# 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 34
1. ## heat

in a gasoline engine the area in the cylinder head where the air and fuel mixture is burned is called the? What is the combustion chamber?

asked by angela on August 19, 2005
2. ## statistics

I want to examine the relationship between gas mileage of cars and the engine size ( displacement in cubic inches). The explanatory variable is?

asked by Gee on September 6, 2012
3. ## PHY

A drag-racing car accelerates forward because of the force exerted on it by the road. Why, then, does it need an engine? Explain. what is the answer plz

asked by MHD on May 11, 2012
4. ## science

You have a plastic tray with cold water in it and then you have three cups holding it up and one cup has hot water in it. You put dye in the cold water on top of the hot water. Why does the dye move away from the hot water?

asked by Laura on October 8, 2008
5. ## biology

POLARITY COHESION SURFACE TENSION CAPILLARY ACTION UNIVERSAL SOLVENT ADHESION match definitions Because water molecules stick together, they form a thin film on the surface of pools of water, on which some organisms can walk Water molecules are able to

asked by anonymous on November 21, 2013
6. ## calc-related rates

"The volume of a cone of radius r and height h is given by V=1/2(pi)(r^2)(h)If the radius and the height both increase at a constant rate of .5 cm per second at WHAT RATE in cubic cm per second, is the volume increasing when the height is 9 cm and the

asked by James on March 30, 2010
7. ## Chemistry

Need help with #2 & # 3 1. Record the pairs of data for pressure (atm) and volume (mL). Pressure(atm) Volume(mL) 1.000 150 mL 1.154 130 mL 1.364 110 mL 1.667 90 mL 2. Does your experimental data verify Boyle's Law? Explain. 3. What pressure would the gas

asked by Ashley on May 14, 2010

A water trough is 5 m long and has a cross-section in the shape of an isosceles trapezoid that is 30 cm wide at the bottom, 70 cm wide at the top, and has height 40 cm. If the trough is being filled with water at the rate of 0.1 m3/min how fast is the

asked by Kim on March 30, 2014
9. ## calculus

A circular swimming pool has a diameter of 14 m, the sides are 4 m high, and the depth of the water is 3.5 m. (The acceleration due to gravity is 9.8 and the density of water is 1000 .) How much work (in Joules) is required to: (a) pump all of the water

asked by Anonymous on February 22, 2013
10. ## Physics help!

The earth has an electric field of about 150 N/c pointed downward. A 1.00 (micrometer) radius of water droplet is suspended in a calm air. Find the 1) mass of the water droplet 2) charge on the water droplet 3) number of access electrons in the water

asked by Happiness delight on August 14, 2017
11. ## Calculus

A water trough is 9 m long and has a cross-section in the shape of an isosceles trapezoid that is 40 cm wide at the bottom, 80 cm wide at the top, and has height 40 cm. If the trough is being filled with water at the rate of 0.3 m3/min how fast is the

asked by Breauna on October 12, 2014
12. ## Differential Calculus

A water trough is 10 m long and a cross section has the shape of an isosceles trapezoid that is 30 cm wide at the bottom, 80 cm wide at the top, and has height 50 cm. If trough is being filled with water at the rate of 0.2 m^3/min how fast is the water

asked by GRAY on September 5, 2016
13. ## Physics II

A large cylindrical water tank 11.5 m in diameter and 13.5 m tall is supported 8.75 m above the ground by a stand. The water level in the tank is 10.6 m deep. The density of the water in the tank is 1.00 g/cm3. A very small hole is formed at the base of

asked by Lindsay on January 18, 2015
14. ## Tax Accounting

Mike purchases a heavy-duty truck (5-year class recovery property) for his delivery service on April 30, 2010. The truck is not considered a passenger automobile for purposes of the listed property and luxury automobile limitations. The truck has a

asked by Anonymous on June 2, 2013
15. ## For Hannah

Re http://www.jiskha.com/display.cgi?id=1369225544 Sorry to have caused confusion for you Hannah. In your original post, you had 3 different problems, the first two were "volume" questions. When I did the third one, which was simply finding an area, I

asked by Reiny on May 22, 2013
16. ## Physics, still don't get it!

The "karat" is a dimensionless unit that is used to indicate the proportion of gold in a gold-containing alloy. An alloy that is one karat gold contains a weight of pure gold that is one part in twenty-four. What is the volume of gold in a 20.0 karat gold

asked by Mary on April 9, 2007
17. ## Chemistry

75.0 mL of a 1.20 M solution is diluted to a total volume of 248 mL. A 124-mL portion of that solution is diluted by adding 111 mL of water. What is the final concentration? Assume the volumes are additive.

asked by Daric on February 13, 2015
18. ## Chemistry

A 5g mn sample was dissolved in 100ml water. If the percentage of M (At wt =55g/mol) in the sample is about 5%. What volume is needed to prepare 100ml of approximately 3.0 x 10-3 M solution Who helps for me. The right answer 6.7ml

asked by Fai on November 5, 2012
19. ## Chemistry

59.0 mL of a 1.60 M solution is diluted to a total volume of 268 mL. A 134-mL portion of that solution is diluted by adding 111 mL of water. What is the final concentration? Assume the volumes are additive.

asked by Alex on September 7, 2014
20. ## Chemistry

75.0 mL of a 1.20 M solution is diluted to a total volume of 248 mL. A 124-mL portion of that solution is diluted by adding 111 mL of water. What is the final concentration? Assume the volumes are additive.

asked by Daric on February 14, 2015
21. ## chemistry

59.0 mL of a 1.40 M solution is diluted to a total volume of 278 mL. A 139-mL portion of that solution is diluted by adding 129 mL of water. What is the final concentration? Assume the volumes are additive.

asked by lee on April 17, 2013
22. ## Chemistry

77.0 mL of a 1.20 M solution is diluted to a total volume of 288 mL. A 144-mL portion of that solution is diluted by adding 155 mL of water. What is the final concentration? Assume the volumes are additive.

asked by Gmp on May 10, 2013
23. ## CHEMISTRY

A volume of 100ml of h20 is initially at room temperature (22.0c). A chilled steel rod at 2.00C is placed in the water. If the final temperature of the system is 21.2C , what is the mass of the steel bar?

asked by Anonymous on November 28, 2012
24. ## Chemistry- dilution

51.0 mL of a 1.20 M solution is diluted to a total volume of 248 mL. A 124-mL portion of that solution is diluted by adding 125 mL of water. What is the final concentration? Assume the volumes are additive.

asked by Chelsea on October 13, 2013
25. ## Chemistry

59.0 mL of a 1.80 M solution is diluted to a total volume of 268 mL. A 134-mL portion of that solution is diluted by adding 171 mL of water. What is the final concentration? Assume the volumes are additive.

asked by Robert on March 20, 2013
26. ## chemistry

63.0 mL of a 1.30 M solution is diluted to a total volume of 248 mL. A 124-mL portion of that solution is diluted by adding 173 mL of water. What is the final concentration? Assume the volumes are additive.

asked by Anonymous on December 8, 2014
27. ## chemistry

Calculate the following quantity: Volume in mL of 21.4 M cobalt(II) chloride solution that must be diluted with water to prepare 17 mL of an 51.5 M solution. Calculate to 0 decimal places and do not include units. Also, do NOT use scientific notation.

asked by Ocsar on September 14, 2014
28. ## chemistry

71.0 mL of a 1.30 M solution is diluted to a total volume of 238 mL. A 119-mL portion of that solution is diluted by adding 105 mL of water. What is the final concentration? Assume the volumes are additive.

asked by mat choma on September 28, 2016
29. ## Chemistry

If 560.70 g of water (22degrees) is displaced, what volume of gas displaced it? Any help would be greatly appreciated. I am thinking about using PV=NRT, but do I assume the value of the pressure is 1. Also using 560.7 do i determine the amount of moles?

asked by George on September 27, 2008
30. ## Chemistry- need fast help! Thanks

2 H2O (l) → 2 H2 (g) + O2 (g) What volume of water in gallons would need to be split to store the same amount of energy as found in 10.0 gallons of gasoline? (Gasoline contains 44.4 MJ/kg, or 32.0 MJ/L, and has a density of 0.72 g/mL where 1 L =

asked by John on November 5, 2010
31. ## Chemistry

The hydrogen gas is collected over water at 25.0°c. The volume of the gas is 246 ml measured at 760 mmhg. calculate the number of grams of h2 collected (vapor pressure of h2=23.76mmhg)

asked by Jocelyn on February 10, 2016
32. ## chemistry

53.0 mL of a 1.50 M solution is diluted to a total volume of 258 mL. A 129-mL portion of that solution is diluted by adding 195 mL of water. What is the final concentration? Assume the volumes are additive.

asked by Jen on March 27, 2013
33. ## chemistry

59.0 mL of a 1.60 M solution is diluted to a total volume of 268 mL. A 134-mL portion of that solution is diluted by adding 173 mL of water. What is the final concentration? Assume the volumes are additive?

asked by John S. on September 21, 2017
34. ## Science

Write the formula, substitute numbers and units(labels)Mike mixed 20g of 60C water with 40g of 25C water. The final temperature was 39C. 1.Calculate the change of temperature for hot water. 2.Calculate the calories transferred from the hot water.

asked by Jamie on March 29, 2010
35. ## College Chemistry

What is the pH when 10 mL of 1 M acetic acid is added to pure water so that the final volume is 100 mL? The Ka for acetic acid is 1.74 x 10^(-5)

asked by Jamal on September 24, 2011
36. ## Chem

A 0.2 M KOH solution has a volume of 3 L. What percent of water should be evaporated to obtain a 0.6 M KOH solution? The answer I got is, 66.7%

asked by Summer on March 25, 2018
37. ## Biomechanics

If the volume of a material is conserved under loading (Volume without force = Volume with force) what is the material’s Poisson’s ratio? You can assume that the material is isotropic (it will behave the same in every direction). Hint: take a cube and

asked by Aaron on October 14, 2012
38. ## calc

A water trough is 7 m long and has a cross-section in the shape of an isosceles trapezoid that is 40 cm wide at the bottom, 100 cm wide at the top, and has height 60 cm. If the trough is being filled with water at the rate of 0.3 m3/min how fast is the

asked by bob on October 24, 2014
39. ## cal

Water, at the rate 10 ft^3/min, is pouring into a leaky cistern whose shape is a cone 16' deep and 8' in diameter at the top. At the time the water is 12' deep, the water level is observed to be rising 4''/min. How fast is the water leaking away? Can

asked by Sammy on November 19, 2008
40. ## College Chemistry

Using the molar volume (STP) or the ideal gas law equation, determine the molar mass,g/mole, of each of the following. A: 11.2g of a gas that has a volume of 1.50Lat STP? B: .0710g of a gas that has a volume 825ml at 1 atm

asked by Will on October 21, 2012
41. ## Math

What is the surface area and volume of a composite figure made up of a hemisphere and a cone in terms of pi? The radius is 10, and the slant height is 15. Are my answers right? Cone surface area: π(10)(15) = 150π Hemisphere surface area: 2π(10)^2 =

asked by Anonymous on May 26, 2015
42. ## Physics

Wine bottles are never completely filled: a small volume of air is left in the glass bottle's cylindrically shaped neck (inner diameter d = 18.5mm) to allow for wine's fairly large coefficient of thermal expansion. The distance H between the surface of the

asked by Britney on December 11, 2009
43. ## Physics

Archimedes purportedly used his principle to verify that the king's crown was pure gold, by weighing the crown while it was submerged in water. Suppose the crown's actual weight was 14.0 N. The densities of gold, silver, and water are 19.3 g/cm^3, 10.5

asked by Victor on December 4, 2012
44. ## math

the water in leroy's and jerod's fish tank has evaporated so it was about 5/8 inch below the leverit should be.they added water and the water level went up about 3/4 inch.did the water level end up above or below where it should be? answer

asked by barb on March 10, 2012
45. ## Science

Some water molecules are split into hydrogen and oxygen when going from: A. Atmosphere to clouds B. Ocean to atmosphere C. Ground water to surface water D. Surface water to biosphere EXPLAIN!

asked by Anonymous on March 18, 2014
46. ## Chemistry

which a growing human population, scientists believe that clean freshwater will become scarce (limited). a possible solution is to desalinate salt water. using what youve learned in this unit, describe the type of a mixture salt water is and explain how

asked by Anonymous on September 14, 2018
47. ## physics

Water (η = 1.00E-3 Pa·s) is flowing through a horizontal pipe with a volume flow rate of 0.0153 m3/s. As the drawing below shows, there are two vertical tubes that project from the pipe. Assume that H = 0.0477 m and L = 0.670 m I know how to plug in

asked by Katherine on November 16, 2012
48. ## Science

A solution is made with 2 g of salt (NaCl) and 150 g of water (H2O). A). The salt and the water are BOTH solvents. B). The salt is the solute, and the water is the solvent. C). The salt and the water are BOTH solutes. D). The salt is the solvent , and the

asked by Kiley on December 15, 2018
49. ## Physics

it didn't let me put the link to image.. A tube of radius 5 cm is connected to tube of radius 1 cm as shown above. Water is forced through the tube at a rate of 10 liters/min. The pressure in the 5 cm tube is 1×105 Pa. The density of water is 1000 kg/m3.

asked by Chris on April 27, 2010
50. ## chemistry

I can't find a substance apart of water with a pH of 7,so i have a question, i don't know if water is the only neutral substance or if there are more which one's are those? Any salt solution that doesn't hydrolyze in water will be neutral. Any liquid

asked by Claudia on February 4, 2007
51. ## STS

40 LITRES OF A MIXTURE OF MILK AND WATER CONTAINS 10% OF WATER, THE WATER TO BE ADDED, TO MAKE THE WATER CONTENT 20% IN THE NEW MIXTURE IS?

52. ## Math

Mira has 20 gallons of water. She used 8 1/2 gallon to water the roses and 7 1/2 gallons to water lilies. How much water does she use have left?

asked by Carolyn on February 13, 2018
53. ## Physics

the volume of a cuboid is the product of its length, breadth, and height. give a possible metric unit for the volume. is the unit for volume a basic unit or a derived unit? m^3. it is a basic unit is this correct?

asked by Anonymous on April 13, 2008
54. ## Math

A wildlife biologist in Nova Scotia is testing the pH of stream water. She hopes that the pH of the water is greater than 5.5 so that Atlantic Salmon returning this year to their natal streams will be able to reproduce. The hydrogen ion concentration of

asked by Lynn on July 24, 2008
55. ## Safety of the young child

The leading cause of death and permanent disabilities due to untentional injury is A.drowning B.falls C.poisoning D.automobile accidents I chose B as my answer. Can someone check my answer.

asked by Cynthia on March 26, 2009
56. ## Physics

The makers of a certain automobile advertise that it will accelerate from 15 to 50 mi/hr in high in 13 sec. Compute (a) the acceleration in ft/ sec2, and (b) the distance the car travels in this time, assuming the acceleration to be constant.

asked by Justine on August 25, 2015
57. ## Physics check

A person has a reasonable chance of surviving an automobile crash if the deceleration is no more than 30 "g's" (recall that g = 9.8 m/s2). Calculate the force, in N, on a 68 kg person accelerating at this rate. 30"g" x 9.8 294 ms^2 f=ma 294x68 =19,992N

asked by Jim on October 9, 2009
58. ## mit

home / homework help / questions and answers / engineering / mechanical engineering / 0.5 kg of water initially at 400 kpa and 0.3 m3/kg ... Question 0.5 kg of water initially at 400 kPa and 0.3 m3/kg is contained within a piston-cylinder device fitted

asked by mit on June 11, 2015
59. ## History

Which statement best evaluates the connections between water conservation and land conservation projects? A.Water and land conservation are both nice efforts but have little practical use. B.Water conservation is more important than land conservation

asked by Macarena on March 8, 2016
60. ## college earth science and astronomy

This isn't homework as much as I am trying to learn this on my own. I am trying to perform an experiment on solar power. I measured and recorded the volume (V= 250 mL) and mass (M= 250 g) of water in a cup. I then recorded the initial temperature(32

asked by Elle on March 18, 2009

how is heat related to temperature? Temperature tells us the DEGREE of heat; i.e., how hot is something. A temperature of 98.6 F is normal body temperature. A hot day is when the temperature is 95 degrees F. A cold day is when it is freezing outside. But

asked by kathy on November 15, 2006
62. ## Chemistry (molarity) *emergency*

Hi there, maybe dumb question but how would I find the initial concentration of Fe^3+?? In lab, we mixed these reactants into one test tube: -0.50mL of 0.0025M Fe(NO3)3 -0.50mL of 0.0025M KSCN -2.50mL of 0.10M HNO3 The net ionic equation for the experiment

asked by Ray on December 3, 2016
63. ## Chemistry: Dr. Bob, can you check my work?

In the "Methode Champenoise," grape juice is fermented in a wine bottle to produce sparkling wine. The reaction is given below. C6H12O6(aq) 2 C2H5OH(aq) + 2 CO2(g) Fermentation of 712 mL grape juice (density = 1.0 g/cm3) is allowed to take place in a

asked by Zachary on November 15, 2012
64. ## chemistry

1)A sample of CO2 gas which weighs 0.85 grams has a volume of 1.30 liters when collected at 30°C. What would be the pressure of the gas sample? 2) A gas sample has an original volume of 600 ml when collected at 720 mm and 35°C. If a change is made in the

asked by Anonymous on April 22, 2014
65. ## Math - Please Check My Answer - Probably Last One!

Please help me with the following: The volume of a cylinder is found using the formula V=πr^2h,where r is the radius of the base and h is the height. The volume of a rectangular prism of the same width (2r) and height h, as the cylinder, is found by

66. ## physics

Air is being compressed in a cylinder with a volume of 0.025 m^3 under a constant pressure of 3.0*10^5 Pa and the volume of the air in the cylinder is reduced to 0.020 m^3. a. By how much is the volume of the air reduced? b. How much work is done in the

asked by anonymous on February 19, 2007
67. ## Calculus

A water trough is 6 m long, and its cross-section has the shape of an isosceles trapezoid that is 20 cm wide at the bottom, 50 cm wide at the top and 40 cm high. If the trough is being filled with water at the rate of 0.2 cubic meters/min, how fast is the

asked by Abrich on November 24, 2012
68. ## PHYSICS

The latent heat of fusion of water is 3.34 x 105 J/kg. A farmer places a barrel containing 1000 kg of water in his barn one winter's night. When the water cools to 0oC, it begin to freeze. How much heat does the water give out while it is freezing until it

asked by Maggie on August 15, 2011
69. ## Chemistry

You take 2 liters of water at 20 degrees Celsius and remove heat at 200W from it for 5 min. What is the temperature and state of the water after the experiment? Some properties of water: Heat of fusion: 333.55 kJ/kg, Heat of vaporization: 2257 kJ/kg, Heat

asked by Eddie on December 6, 2010
70. ## Enthalpy (chemistry 105)

23.0mL of water density of water is 1.00 g/mL 1g = 1ml 23g of water Cs of water 4.18 J/(gC) moles= 2.40g/72.0(g/mol)= .033 mass = 23g+2.4g = 25.4g Ti= 14.5 C Tf= 25.0 C Calculate the enthalpy change, ΔH, for this reaction per mole of X. I'm getting -33.4

asked by Bret on October 29, 2017
71. ## Chemistry

A sample of 40.0 mL of hydrogen is collected by water displacement at a temperature of 20 degrees Celcius. The barometer reads 751 torr. What is the volume of the hydrogen at STP (standard temperature and pressure)?

asked by Kia on December 17, 2012
72. ## Chemistry

In an experiment, a mixture of two gases occupies a volume of 3.00 L at a temperature of 22.5 degree centigrade. The mixture contains 14.0 g of water, 11.5 g of oxygen, and 37.3 g of nitrogen. Calculate the total pressure and the partial pressure of each

asked by Aaqib Zaman on November 15, 2014
73. ## Chemistry

What is the molarity of a solution containing 1.23g of LiOH in enough water to give a final volume of 380ml? I know the MW of Li is 6.941, O is 15.9594 and H is 1.00794. Using this info the number of mols in 1.23g of LiOH is 0.05144

asked by Raelene on April 29, 2017
74. ## science

The solubility of sodium chloride is 36.0 g/100. ml of water, and the density of saturated NaCl solution is 1.202 g/mL.. I have 500. mL of a 1.00 M NaCl solution. If I boil it to the point of saturation, what is the final volume?

asked by Nasser on July 25, 2012
75. ## English

[There is a big water container for the experiment. We can see an orange floating on the water.] The air pockets make "a)the orange" lighter than the water, so it floats. How , then, can you sink "b)the orange"? ...It sinks because "c)the orange" is now

asked by rfvv on October 23, 2017
76. ## denstiy

density is (g/cm^3) when if you have a volume of mL? If you want to find the mass from density and volume, do you have to convert the volume to liters? mL is the same as a cm^3 1 gram/ml= 1 gram/cm^3

asked by Ky on February 21, 2007
77. ## mathe

Show that a right-circular cylinder of greatest volume that can be inscribed in a right-circular cone that has a volume that is 4/9 the volume of the cone.

asked by ali on July 12, 2014
78. ## physics

Calculate the heat given off by the hot water. GIVEN: Original quantity of water (hot water) 50g Orig.temperature :40°C Final temperature: 9°C Final quantity of water: 264g Increase in quantity of water 214g. PLEASE KINDLY SHOW ME THE EQUATION FOR THIS

asked by chris on February 28, 2016
79. ## physics

Calculate the heat given off by the hot water. GIVEN: Original quantity of water (hot water) 50g Orig.temperature :40°C Final temperature: 9°C Final quantity of water: 264g Increase in quantity of water 214g. PLEASE KINDLY SHOW ME THE EQUATION FOR THIS

asked by chris on February 28, 2016
80. ## physics

Calculate the heat given off by the hot water. GIVEN: Original quantity of water (hot water) 50g Orig.temperature :40°C Final temperature: 9°C Final quantity of water: 264g Increase in quantity of water 214g. PLEASE KINDLY SHOW ME THE EQUATION FOR THIS

asked by chris on February 28, 2016
81. ## physics

Calculate the heat given off by the hot water. GIVEN: Original quantity of water (hot water) 50g Orig.temperature :40°C Final temperature: 9°C Final quantity of water: 264g Increase in quantity of water 214g. PLEASE KINDLY SHOW ME THE EQUATION FOR THIS

asked by chris on February 28, 2016
82. ## chemistry

A biology experiment requires the preparation of a water bath at 37.0°C (body temperature). The temperature of the cold tap water is 22.0°C, and the temperature of the hot tap water is 55.0°C. If a student starts with 70.0 g of cold water, what mass of

asked by Anonymous on November 11, 2010
83. ## Science

If I mixed sugar and sand into the water,what would happen? The sugar would ___, and the sand would ___ dissolve;not dissolve Name 3 examples of a mixture sand and water powder and water marbles and paperclips When I mix salt and water together and the let

asked by running.from.myself on March 3, 2012
84. ## Science

What are some observations about water? Such as the Different Perceptions from what you see. Included all your senses. I am Very Confused on how to write an observation for water? Please and thankyou i believe its cold water.

asked by Anonymous on December 14, 2011
85. ## Chem

After filling a flask with water and allowing 15 minutes in a water bath, a student finds that the water level has dropped. How is this possible?

asked by Anon on September 27, 2011
86. ## Chemistry #2

If 100.0 g of water at 90'C is added to 50.0 g of water at 10'C, estimate the final temperature of the water. explain your reasoning. please my last question i really don't get it, :/

asked by Perrie E. on April 15, 2013
87. ## Biochemistry

You wish to make 3 reactions (1 ml each) with the specified amounts of protein. The remainder of each reaction consists entirely of buffer. The source of your protein is a stock solution that has a concentration of 0.5 mg/ml. What is the volume of stock

asked by Alwxy on October 22, 2016
88. ## Physics

Traveling at a speed of 16.1 m/s, the driver of an automobile suddenly locks the wheels by slamming on the brakes. The coefficient of kinetic friction between the tires and the road is 0.72. How much time does it take for the car to come to a stop? Ignore

asked by Allison on October 22, 2009
89. ## Dynamics

A 1500 kg automobile is traveling upto 20 deg inclined at a speed of 6 m/sec. If the driver wishes to stop his car in a distance of 5m,determine the frictional force at pavement which must be supplied by rear wheels.

asked by benny on July 31, 2012
90. ## physics

What change in temperature occurs in order to increase the volume of 16 L of ethyl alcohol to 17 L? a)56.8*C b)1450*C c)53.5*C d) 90*C I can't seem to get one of the answers. I used the equation (change in volume)=beta(initial volume)(change of time). 1

asked by Anonymous on November 22, 2007
91. ## biology

1.intermediate waters is caused by? 2.deep water currents are important because? 3. water that sinks are? 4.water that rises are?

asked by anonymous on March 14, 2016
92. ## physics

Calculate the freezing point of water at a depth of 10.0 cm below the surface of the water. The density of the water is 0.9998 g/cm3.

asked by Joseph on October 30, 2016
93. ## Chemistry

75.0 claories of heat were added to 50.0 ml of water, the initial temperature of the water being 25.0 celcius. What is the final temp. of water?

asked by Anonymous on October 11, 2011
94. ## physical chemistry

Calculate the freezing point of water at a depth of 10.0 cm below the surface of the water. The density of the water is 0.9998 g/cm3

asked by Joesph on October 31, 2016
95. ## science

if an object covers a large enough area of the water's surface, it can float on the water because of the________of water particles

asked by shon on October 15, 2012
96. ## chemistry

Calculate the freezing point of water at a depth of 10.0 cm below the surface of the water. The density of the water is 0.9998 g/cm3.

asked by Joseph on October 30, 2016

Titration of a Sample of Household bleaches: The oxidizing agent in a household bleach is determined by placing 100 mL of distilled water in a 250 mL Erlenmeyer flask and adding 10 mL of the 10% (w/w) KI solution, swirling the contents of the flask to mix

asked by Sara on October 22, 2008
98. ## Chemistry

Objectives To determine the molecular weight of a volatile liquid. Discussion [This laboratory exercise was adapted from one in Beran and Brady's Laboratory Manual for General Chemistry , John Wiley & Sons, 1982] The Dumas Method for determining the

asked by Veronica on November 28, 2012
99. ## pre calc

the volume of a gas varies inversely as its pressure and directly as its temperature. A certian gas occupies a volume of 2.3L at a temp of 380 K and a pressure of 20 N/cm^2 find the volume when the temp is 342 K and the pressure is 10 N/cm^2

asked by wally on November 25, 2014
100. ## Science

how the volume of air in a tank of compressed air would change if the volume of the tank doubled? My answer was: The volume of the air would increase and it would be more difficult to fit inside of the tank depending on if the tank was filled or not.

asked by Steven on November 18, 2015