osmotic pressure chemistry

64,622 results, page 93
  1. us history

    Under the platt amendment, the united states________. a. promised to stay out of the internal affairs of Cuba b. revoked the protectorate status of cuba c. gave cuba independence, under restrictive conditions d. acquired the island of Jamaica and Puerto
  2. university chemistry

    this is for a chemistry laboratory experiment called "how much caffeine is there in instant coffee" What should be the pH of the aqueous layer to extract caffeine? There are three aqueous solutions that you may choose from. A. pH >14, using 2.5 M NaOH
  3. college

    2 kg of air, initially at 5 bar, 350 K and 4 Kg of carbon monoxide initially at 2 bar, 450 K are confined to opposite sides of a rigid, well insulated container. The partition is free to move and allows conduction from one gas to the other without energy
  4. physics

    An earthquake generates three kinds of waves: surface waves (L waves), which are the slowest and weakest; shear (S) waves, which are transverse waves and carry most of the energy; and pressure (P) waves, which are longitudinal waves and travel the fastest.
  5. Physics

    A gas is confined in a 0.47-m-diameter cylinder by a piston, on which rests a weight. The mass of the piston and weight together is 150 kg. The atmospheric pressure is 101 kPa. (a)What is the force (in Nt) exerted on the gas by the piston, the weight and
  6. Physics help!!!!!!

    A 5.0 kg particle and a 2.7 kg particle have a gravitational attraction with a magnitude of 2.2 10-12 N. What is the gravitational potential energy of the two-particle system? a) A 5.0 kg particle and a 2.7 kg particle have a gravitational attraction with
  7. Chemistry

    My chemistry teacher said that the pCO2 value increases during hypoventilation. Why is that? If hypoventilation causes shortness of breath, would that not increase the CO2 concentration, therefore decreasing pCO2? Because if you think about pH, a larger H
  8. Chemistry

    My chemistry teacher said that the pCO2 value increases during hypoventilation. Why is that? If hypoventilation causes shortness of breath, would that not increase the CO2 concentration, therefore decreasing pCO2? Because if you think about pH, a larger H
  9. chem

    A spherical glass container of unknown volume contains helium gas at 25°C and 1.950 atm. When a portion of the helium is withdrawn and adjusted to 1.00 atm at 23°C, it is found to have a volume of 1.55 cm3. The gas remaining in the first container shows
  10. chem

    A spherical glass container of unknown volume contains helium gas at 25°C and 1.950 atm. When a portion of the helium is withdrawn and adjusted to 1.00 atm at 23°C, it is found to have a volume of 1.55 cm3. The gas remaining in the first container shows
  11. chem

    A spherical glass container of unknown volume contains helium gas at 25°C and 1.950 atm. When a portion of the helium is withdrawn and adjusted to 1.00 atm at 23°C, it is found to have a volume of 1.55 cm3. The gas remaining in the first container shows
  12. Chem

    Which of the following results from the presence of a solute in a given solvent? A. The vapor pressure of the solution is lower than that of the pure solvent. B. The boiling point of the solution is lower than that of the pure solvent. C. The freezing
  13. chemistry

    Under the appropriate conditions, NO forms NO2 and N2O: 3NO(g) <--> N2O(g) + NO2(g) Use the values for delta G naught for the following reactions to calculate the value of Kp for the above reaction at 500.0 C 2NO(g) + O2(g) <--> 2NO(g) delta
  14. Chemistry

    When 155 mL of water at 26 degrees Celsius is mixed with 75 mL of water at 95 degrees Celsius, what is the final temperature of the mixture? (d Water = 1.00 g/mL) Im really stuck on this problem and chemistry isnt exactly my strong point, thanks in
  15. physics conceptual

    The tires of a car support the weight of a stationary car. If one tire has a slow leak, the air pressure within the tire will _______ with time, the surface area between the tire and the road will ________ with time, and the net force the tire exerts on
  16. REACTION KINECTICS

    An alternative route to the production of propylene from propane would be through oxydehydrogenation At atmospheric pressure, what is the fraction of propane converted to propylene at 400, 500, and 600°C if equilibrium is reached at each temperature?
  17. US History

    43. President Truman issued the Truman Doctrine in response to a. Soviet aggression in Poland b. pressure by Communists on Turkey and Greece c. Churchill's "Iron Curtain" speech d. Stalin's demands at the Postdam Conference A? 45. The Weathermen alarmed
  18. Chem

    What volume of water, in mL, is needed to dissolve 8.7 mg of carbon monoxide gas when the partial pressure of carbon monoxide above the water is 1.6 atm at 25 °C? The Henry's constant for carbon monoxide gas in water at 25 °C is 9.5×10-4 M/atm.
  19. Chemistry

    Can Someone describe the structure of ionic compounds for me please.. Ionic compounds consist of a three dimensional array network of + and - ions. I expect you already know that. As to structure, here is a web site that may help. Repost if you have
  20. Need help Statistic

    please check answer Unit 4 Test Multiple Choice 1. Which choices listed below indicate that a linear model is not the best fit for a dataset? Choose all that apply. (3 points) • Scatterplot shows a strong linear pattern. • Scatterplot shows a curve
  21. Math

    At small town high there are 100 students,each of whom takes atleast one of Biology,Chemistry,or physics.There are 50 student in Biology,60 in chemistry,and 70 in Physics.If 24 students are enrolled in exactly two of the classes,how many students are in
  22. psychology

    ASa scientist, Carl is concerned with intensityof lights in the modern human evviroment. In his research project,Group A consists of volunteers who have agreed to sleep each night for a week with a 150 watt light bulb hanging over their bed. Group B will
  23. calculus help thanks!

    The gas law for an ideal gas at absolute temperature T (in kelvins), pressure P (in atmospheres), and volume V (in liters) is PV = nRT, where n is the number of moles of the gas and R = 0.0821 is the gas constant. Suppose that, at a certain instant, P =
  24. Physics

    1. Find the pressure exerted on the ground (in psi) by a 250 lb person who is sitting on a chair whose 4 legs touch the ground with area of '1 by2' each. 2.a)A large 50 kg crate is at rest on level ground. Two people push on the crate. One pushes north
  25. Physics

    An intravenous blood plasma drip enters a vein in the patient’s arm from a bag raised a height h above the vein. If the diameter of the 5 cm long needle is 0.5 mm, use Poiseuille's law to find the height h that results in a 5 cm3/min flow rate. (Assume
  26. Thermodynamics

    Design Problem- A steam boiler may be thought of as a heat exchanger. The combustion gases may be modeled as a streram of air because their thermodynamic properties are close to those of air. Using this model, consider a boiler that is to convert saturated
  27. Thermodynamics

    Design Problem- A steam boiler may be thought of as a heat exchanger. The combustion gases may be modeled as a streram of air because their thermodynamic properties are close to those of air. Using this model, consider a boiler that is to convert saturated
  28. Chemistry pls help

    I have a chemistry question Please advise how do I prepare 1L of 75% H2SO4 from concentrated H2SO4 (98% of density 1.84g/ml)? Do you have an equation which i can use? Someone gave me the following equation but I do not understand it. Vx1.84x0.98={(1000-V)+
  29. college: Chemistry

    Hi there I need help with my chemistry homework There are two parts to the first question and i did the first part and i got E= -6.54E-18J. Part A) Calculate the energy (in J) of the photon associated with the transition of electron in He from n=2 to n=1.
  30. Social Studies

    I am having a problem with the following question. I have read and re-read my text book in search of the proper answer to no avail, so I turn to this board for assitance please. In comparison to political life on the continent, the British system was A.
  31. physics

    Firemen are shooting a stream of water at a burning building. A high-pressure hose shoots out the water with a speed of 24.0{\rm m}/{\rm s} as it leaves the hose nozzle. Once it leaves the hose, the water moves in projectile motion. The firemen adjust the
  32. Chem

    Can you please tell me if these are right? A gas has a volume of 2.8 L at a temperature of 27 degrees C. What temperature degrees C is needed to expand the volume to 15 L? (P and n are constant.) I got 1334 degress C Combined gas law problem a balloon is
  33. science

    calculate the amount of heat evolved in the complete oxidation of 8.17g of Al at 25 degrees C and 1 atm pressure. change in H for Al2O3 is -1676kJ/mol. 4Al(s) + 3O2(g)--> 2Al2O3(s) please giv me the steps to solving this thanx. delta H = -1676 kJ/mol
  34. math

    If an incompressible fluid rotates like a rigid body with an angular velocity, θ ˆ q = ωR , about a vertical zaxis and gravity, g, is the only external force acting, prove that, a) −∇gz −   ∇p = ∇  
  35. physics

    tank of water with L=6m, W=3m, H=4m. 1) Find the force on the bottom of the tank from water. (ignore atmosphere pressure). 2) If the door to the tank is 1.5m by 1.5m and it is 2.25m (center bottom)from the edge of the tank, what is the force on the door
  36. Physics help 2 please **

    A garden hose is attached to a water faucet on one end and a spray nozzle on the other end. The water faucet is turned on, but the nozzle is turned off so that no water flows through the hose. The hose lies horizontally on the ground, and a stream of water
  37. Maths

    In a class of 45 students, 24 do arts, 20 to chemistry and 22 to biology. All the students do at least one of 3 subjects.3 do all the 3 subjects while 7 do art and biology, 6 do art and chemistry but not biology. How many do biology only, chemistry only or
  38. 7th grade science Ms. Sue

    Violent storms generally form along _____. (1 point) occluded fronts cold fronts warm fronts stationary fronts 2. Areas of low pressure usually have _____. (1 point) cloudy weather good weather descending air none of the above These are my answers. Are
  39. Chemistry

    Write balanced net ionic equations for the precipitation reactions that occur when the following solutions are mixed. If no reaction occurs, write "no reaction" a) silver nitrate and lithium hydroxide b) ammonium sulfide and cobalt (II) bromide I'm
  40. Physical Chemistry Help!

    I am posting a link to the jpeg file of the physical chemistry homework i need help with, because everytime I try typing it out, I just get wierd symbols. If somebody could please help, that would be greatly appreciated! Thanks~ =) img.photobucket. com/
  41. physics

    how do i do this A force of 230 N applied on a hydraulic lift raises an automobile weighing 6500 N. If the applied force is exerted on a 7.0 m^2 piston, what is the area of the piston beneath the automobile? a. 2.0 * 10^2 m^2 b. 4.0 m^2 c. 0.25 m^2 d.
  42. soil chemistry

    Can someone please help me answering this question regarding soil chemistry? A sandy soil has a CEC = 5 meq/100g and a K saturation = 6%. An alfalfa crop yields 5 ton/ac/yr at 3% K. Calculate initial exchangeable K and estimate final exchangeable K. Where
  43. chemistry

    What is the concentration of the Mg2 ion in solution when [CO3-2] = 0.25M given that the Ksp= 6.82 x 10-6 for the following reaction MgCO3-------->Mg +. CO32- Chemistry - DrBob222, Friday, November 11, 2011 at 5:34pm Ksp = (Mg^2+)(CO3^2-) Substitute
  44. Organic chemistry: dehydrohalogenation

    Hello. I know you guys don't do organic chemistry but because I got so much help from you guys in general chemistry, I was wondering if you guys can help me out again. :P Here's my question. In dehydrohalogenation, how do you know whether a reaction is E1
  45. Science/Biology/Physics

    Which of the following represents Boyle's gas law? A. Gas turns to a liquid when temperature reaches 0° C (32° F). B. As the volume of a gas increases, the temperature also increases. C. At any temperature, inert gases are less combustible than non-inert
  46. Chemistry

    3. A chemistry student makes up a 0.10 M solution of NaF(aq) and finds the pH to be 8.09. a. Explain why the presence of F- in this solution affects the pH. b. Write out the acid/base equilibrium equation for the reaction of F- with water. c. Use the
  47. Coordination Chemistry

    A particular metal ion octahedral complex has the same number of unpaired electrons (non-zero) whether the complex uses weak or strong field ligands. List several fourth period transition metal ions that could have this behavior. Also, if someone could
  48. organic chemistry

    a careless organic chemistry student was performing "competing nucleophiles in nucleophilic substitution reactions" experiment , and left his container of tert-butyl chloride and tert-butyl bromide open to the air for several hours. what happened to the
  49. Chemistry

    At what initial concentration would a solution of acetic acid (ka=1.8x10^-5) be 2% ionized? Thanks Responses Chemistry - DrBob222, Thursday, February 12, 2009 at 10:00pm Let's call acetic acid HAc. Then the ionization is HAc ==> H^+ + Ac^- We will call
  50. chemistry

    When chemicals pour on the skin, the laboratory first aid is to ---------------. Apply 1% sodium carbonate Apply 1% boric acid solution Flush the eye with a copious amount of clean lukewarm running water Wash with soap and warm water 2 For cut sustained in
  51. Chemistry

    In which direction will the net reaction proceed X(g)+Y(g)<---->Z(g) Kp=1.00 at 300k for each of these sets of initial conditions? a) [X]=[Y]=[Z]=1.0 m net reaction goes to the left net reaction goes to the right reaction is at equilibrium I chose 3
  52. Science

    The density of ocean water depends on the depth because pressure compresses the water. If the density of ocean water at a depth of 10,000 m is 1.071 g/mL and if 25.0 g of water at that depth contains 190 mg of potassium chloride, what is the molar
  53. physics 2

    A system consists of 4.8 mol of an ideal monatomic gas at 375 K. (a) How much heat must be added to the system to double its internal energy at constant pressure? ? kJ (b) How much heat must be added to the system to double its internal energy at constant
  54. chemistry

    1. Nitrogen gas and sodium liquid are produced by the decomposition of sodium azide NaN3 (s). what volume of nitrogen gas, measured at 25 C and 0.980 atm, is produced by the decomposition of 62.5 g of sodium azide? 2. A gas sample in a container with a
  55. chem.

    Hey this is my question: At a temperature of 300°C and a pressure of 40.5 MPa, 90.0 mol of H2(g) and 80.0 mol of N2(g) are injected into a reaction vessel. When equilibrium is established, 37.0 mol of NH3(g) are present. The number of moles of H2(g)
  56. physics

    Because of the pressure inside a popcorn kernel, water does not vaporize at 100°C. Instead, it stays liquid until its temperature is about 175°C, at which point the kernel ruptures and the superheated water turns into steam. How much energy is needed to
  57. Physics

    Because of the pressure inside a popcorn kernel, water does not vaporize at 100°C. Instead, it stays liquid until its temperature is about 175°C, at which point the kernel ruptures and the superheated water turns into steam. How much energy is needed to
  58. chemistry

    Triple Point Clicker Challenge The Lewis structure for nitroglycerin is shown below. 1.00 mL of liquid nitroglycerin is placed in a sealed, reinforced, insulated steel box measuring 1.00 m on each side and filled with argon gas at 15.0 oC and 1.00 atm. The
  59. Language

    Walking is for everyone Walking is a popular form of exercise, and it is growing more popular each year. Walking is good for every age group: the rate of participation does not decline in the middle and later years. In a national survey, the highest
  60. PHYSICS

    In a power plant the high pressure turbine trips due to an unauthorised valve shutdown. What are a) what is the angular acceleration of the turbine blade? b) what is the distance travelled by a point on the rim of the turbine blade during the acceleration?
  61. PHYSICS

    In a power plant the high pressure turbine trips due to an unauthorised valve shutdown. What are a) what is the angular acceleration of the turbine blade? b) what is the distance travelled by a point on the rim of the turbine blade during the acceleration?
  62. PHYSICS

    In a power plant the high pressure turbine trips due to an unauthorised valve shutdown. What are a) what is the angular acceleration of the turbine blade? b) what is the distance travelled by a point on the rim of the turbine blade during the acceleration?
  63. Physics

    A horizontal pipe is shown and has an area of 40.0 cm2 in wide areas and 10.0 cm2 in narrow areas. It is also connected to a U shaped tube filled with mercury. water is flowing through the pipe at a rate of 5.00 L/s. Find (a) the flow speeds at the wide
  64. human resources

    Your boss wants you to send a message to the production staff, thanking all six members for their hard work and over time to get the new manufacturing line set up and running on schedule. Your boss has been working on a lot of overtime herself; she’s
  65. physics

    Find the total change in the internal energy of a gas that is subjected to the following two-step process. In the first step the gas is made to go through isochoric heating until it gains 5963 J and its pressure is 3.12 105 Pa. In the second step it is
  66. Physics

    Find the total change in the internal energy of a gas that is subjected to the following two-step process. In the first step the gas is made to go through isochoric heating until it gains 5363 J and its pressure is 2.92 105 Pa. In the second step it is
  67. Green Chemistry

    The primary route for making copper iodide is by reacting potassium iodide with copper sulfate: 2CuSO4 + 4KI + 2Na2S2O3 ==> 2CuI + 2K2SO4 + 2NaI + Na2S4O6 Identify potential green chemistry and green engineering challenges of the reaction.
  68. physics

    a mercury column in a simple barometer at a height of 75.9cm. An amount of pure water is introduced into the barometer column and form a 1.20cm layer on top of mercury. The mercury column now stand at height of 78.08cm . what is the pressure in the space
  69. biology

    Predict the expected change to blood flow should norepi act on arteries of the abdominal cavity? A. Blood flow increases B. Blood flow decreases C. Blood flow stays the same but pressure increases D. Blood flow stays the same but speed decreases E. None of
  70. physics

    The density of liquid carbon dioxide is about 0.8 g/cm^3. What volume fraction inside the fire extinguisher (when it is full) is occupied by liquid CO2? The density of CO2 gas is negligible compared to the density of liquid CO2. Volume of fire extinguisher
  71. Aditya

    Br2(l)+Cl2(g) (double arrow) 2BrCl(g) dH=+29.4 kJ/mol I am having trouble understanding this. Will the system shift left, right, or unchanged and why? a.Increasing Temp. b. Increasing pressure in flask by adding Ar. c. Increasing volume of flask d. Adding
  72. Physics HELP!!!!!!!!

    Suppose a monatomic ideal gas is contained within a vertical cylinder that is fitted with a movable piston. The piston is frictionless and has a negligible mass. The area of the piston is 3.06 10-2 m2, and the pressure outside the cylinder is 1.02 105 Pa.
  73. human growth and developmnet

    Perry ages 80,tends to put lot of salt on his food even when the food has already been salted during cooking.What is the most likely reason for Perry's increased desire for salt? A) older adults require more sodium,which makes him crave salt. B)Parry has
  74. Chem 125

    Three bulbs are connected by tubing, and the tubing is evacuated. The volume of the tubing is 27.0 mL. The first bulb has a volume of 37.0 mL and contains 5.65 atm of argon, the second bulb has a volume of 250 mL and contains 2.16 atm of neon, and the
  75. Health (Ms. Sue)

    Compare the effects of stimulants, depressants, opiates, and hallucinogens on the body and behavior. A: 6. Depressants slow down a person’s behavior and the part of the central nervous system, which leads to symptoms such as drowsiness, relaxation,
  76. physics

    A liquid is used to make a mercury-type barometer. The barometer is intended for spacefaring astronauts. At the surface of the earth, the column of liquid rises to a height of 2185 mm, but on the surface of Planet X, where the acceleration due to gravity
  77. College: Chemistry

    Hi there, I need help on my homework for chemistry and I do not understand the step on how to work this problem out. Please help me with this problem: On a Sunday morning while having your breakfast you determine that you need about 2.95X10^(5)J to heat
  78. ap chemistry

    home / study / questions and answers / science / chemistry / balance the following example of a heterogeneous ... Your question has been answered! Rate it below. Let us know if you got a helpful answer. . Question Balance the following example of a
  79. chemistry

    Gasohol contains ethanol (C2H4OH)(l), which when burned reacts with oxygen to produce CO2(g) and H2O(g). How much heat is released when 12.5g of ethanol burns? C2H5OH(l) + 3 O2(g) --> 2 CO2(g) + 3H2O(l) Delta H = -1368kJ Chemistry - DrBob222, Wednesday,
  80. Chemistry

    can anyone help me on my chemistry problem. i need a merck index to solve this. i have a PH of 10.7 and the nearest solution that is near to it is 10.32. The solution that is 10.32 is NaHCO3. i subtract both of them to get the ratio of log (HA)/(A-). i
  81. chem 102

    Fluorination of acetone, C3H6O (substitution of fluorine for H) produces a gaseous compound with the formula C3H6?xFxO. To identify this compound its molar mass was determined by measuring the gas density. The following data were obtained: Mass of gas,
  82. Physics

    A sample of 8.02×10^−1 moles of nitrogen gas (γ =1 .40) occupies a volume of 2.00×10^−2 m^3 at a pressure of 1.00×10^5 Pa and temperature of 300K. The sample is isothermally compressed to exactly half its original volume. Nitrogen behaves as an
  83. Chemistry

    Could someone please check my Chemistry homework? The molecular formula for cisplatin, a chemotherapy agent, is PtCl2(NH3)2 (The numbers are all supposed to be subscripts) 1. What is the molar mass of cisplatin? Ans: 300.06 g/mol 2. How many moles of
  84. Science (Chemistry)

    I'm not sure how to do a couple of problems on my chemistry worksheet. Can you please help me? You dissolve 0.00902 g of naOH in enough water to make 1000 mL. What is the Ph of this soultion. What is the molarity, pH, and pOH of 5.00 of naOH in 750.0 mL of
  85. Chemistry

    I keep reading that lead is a poor electrical conductor, but I would like to know the chemistry of why exactly it is a poor conductor.
  86. Chemistry

    Balancing chemistry equations and need help! Thank You!? Help balancing any of the following equations: Cl2+Na Br----> NaCl2 + Br Na+LiOH---->
  87. help asap statistic

    I need someone to check a statistic test can anyone help me. Unit 4 Test Multiple Choice 1. Which choices listed below indicate that a linear model is not the best fit for a dataset? Choose all that apply. (3 points) • Scatterplot shows a strong linear
  88. Physics

    Your right rear tire has to support a weight of 3000 Newtons. Normally the contact area of your tire with the road is 200 square centimeters. If the pressure in your tire is suddenly reduced from 32 pounds per square inch to 16 pounds per square inch, what
  89. chem: equilibrium

    In which direction does the equilibrium shift for the following reaction? SO2(g) + NO2 (g) <-> SO3(g0 + NO(g) + 42 KJ a. temperature increases b. pressure increases c. [SO2] increases d. [NO2] increases e. temperature decreases f. [No] increases Im
  90. Physics

    I have a question on fluids. Water in a section 1.2m wide, 2m high. retained by sluice gate that can pivot about its base. There is a retaining cable at the top of the gate. Determine tension in the retaining cable at the top of the gate when the depth of
  91. College Physics

    A liquid is used to make a mercury-type barometer. The barometer is intended for spacefaring astronauts. At the surface of the earth, the column of liquid rises to a height of 2185 mm, but on the surface of Planet X, where the acceleration due to gravity
  92. Science

    One of the least difficult wastes to deal with is nuclear waste. True False*** All the pluming fixtures and toilets should be low flow, which reduces the amount of water needed while still maintaining the pressure. True*** False American consumers have the
  93. Chemistry

    1. How could a chemistry student change NaOH(s) to NaOH(aq)? s= solid aq= aqueous 2.) How could a chemistry student change NaOH(s) to NaOH(l) s= solid l= liquid
  94. Physical Science

    1. A silver bar 0.125 meter long is subjected to a temperature change from 200C to 100C. What will be the length of the bar after the temperature? A. 0.124764 meter (MY ANSWER) B. 0.00023635 meter C. 0.00002363 meter D. 0.0000189 meter 2. When the
  95. physics

    The water supply of a building is fed through a main entrance pipe 6cm in diameter. A 2cm diameter faucet tap positioned 2m above the main pipe fills a 25 liter container in 30s. (a) What is the speed at which the water leaves the faucet? (b) What is the
  96. chemistry

    Sodium bicarbonate is often used to neutralize acids, such as the following reaction: NaHCO3 + HCl ---> NaCl + H20 + CO2. What is the normality of a sodium bicarbonate solution containing 5.08 g NaHCO3 in 150.0 mL solution? this chapter in chemistry is
  97. Chemistry

    I'm stuck on this one problem in Chemistry: A student measures the mass of an object as 2.32 grams and its volume as 34.56mL. The student then calculates the density to be 0.067129629. There are two things wrong with the students value for density. What
  98. chemistry

    If a chemistry student collected 825 mL of gas at 25 degrees C and 7.90*10^2torr, how many moles did she collect? PV=nRT Put P in atmospheres. torr/760 = atm. V is volume (in LITERS.) solve for n, the number of mols. R is a constant of 0.08206 L*atm/mol*K
  99. Physics

    An ideal gas starts in state A at temperature T. The gas expands to new volume V by an adiabatic process and its final temperature is T′. What is the relationship between T and T′? A) T < T′ B) T > T′ C) T = T′ D) The
  100. Mechanical Principles

    I have a question on fluids. Water in a section 1.2m wide, 2m high. retained by sluice gate that can pivot about its base. There is a retaining cable at the top of the gate. Determine tension in the retaining cable at the top of the gate when the depth of