft is consttructed of wood having a density of 6000kg/m3. the surface area of the bottom of the raft is 5.7m2, and the volume of the raft is .60m3. when the raft is placed in fressh water having a density of 1000kg/m3, how deep is the bottom of the

asked by ricki on February 14, 2011
93. ## PHYSICS NEED HELP FAST

a raft is consttructed of wood having a density of 6000kg/m3. the surface area of the bottom of the raft is 5.7m2, and the volume of the raft is .60m3. when the raft is placed in fressh water having a density of 1000kg/m3, how deep is the bottom of the

asked by ricki on February 13, 2011
94. ## Physical Science

Two identical beakers are both half filled with a liquid. Beaker A contains water and Beaker B contains a liquid that is denser than water. Which of the following is FALSE? a. The pressure at the bottom of Beaker B is greater than that at the bottom of

asked by Ariel on March 21, 2012
95. ## physics hey bob

you help me solve this problem. but how am i suppose to if i don't know the mass of the car? on a level road the stopping distance for an automobile is 35.0m for an initail speed of 90 km/hr what is the stopping distance of the same automobile on a simalr

asked by anthony on November 1, 2010
96. ## Maths

The ratio of the volume of water in Jug A to the volume of water in Jug B is 2:5. A.) If half of the water in Jug A is poured into Jug B, what is the new ratio of the volumes of water in Jug A to Jug B? B.) If half of the water in Jug B is poured into Jug

asked by Zayn on September 30, 2012
97. ## physics

An object floats with half of its volume beneath the surface of the water. The weight of the displaced water is 2000N. What is the weight of the object? I'm confused by this problem. How would I go about solving this? My guess would be that the weight of

asked by Tammy on December 3, 2007
98. ## CHM Lab

Calibration of a 50 ml buret (10 ml,15 ml,20ml, 25 ml,30ml,35ml,40ml,45ml,50ml)(repeated the procedure 3 times) for experimental ; i have observed vol(ml) , temp.C ,for true i have mass(g), true vol. ml and for calibration i found error ml /correction

asked by Jesi on September 17, 2014
99. ## SCIENCE

Which of the following is equal to the buoyant force of a rock placed in a beaker of water? (1 point) volume of the displaced fluid weight of the displaced fluid volume of the rock weight of the rock

asked by gabby on May 28, 2016
100. ## Physics 11th grade 'Heat' `

1) While Laurie is boiling water to cook spaghetti, the phone rings, and all 1.5 kg of water boils away during her conversation.If the water was initially at 15℃, how much heat must have been gained for all of it to turn into a water vapor? 2)By January,

asked by Isis on March 16, 2013