1. chemistry .....please help

    Which of the following statements does not apply to water? A. Like all liquids, water assumes the shape of its container. B. Water is a polar molecule. C. The strong surface tension of water allows it to adhere to the sides of a container and actually move

    asked by lalt on July 20, 2012
  2. Ms. Sue

    The term assimilation refers to when : A.*** a word is borrowed into English through different venues B. A latin adj. becomes an english verb C. certain sounds blend into and become similar to neighboring sounds. D. a Latin bse meaning does not fit the

    asked by henry on April 1, 2010
  3. Physics

    A piece of aluminum is made with a cavity inside the aluminum. To find the volume of the cavity the piece of aluminum is weighed. In the air, the piece of aluminum has a mass of 29.1kg. In water, the piece of aluminum has an apparent mass of 16.2kg. What

    asked by physics on November 13, 2018
  4. physics

    Water flows steadily from an open tank into a pipe. The elevation of the top of the tank is 10.2 m, and the elevation at the pipe is 3.90 m. The initial cross-sectional area of the pipe is 6.40×10^−2 m; and at where the water is discharged from the

    asked by AE on December 1, 2009
  5. Calculus

    A ball of radius 12 has a round hole of radius 6 drilled through its center. Find the volume of the resulting solid. I tried finding the volume of the sphere and the volume of the cyclinder then subtract however that did not work.

    asked by Anonymous on April 27, 2009
  6. Physics

    A heat engine has the three step cycle shown above. Starting from point A, 1 L (liter) of ideal gas expands in the isobaric (constant pressure) process A to B at P = 2 atm. B to C is isovolumetric process at V = 5 L, and C to A is an isothermal (constant

    asked by Jason on May 7, 2010
  7. visual

    "Street, Dresden", 1907, oil on canvas by Ernst Ludwig Kirchner. Describe the shapes in this painting. Are the shapes organic or geometric? Which ones? Describe how the shapes interact, or "touch" each other. Are the edges of the shapes soft or hard? Do

    asked by Maggie on September 15, 2012
  8. visual

    "Street, Dresden", 1907, oil on canvas by Ernst Ludwig Kirchner. Describe the shapes in this painting. Are the shapes organic or geometric? Which ones? Describe how the shapes interact, or "touch" each other. Are the edges of the shapes soft or hard? Do

    asked by Maggie on September 16, 2012
  9. Compliments

    Hey, Im trying to find lots of compliments. For example, if someone makes a really nice drawing or whatever, and enhances it with their own techniques and stuff, what comments could I give to them? Here is my list: *Very creative work *Like the blend and

    asked by Rebecca on February 25, 2011
  10. chemistry

    A gas 'x' is collected over water at 17 degree celcius and 750 mm pressure.If the volume of the gas collected is 50 cc then calculate the volume of the dry gas at standard temperature pressure and at 17 degree celcius the vapour of pressure is 14 mm

    asked by Samay on September 14, 2011
  11. Physics

    Can anyone help? the resistance of the side lights on an automobile are 10 ohms. How much current flows in them when connected to 12 volts

    asked by alex on October 27, 2007
  12. thermodynamics

    an automobile having a mass of 1.250 kg is traveling at 40m/s. what is its energy in kJ? how much work must be done to bring it to a stop?

    asked by camille on November 20, 2014
  13. physics

    At highway speeds, a particular automobile is capable of an acceleration of about 1.6 m/s2. At this rate, how long does it take to accelerate from 81 km/h to 117 km/h?

    asked by zoey on August 28, 2011
  14. math hw

    An automobile party leaves at 7:55 A.M., and arrives at its destination 15 miles away at 8:15 A.M. What was the average rate on this trip (in M.P.H.)?

    asked by David on August 5, 2014
  15. physics

    What is the radius of an automobile tire that makes a complete turn in 0.1 sec and has a linear speed of 24.0 m/s?

    asked by Jack on June 4, 2013
  16. Phyiscs

    if the brakes of an automobile are applied from 70km/h to 35km/h, how many meters does the car travel during this deceleration?

    asked by Neil on July 11, 2014
  17. Physics

    At highway speeds, a particular automobile is capable of an acceleration of about 1.52 m/s2. At this rate, how long does it take to accelerate from 74.0 km/h to 104.0 km/h? (in s)

    asked by Madison on January 19, 2015
  18. it

    How might an automobile company use a management information system to reduce its costs and better serve its customers?

    asked by lori on February 17, 2009
  19. Physics

    What is the centripetal acceleration of an automobile driving at 40 km/h on a circular track of radius 20m? Help ASAP please!!!

    asked by Anonymous on October 14, 2016
  20. PHYSICS

    what is the central acceleration of an automobile driving at 40 kph on a circular tracks having radius of 30m?

    asked by blabla on September 9, 2015
  21. Physics

    An automobile with an initial speed of 3.56 m/s accelerates uniformly at the rate of 2.7 m/s2. Find the displacement of the car after 4.1s.

    asked by Courtney on February 3, 2011
  22. physics

    At highway speeds, a particular automobile is capable of an acceleration of about 1.6 m/s2. At this rate, how long does it take to accelerate from 79 km/h to 102 km/h?

    asked by Morgan on September 22, 2011
  23. Math calculus

    an automobile starts from rest and travel 4 miles along a straight road in 5 minutes. Use the mean value theorem

    asked by Bernard on November 13, 2012
  24. phys

    An automobile tire is rated to last for 35,000 miles. To an order of magnitude, through how many revolutions will it turn?

    asked by sedef on September 17, 2012
  25. physics

    At highway speeds, a particular automobile is capable of an acceleration of about 1.6 m/s2. At this rate, how long does it take to accelerate from 81 km/h to 107 km/h?

    asked by Anonymous on September 27, 2011
  26. physics

    at highway speeds, a particular automobile is capable of an acceleration of about 2.6 m/s^2. at this rate, how long does it take to accelerate from 60 km/h to 110 km/h?

    asked by samantha on March 11, 2013
  27. physics

    if the brakes of an automobile are applied from 70km/h to 35km/h, how many meters does the car travel during this deceleration?

    asked by ruel on July 26, 2011
  28. physics

    At highway speeds, a particular automobile is capable of an acceleration of about 1.6 m/s2. At this rate, how long does it take to accelerate from 76 km/h to 118 km/h

    asked by Tiffany on September 23, 2011
  29. Science

    I'm suppose to make a graph but I'm confused on what would be the independent and dependent variables. So in the first table there is volume and pressure. And the second there is volume and pH. I think that in both that volume is independent, is that

    asked by Anonymous on August 28, 2010
  30. physics

    A solid copper object hangs at the bottom of a steel wire of negligible mass. The top end of the wire is fixed. When the wire is struck, it emits sound with a fundamental frequency of 300 Hz. The copper object is then submerged in water so that half its

    asked by Rachel on February 17, 2011
  31. chemistry

    in the laboratory, concentrated hydrogen chloride acid reacted with aluminium. hydrogen gas evolved was collected over water at 25 degree celcius and had a volume of 355 centimetre cube at a total pressure of 750mmHg.(the vapour pressure of water at 25

    asked by damilola on February 6, 2017
  32. History

    Which accurately describes an English achievement during the Industrial Revolution that improved mining production? Andrew Meikle invented the threshing machine to help bring ore up from mines j.m. jacquard loom to make waterproof coats for mine workers

    asked by malia on November 2, 2017
  33. META!!!

    what are advantages and disadvantages of using meta search services? http://www.sou.edu/library/searchtools/ 1. Go through the different articles in the section entitled HOW TO SEARCH THE INTERNET. 2. Then try out some of the search engines in the

    asked by jen on November 30, 2006
  34. chemistry

    Hey...how r u guys..thanks for helping me on my previous questions...can u help me solve two questions and check one? Thanks, all the questions are related to the info given: In some industrial processes, sodium chromate is added to water coolants. When

    asked by David on June 19, 2006
  35. Chemistry

    a. Exactly 4.000 mol of NH3 is burned in a constant volume (bomb) calorimeter immersed into 100.0kg of water. The temperature of water increases by 3.619 degrees C after the reaction. Calculate the heat released by the reaction. Neglect the heat capacity

    asked by Wendy on March 18, 2012
  36. statistics

    describe how you would design an experiment to help the protagonist make an informed decision. Your description should include (but not be limited to) how subjects are chosen for the experiment, how treatments will be administered, what variable(s) you

    asked by Karen on May 9, 2011
  37. English

    Which sentence includes an adjectival phrase? a. The American chameleon, a type of lizard, can change colors to blend with the environment. b. The fastest land mammals, cheetahs, reach speeds in excess of 65 miles per hour. c. The length of a person's

    asked by Anonymous on October 9, 2013
  38. chemistry

    A student obtained a clean, dry, glass stoppered flask. The weight of the flask and stopper was 32.634 g. The student filled the flask with water and obtained a mass for the full stoppered flask of 59.479 g. The density of water at the temperature of the

    asked by k.rosales on January 29, 2013
  39. Chemistry-DrBob222

    I got 62.9 mL. Is this correct? I think HCl is the LR. A piece of solid magnesium is reacted with hydrochloric acid to form hydrogen gas: Mg (s) + 2HCl (aq) ---> MgCl2 (aq) + H2 (g) What volume of hydrogen gas (in mL) is collected over water at 25 degrees

    asked by Nevaeh on March 12, 2016
  40. science

    For this activity, we had to make cube shaped models to represent cells. Then we had to compare aurafve area, volume, and surface area to volume ratio (SA:V) between the cells. Cell A: length of one side=1cm Surface area= 6cm^2 Volume= 1cm^3 SA:V= 6 Cell

    asked by Sarah on March 21, 2017
  41. Chem

    I'm having a lot of trouble with a simple problem. I have a 3.0% by man solution of H2O2 in H2O. The density of thr solution is 1.0 g/mL. I need to find the molarity. How do I do this? So far I have: 3.0g H2O2 x 1 mol/34.02 g= .0881 mol I'm not sure where

    asked by Christopher on March 24, 2007
  42. physics

    The cable of a 1800-kg elevator has broken, and the elevator is moving downward at a steady speed of 1.6 m/s. A safety braking system that works on friction prevents the downward speed from increasing. a. speed of boat when leaves ramp (assume that engine

    asked by lost on May 2, 2012
  43. I need answer fast

    A machine will add 128 parts of water to l part of the kool aid in the machine. If a kool aid must be dispensed in the ratio 1part kool aid and 448 parts of water, how should the mixture be diluted. Please give me the steps to get to answer. You need to

    asked by babypooh on August 13, 2005
  44. Algebra

    A coffee manufacturer wants to market a new blend of coffee that will sell for $3.90 per pound by mixing two coffees that sell for $2.75 per pound and $5 per pound, respectively. What amounts of each coffee should be blended to obtain 100 pounds of the

    asked by Megan Brown on January 26, 2011
  45. Math & science

    Earth has a radius of about 6.4*10^m. What is the approximate surface are of Earth? Use the formula for the surface area of a sphere,S= 4 pi ^2 . Oceans cover about 70% of the surface of the Earth.A bout how many squares of Earth's surface are covered by

    asked by patama on October 16, 2018
  46. chemistry

    Bit confused about this question. especially a and b. Not really sure which values to use or how. Thanks! A solution is made by dissolving 1.71g of barium hydroxide, Ba(OH)2 (s), in distilled water and then adding more distilled water until the total

    asked by Anonymous on November 17, 2009
  47. Math

    A swimming pool is in the shape of a cuboid with dimensions 50 metres long by 25 metros wide by 2.5 metres deep. If the pool is completely filled with water, calculate a) the volume of water in the pool b) the longest straight distance a swimmer could swim

    asked by Lucas on April 28, 2014
  48. physics bob

    still i cant find the normal force without mass of automabile. is normal force mass times gravity sin theta? 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

    asked by anthony on November 1, 2010
  49. Chemistry

    An air thermometer can be constructed by using a glass bubble attached to a piece of small-diamter glass tubing. The tubing contains a small amount of colored water that rises when the temperature increases and the trapped air expands. You want a 0.20 cm3

    asked by Katie on February 14, 2008
  50. Science

    When ice melts, how does the liquid water compare to the ice? The liquid has a greater mass and greater volume than the ice. The liquid has less mass and less volume than the ice. The liquid has less mass but the same volume as the ice. The liquid has the

    asked by T on March 29, 2018
  51. science

    It is true that ______ a) few plants grow well around water b) plants are better able to seek water than are animals c) water covers about 95% of the plants d) the amount of water in the enivronment limits the kinds of organisms that can live there e)

    asked by help please on September 10, 2010
  52. Enviromental Science

    It is true that ______ a) few plants grow well around water b) plants are better able to seek water than are animals c) water covers about 95% of the plants d) the amount of water in the enivronment limits the kinds of organisms that can live there e)

    asked by Joey on May 31, 2011
  53. Chemistry

    A) A compound distributes between water (solvent 1) and benzene (solvent 2) with Kp = 2.7. If 1.0g of the compound were dissolved in 100mL of water, how much compound could be extracted by three 10-mL portions of benzene? B) If the value of Kp is 0.5 for

    asked by Anonymous on July 18, 2012
  54. Chemistry

    In a thermochemistry experiment the reaction of 0.0857 g of an unknown metal and an excess of 4.0 M HCl resulted in a 0.210 mL decrease in the volume of an ice/water mixture. Calculate the enthalpy of this reaction per 1 g of metal reacted. Needed data:

    asked by Raj on December 1, 2007
  55. CHEM

    You have a bottle of water. The water has a mass of 29 grams. You heat the water with 102 calories of heat and the final temperature of the water is 43°C. What was the initial temperature (in Celsius) of the water before you added the heat? The specific

    asked by Anonymous on May 25, 2015
  56. Economics

    3. Suppose the Clean Springs Water Company has a monopoly on bottled water sales. If the price of tap water increases, what is the change in Clean Water’s profit-maximizing levels of output, price, and profit? Explain in words and with a graph. Take a

    asked by Sally on December 1, 2006
  57. FlunkyJunkie

    Calculate the volume (mL) of the solute (CH3)2CO and the volume (L) of the solvent H2O that should be added to prepare 1.36 kg of a solution that is 25.7 g (CH3)2CO per 100. g solution. Molar Mass (g/mol) (CH3)2CO 58.05 H2O 18.015 Density (g/mL): (CH3)2CO

    asked by Jackie on February 15, 2010
  58. chemistry

    Calculate the volume (mL) of the solute (CH3)2CO and the volume (L) of the solvent H2O that should be added to prepare 1.36 kg of a solution that is 25.7 g (CH3)2CO per 100. g solution. Molar Mass (g/mol) (CH3)2CO 58.05 H2O 18.015 Density (g/mL): (CH3)2CO

    asked by Jackie on February 15, 2010
  59. Chemistry

    The molarity and the molality of a solution prepared by dissolving 2.00 g of ethanol C2H5OH with 99.0 g of water to give a final volume 101 mL are ______Molarity and _______molality. How do I do this?

    asked by Blair on August 5, 2008
  60. chemistry

    What is the smallest volume of water at 20c that could be used to dissolve and remove potassium nitrate impurities and leave pure sodium hydrogen carbonate?

    asked by Jamie on January 6, 2010
  61. luma

    A rock weighs 100 N in air and has a volume of 0.00312 m^3. What is its apparent weight when submerged in water? The acceleration of gravity is 9.8 m/s^2. Answer in units of N.

    asked by physics on January 27, 2016
  62. chemistry

    If you dissolve 220.3 Pounds of ammonium nitrate in water to obtain a final solution volume of 500. gallons what is the [NH4+] (of course in mol/L)?

    asked by Jaxx on March 14, 2015
  63. chemistry

    what mass of water is expected when 5.80 grams of sodium carbonate reacts with excess sulfuric acid? what volume of gas is produced at STP?

    asked by jessica on January 24, 2013
  64. chemistry

    what mass of water is expected when 5.80 grams of sodium carbonate reacts with excess sulfuric acid? what volume of gas is produced at STP?

    asked by jessica on January 24, 2013
  65. computer

    define search engine

    asked by harjinder on January 22, 2009
  66. General

    Can someone tell me a good search engine?

    asked by Sue on September 12, 2011
  67. Science

    For this activity, we had to make cube shaped models to represent cells. Then we had to compare surface area, volume, and surface area to volume ratio (SA:V) between the cells.  Cell A:  length of one side=1cm  Surface area= 6cm^2  Volume= 1cm^3 

    asked by Sarah on March 21, 2017
  68. chemistry

    what volume and mass of steam at 100 degrees C and 1.00 atm would, during condensation, release the same amount of heat as 100.cm^3 of liquid water during freezing? What do you note, qualitatively, about the relative volumes and masses of steam and liquid

    asked by JAJA HI on February 10, 2011
  69. art 103

    "Street, Dresden", 1907, oil on canvas by Ernst Ludwig Kirchner. 1.Describe the shapes in this painting: Are the shapes organic or geometric? 2.Which ones? Describe how the shapes interact, or "touch" each other. 3.Are the edges of the shapes soft or hard?

    asked by jene on June 8, 2015
  70. art 103

    "Street, Dresden", 1907, oil on canvas by Ernst Ludwig Kirchner. Describe the shapes in this painting: Are the shapes organic or geometric? Which ones? Describe how the shapes interact, or "touch" each other. Are the edges of the shapes soft or hard? Do

    asked by kim on June 12, 2016
  71. ThermoPhysics

    During the compression stroke of a certain gasoline engine, the pressure increases from 1.00 atm to 20.5 atm. The process is adiabatic and the air–fuel mixture behaves as a diatomic ideal gas. (a) By what factor does the volume change? Vfinal = Vinitial

    asked by CheckingMyAnswers on May 11, 2013
  72. physical

    in a water tank is filled wiyh 1026 lter of water,we want to mixed sodium nirtride by 17% of the water,how much we used sodiume nitride in kilogram in to the water?

    asked by imran on September 14, 2013
  73. Science

    During an experiment on a sunny day,students pour water on the sidewalk.Every 30 minutes ,they check the water to record any changes.After 1 hour, they observe that all the water is gone.What happens to the water?

    asked by Judith on January 4, 2017
  74. Organic Chemistry

    Water/methanol and water/acetone are viable solvent systems for recrystallization,but water/chloroform and water/pentane are not. Briefly explain in 1-2 sentences.

    asked by Cheech on October 13, 2013
  75. science

    A 20 N object displaces 2,000 mL of water. What is the buoyancy? Hint: 1 mL of water = 1 cm3 of water = 1 g of water (Remember to convert g to kg) Will it float? (yes/no)

    asked by Morgan on May 1, 2012
  76. Calculus 2

    I am having so many problems with these volume problems, 1. Find the volume of a the solid obtained by rotating the region enclosed by: x = 2y and y^3 = x with y>0 about the x axis 2.Find the volume of cone of height h = 250 and a circular base with radius

    asked by J on October 23, 2010
  77. physics

    It is reasonable to assume that the bulk modulus of blood is about the same as that of water (2.20 GPa). As one goes deeper and deeper in the ocean, the pressure increases by 1.0*10^4 Pa for every meter below the surface. If a diver goes down 33.0 m (a bit

    asked by Erin on April 13, 2008
  78. Math

    The volume of the box is the number of cubes it would take to fill it up. If each is a centimeter on the edges, the volume would be given in cubic centimeters. what is the volume of the 4 cm x 4 cm x6 cm box?

    asked by Anonymous on February 25, 2011
  79. Physical science

    What happens to a ballon as it rises up into the atmosphere? A) increases in volume B) decreases in volume C) the outside atmosphere really makes no differences to the balloons volume

    asked by Darcy on September 27, 2012
  80. Chemistry

    Given one of the following solution: 50.00mL of 0.10M of K2CrO4 answer the following. 1. How do you prepare the solution? 2. What volume (mL) of your solution contains 5.00X10(-4) moles of the solute? 3. What volume of your solution contains 1.00g of the

    asked by Sue on October 17, 2010
  81. Physics

    Is this correct?? Metal block weighs 500g in air and 446g completely submerged in water. Calculate density and relative density. Density of water = 1000kg/m3 BF (Buoyant force) will be 500g-446g = 0.54 g (or 0.054 kg). For volume: If BF =

    asked by Danny on April 10, 2015
  82. Physics

    An iron block of the mass 1 kg is suspended on a spring of the spring constant 140 N/m, and merged into a vessel with 8 liters of water. The mass is displaced by 10 cm from its equilibrium position, and released. How much energy in J has been dissipated by

    asked by HelpPlease on December 3, 2010
  83. Physics

    A piece of aluminum is made with a cavity inside the aluminum. To find the volume of the cavity the piece of aluminum is weighed. In the air, the piece of aluminum has a mass of 29.1kg. In water, the piece of aluminum has an apparent mass of 16.2kg. What

    asked by Anonymous on November 12, 2018
  84. chemistry(water molecules)

    What does a water molecule look like (the shape)and what atoms does it contain? Also why are water molecules polar molecules? A water molecule contains two hydrogens and one oxygen between them. However, the 3 atoms are not in a straight line - the

    asked by alisha on January 4, 2007
  85. Chemistry

    If 22 g of water is heated so that the water temperature rises from 18.1°C to 21.5°C, how many calories have been absorbed by the water? The specific heat of water = 1.00 cal / (g · °C)

    asked by Cassie on October 25, 2010
  86. Biology

    In each set up the dialysis tubing contains a solution of 30% glucose and safranin. However, the set ups differ in the contents of the beaker. The control set up has the same solution in the beaker while in the experimental set up it contains just water.

    asked by Jason on January 25, 2011
  87. Chemistry

    Physical properties are those that you can detect with your senses: sight, hearing, touch, taste, smell. With just a glass of water, you can explore physical properties of water. Activity: Investigating Water glass of drinking water,paper

    asked by TOM on November 30, 2008
  88. chemistry

    Sulfur and chlorine can react together to form S2Cl2. When 1.00g of this sulfur chloride reacted with water, 0.36g of a yellow ppt of sulfur was formed together with a solution contianing a mixture of sulfurous acid, H2SO3, and HCl acid. Use the above data

    asked by hina on April 10, 2013
  89. Analytical Chemistry

    Any help/advice on answering this question would be a big help! :) The analysis of lead (Pb) in a sample of solder was carried out using atomic absorption spectroscopy as follows. 1.013 g of solder was completely dissolved in a small volume of nitric acid

    asked by Chris on April 27, 2015
  90. Chemistry Honors

    If water, a polar molecule, is combined with another polar molecule, what can be said about the substance added to the water? A. The solubility can not be determined by only knowing the polarity. B.It is soluble in water only if the water is poured over

    asked by Tony on December 16, 2014
  91. Chemistry

    A sample of gas collected over water at 42 C occupies a volume of one liter. The wet gas has a pressure of 0.986 atm. The gas is dried, and the dry gas occupies 1.04 L with a pressure of 1.00 atm at 90 C. Using this information, calculate the vapor

    asked by Bree on October 15, 2010
  92. science- physics

    which has the greater momentum when they move at the same speed- an automobile or a skateboard? which requires the greatest stopping force?

    asked by Anonymous on October 11, 2009
  93. Chemistry

    Automobile batteries use 3.0 M H2SO4 as an electrolyte. How much 1.20 M NaOH will be needed to neutralize 225mL of battery acid?

    asked by Anonymous on May 2, 2014
  94. Physics

    An automobile tire is rated to last for 50000 miles. To an order of magnitude, through how many revolutions will it turn over its lifetime?

    asked by Anonymous on October 3, 2012
  95. MGT 330

    A worker in an automobile assembly line who chooses this type of work because of the job security it entails is said to be

    asked by Juan on May 1, 2011
  96. physics

    An automobile starts from rest and 110 ft attains a speed of 30 mi/h. In what time has it traveled this distance and the is the acceleration?

    asked by zianna on July 30, 2012
  97. Car Insurance Question

    This is for a project, I wanted to know what automobile insurance injury loss ratings meant? I tried searching this, but could someone explain what it is?

    asked by Amy on October 12, 2011
  98. Math

    This is for a project, I wanted to know what automobile insurance injury loss ratings meant? I tried searching this, but could someone explain what it is?

    asked by Amy on October 12, 2011
  99. science

    Which has the greater momentum when they move at the same speed- an automobile or a skateboard? Which requires the greatest stopping force?

    asked by Emma on October 21, 2007
  100. Physics

    An automobile is traveling 65mph. Its brakes decelerates at 6.0mps. How long will it takes to stop the car?

    asked by Amos on October 22, 2013