1. Chemistry

    what is the mass of a sample of material given that a 5.03 g sample occupies 3.24 mL

    asked by Hope on August 27, 2009
  2. physical science

    the solid has a mass of 180g. what is the density of the solid?

    asked by blah on March 19, 2009
  3. biology

    if a rock had a mass of 9.00g, what is the density of the rock?

    asked by christina on July 24, 2017
  4. Science

    What's the step-by-step for 'How To Fin the Mass' of an object?

    asked by Pinky on October 12, 2009
  5. chemistry

    What mass of KBr is contained in 50.0 mL of a 5.10 M solution of KBr?

    asked by taylor on January 23, 2015
  6. Science

    Difference between mass unit and force unit.

    asked by Juanita on November 21, 2012
  7. Physics

    The V.A-3 had an average speed of 96 km/h. Its momentum at this speed was 4.8 x 10(4)kg x m/s. What was the mass of the V.A-3?

    asked by Melissa on September 12, 2011
  8. market

    Target marketing, in contrast to mass marketing,

    asked by Anonymous on October 13, 2012
  9. Chemistry

    A liquid has a 1.5g/cm^3. Calculate the mass of 2000cm^3 of this liquid?

    asked by Anonymous on February 15, 2012
  10. Chemistry

    What is the mass of a 8.64% (m/m) AlCl3 solution containing 7.59g AlCl3?

    asked by Elaine on February 7, 2013
  11. physics

    the solid has a mass of 180g. what is the density of the solid?

    asked by bre on November 5, 2009
  12. physics

    A water tank measures 2m*4m*5m. what mass of water will it contain

    asked by chelsea on September 29, 2010
  13. chemistry

    What mass of solution contains 15.0g of sulfuric acid in a 20.0% solution

    asked by Anonymous on December 12, 2014
  14. engineering science

    If a person has a mass of 83 kg, what will that person weigh in newton

    asked by kabelo on January 31, 2012
  15. chemistry

    The density of Hexane is 0.659 g/mL. What is the mass of hexane in 25.9 mL?

    asked by paul on August 26, 2012
  16. college physics

    what is the mass of an 80 ml. acetone when the density of the acetone is 0.792 g/ml.?

    asked by weng on September 8, 2010
  17. math mearsurement

    What is the mass of a glass of water including the glass?

    asked by Daisy on February 4, 2010
  18. Statistics

    1. Find the indicated probability. In a survey of 300 college graduates, 63% reported that they entered a profession closely related to their college major. If 9 of those survey subjects are randomly selected without replacement for follow-up survey, what

    asked by Snotunicorn on May 10, 2019
  19. Physics

    The moment of inertia of an object depends on the shape of the object, location and orientation of the axis of rotation. For a solid disk, when the disk is rotating about an axis that is perpendicular to the disk and passing through the center of the disk,

    asked by Ellie on October 29, 2009
  20. math algebra 8

    Jim creates mixtures for new candies. His boss gives him 20 pounds of 12% milk powder, and 32 pound of 20% milk powder. How many pounds of 12% milk powder jim uses if Boss wants him make 30 pounds of 18% milk powder for candies. Please help to answer , and

    asked by khu on February 8, 2015
  21. Math

    The Wilson family is at it again.. they are installing new carpet for their home. Their rectangular shaped living room is 25 feet long and 18 feet wide. THeir rectangular shaped game room is 4 feet shorter in both length and width of their living room.

    asked by Jerald on March 6, 2013
  22. Logic and Design

    Hi, I need help with my program and logic Homework. Here is the problem: Velma and her husband Victor run a full service veterinary clinic. They would like a program to help them calculate costs for their clients. Victor, who is the vet, charges a flat fee

    asked by David on May 24, 2010
  23. Physics

    I solved the following question: "A ball is launched from the top of a 320 m high building at 50 m/s at an angle of 37 degrees to the horizontal. For the first 10 seconds of flight, make a table of the vertical position from the ground versus time similar

    asked by Joe on November 1, 2010
  24. statistics

    The average time in data to process orders received by a metal fabrication company is to be estimated. A sample of 20 orders is randomly selected from a total of 200 orders processed over a 6 month period and the sample mean is 5.4 days with a standard

    asked by angel on April 11, 2007
  25. Physics

    Actually, I have 3 questions to solve. I know the 1st one requires Coulomb's constant, but I just can't get the formula to work. Ditto for the formulas for the other 2 questions. 1) A 6.3 μC point charge and a −1.7 μC point charge are separated by a

    asked by Jane on July 10, 2014
  26. Physics

    While a person is walking, his arms swing through approximately a 45° angle in .530s. As a reasonable approximation, we can assume that the arm moves with constant speed during each swing. A typical arm is 70.0 cm long, measured from the shoulder joint.

    asked by GG on February 16, 2012
  27. Physics Help

    While a person is walking, his arms swing through approximately a 45° angle in .530s. As a reasonable approximation, we can assume that the arm moves with constant speed during each swing. A typical arm is 70.0 cm long, measured from the shoulder joint.

    asked by GG on February 16, 2012
  28. Math

    An open box contains 80cm^3 and is made from a square piece of tinplate with 3cm squares cut from each of its four corners. Find the dimensions of the original piece of tinplate. A=80 A=(length)(width)(height) since length and width are the same, and when

    asked by Anonymous on October 7, 2010
  29. Physics

    To demonstrate standing waves, one end of a string is attached to a tuning fork with frequency 120 Hz. The other end of the string passes over a pulley and is connected to a suspended mass M, as shown. The value of M is such that the standing wave pattern

    asked by AJ on October 5, 2012
  30. Microeconomics

    A sporting goods store has estimated the demand curve for a popular brand of running shoes as a function of price. Use the diagram to answer the questions that follow. a. Calculate demand elasticity using the midpoint formula between points A and B,

    asked by Monica on August 7, 2010
  31. AP Physics

    A light string that is attached to a large block of mass 4m passes over a pulley with negligible rotational inertia and is wrapped around a vertical pole of radius r. The system is released from rest, and as the block descends the string unwinds and the

    asked by Mary on February 18, 2008
  32. Physics, Calculus(alot of stuff together)= HELP!!!

    ~it was bumped over to the next page so I recopied it and added my answer for the question and was wondering if my integration was correct since you said DrWls:I forgot t use the expression B + Cx for p, and used A + Bx instead. The method of solution is

    asked by ~christina~ on September 16, 2007
  33. Math

    people located less than 10 km from the hospital are judged to have excellent access to the hospital, those located exactly 10 km away have acceptable access, any anyone living further than 10 km away has poor access. a) If the hospital is located at

    asked by 786 on March 8, 2016
  34. English

    Help needed! It's due tomorrow please. Thanks. I have to do imitation. 1) A veteran bronc rider, Tom Block has ridden nine horses to death in the rodeo areno,and at every performance the spectators expect him to kill another one. This is the imitation:

    asked by Mary on September 28, 2010
  35. physics

    The electron gun in a television tube is used to accelerate electrons with mass 9.109 × 10−31 kg from rest to 3 × 107 m/s within a distance of 4.7 cm. What electric field is required? The funda- mental charge is 1.602 × 10−19 C. Answer in units of

    asked by Anonymous on July 11, 2012
  36. Physics

    Mammals that depend on being able to run fast have slender lower legs with flesh and muscle concentrated high, close to the body. On the basis of rotational dynamics, explain why this distribution of mass is advantageous.

    asked by Ava on April 18, 2010
  37. Physics

    A plane has a loaded mass of 115,000 kg. It's shown travelling north at a speed of 825 km/h and banking at an angle of θ = 18° in level flight. Find the magnitude of the vertical component of the lift vector.

    asked by Yael on April 16, 2018
  38. Calc

    Find the mass of the triangular region with vertices (0, 0), (2, 0), and (0, 1), with density function p( x, y ) = x^2 + y^2. Im having trouble setting up this integral. This is what i came up with: 2 -.5x+1 S S (x^2 + y^2) dydx 0 0 Not sure if that's

    asked by Michael on November 6, 2007
  39. science

    asprin (C9 H8 O4) is produced by the rection between salicylic acid (C7 H6 O3) and acetic anhydride(C4 H6 O3). Calculate the maximum mass of aspirin that can be obtained if you mix 50g of each of the reactants. The chem.equation for the reaction is as f.f

    asked by allan on May 9, 2011
  40. Physics 1

    (I) determine the tangential and centripetal components of the net force excreted on the car(by the ground) when it accelerates at a uniform speed of 15 m/s in 11 s, moving on a circular track of radius 500m. The cars mass is 1100kg.

    asked by Martin on May 18, 2013
  41. Physics 1

    (I) determine the tangential and centripetal components of the net force excreted on the car(by the ground) when it accelerates at a uniform speed of 15 m/s in 11 s, moving on a circular track of radius 500m. The cars mass is 1100kg.

    asked by Martin on May 18, 2013
  42. Chemistry

    Which describes a quark? A)one of the most basic types of particles B)a variety of an element that has different number of neutrons C)a particle in the nucleus that has one of the most significant amounts of mass D)the smallest atom identified by

    asked by AHS on January 11, 2011
  43. Physics

    A "swing" ride at a carnival consists of chairs that are swung in a circle by 12.0 m cables attached to a vertical rotating pole, as the drawing shows. (è = 60.0°) Suppose the total mass of a chair and its occupant is 222 kg.

    asked by Anonymous on November 7, 2012
  44. Chem

    A synthesis reaction occurs between 15.0g of gallium and 15.0g oxygen. 1- Write a balanced equation. Ga + 02 --> Gao2 (I got this part) 2- Setup two factor labels to determine the mass of product possible considering each reactant. Please help #2. I don't

    asked by yengiang on February 3, 2013
  45. Physics

    A puck with mass m = 0.17kg slides along a frictionless horizontal surface at v = 5.3m/s . It hits and sticks to the free end of a spring with k = 17N/m Find the amplitude and period of the subsequent simple harmonic motion?

    asked by Eiban on April 1, 2014
  46. Physics

    The electron gun in a television tube is used to accelerate electrons with mass 9.109 × 10−31 kg from rest to 3 × 107 m/s within a distance of 2.4 cm. What electric field is required? The funda- mental charge is 1.602 × 10−19 C. Answer in units of

    asked by Anonymous on September 16, 2012
  47. Physics

    A "swing" ride at a carnival consists of chairs that are swung in a circle by 12.0 m cables attached to a vertical rotating pole, as the drawing shows. (è = 60.0°) Suppose the total mass of a chair and its occupant is 222 kg

    asked by Don on November 7, 2012
  48. Physics

    A uniform rod of mass 444 g and length 1.41 m is pivoted about one end and oscillates in a vertical plane. Find the period of oscillations if the amplitude of the motion is small. The acceleration of gravity is 9.8 m/s^2. Answer in units of s.

    asked by Dj on April 23, 2017
  49. chemistry

    When 4.2g of NaHCO3 is added to a solution of CH3COOH Weighing 10g, it is observed that 2.2g of co2 is realised into the atmosphere . The residue left is found to be 12g . Show that this observations are in agreement with the law of conservation of mass?

    asked by sid on July 11, 2016
  50. Physic 101

    in suv of which the total mass is 800 kg is travelling with an initial velocity of 200m/s suddenly observe a stationary dog 50m ahead along its path if the driver exerts a break of 2000N,what would happen?

    asked by Emmanuel on February 17, 2018
  51. Chemistry

    Calculate the mass of NH4NO3 salt that should be combined with 100.0 mL of water to obtain a temperature decrease of exactly –15.0C? Delta H of the solution = 24.13 Ccal = 21.12 Csh2o = 4.18 average Qrxn = 1151.6 I don't understand how to solve it

    asked by Catherine on November 19, 2014
  52. Physics

    3. Calculate the amount of gravitational potential energy at the top of each hill and at the bottom of each valley. Be sure to convert your distance measurements to meters.Use an approximated value of 58.0 g for the mass of the tennis ball, and 9.81 m/s2

    asked by bb on February 25, 2018
  53. fundamentals

    Calculate the total constant force needed to accelerate a vehicle with mass 1400kg and tractive resistance of 320N from 19km/h to 95km/h over a distance of 0.8km on a horizontal plane.show working?

    asked by David on June 5, 2013
  54. Trigonometry

    Need help solving problems using the Trigonometric Identities: 8cos^4 thet=cos4theta+4cos2theta+3 I am a bit unsure how to solve it. I am aware that the first step I must take is to simplify the problem and then use the Product to Sum formula Nasty one!

    asked by sierra on April 23, 2007
  55. Math check my answer

    During exercise, the recommended maximum heart rate in beats per minute is modeled by the formula M = 176 – 0.8A, where M is the maximum heart rate and A is the person’s age. Approximately, at what age would you have a recommended heart rate in beats

    asked by SmartyPants on March 13, 2015
  56. Science

    1) If you let all of the liquid evaporate out of the pitcher, would you be able to see the solid particles of the drink mix? Explain. 2)Compare what happens when a geyser erupts to what happens when a tea kettle whistles. 3)Name something made of aluminum

    asked by Stepfanie on February 8, 2017
  57. AP Calculus

    Find the sum of the first n terms of the sequence. The sequences are either arithmetic or geometric. 13. -1, 11, -121, ...; n = 9 A. 235,794,769 B. 429,981,696 C. -429,981,696 D. 196,495,641 E. -196,495,641 F. -235,794,769 I know that n = # of terms (9) d

    asked by Brock on July 10, 2012
  58. statistics

    1. Suppose the estimate of a proportion of a normal population is to be within 0.05 using the 95% confidence level. How large a sample is required if: a. It is known from previous studies that p = 0.3? b. There is no prior knowledge of p? 2. Each of the

    asked by Micheal on March 31, 2015
  59. Economics

    The handmade snuffbox industry is composed of 100 identical firms, each having short – run total costs given by STC = 0.5q2 + 10q + 5 and short – run marginal costs by SMC = q + 10 where q is the output of snuffboxes per day. a) What is the short

    asked by Pravinesh on November 5, 2011
  60. math

    Suppose that the width of a rectangle is 5 inches shorter than the length and that the perimeter of the rectangle is 50 inches. The formula for the perimeter of a rectangle is P=2L+2W. a) Set up an equation for the perimeter involving only L, the length of

    asked by tasha on May 11, 2010
  61. MATH

    A mean score on a standardized test is 50 with a standard deviation of 10. Answer the following a. What scores fall between –1 and +1 standard deviation? b. What percent of all scores fall between –1 and +1 standard deviation? c. What score falls at +2

    asked by Bridget on April 3, 2012
  62. Chemistry

    You are assigned the following amount of CoCl2. Volume of CoCl2 assigned and used 4.84 mL Concentration of CoCl2 1.39 M To this is added... Mass of charcoal 0.23 g Volume of 15.0 M ammonia 5.3 mL Mass of ammonium chloride 1.38 g The ammonium chloride was

    asked by cassie on April 16, 2013
  63. college physics

    if a girl pulls on a 15 kg wagon with a constant horizontal force of 35N.Her friend pushes on the wagon in the same direction with a constant horizontal force of 10 N. and there is a friction force of 15 N. I need to draw a diagram of this problem and

    asked by patti on March 18, 2013
  64. math

    Hi, This is the third time I posted this because it wasn't answered by anyone. PLEASE help. I think the first part is correct but I am not sure if the V=lw10 is correct. I got 10 for the number of cubes. Here is the question There is a picture with stacked

    asked by ES on March 18, 2013
  65. Social Studies

    An interest rate is a special type of (1 point) loan. **price. bank. service. 2. How does a compound interest rate differ from a simple interest rate? (1 point) ***Compound interest rates pay more interest over time. Compound interest rates are calculated

    asked by Hayley on August 9, 2017
  66. Physics (torque, if possible)

    An electric motor turns a flywheel through a drive belt that joins a pulley on the motor and a pulley that is rigidly attached to the flywheel. The flywheel is a solid disk with a mass of 80.0kg and a dimaeter of 1.25m. It turns on a frictionless axle. Its

    asked by Anderson on April 18, 2007
  67. algebra

    1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 a.15 b.15/2 c.-15 d.1/15 answer=a 2)Find the sum of the infinite geometric series n=1 at the bottom of the sigma notation 20(-1/4)n-1 on the right side a.25 b.80/3 c.16 d.does not exist answer=c

    asked by Marissa on August 26, 2007
  68. algebra

    1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 a.15 b.15/2 c.-15 d.1/15 answer=a 2)Find the sum of the infinite geometric series n=1 at the bottom of the sigma notation 20(-1/4)n-1 on the right side a.25 b.80/3 c.16 d.does not exist answer=c

    asked by Marissa on August 24, 2007
  69. algebra(check)

    1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 a.15 b.15/2 c.-15 d.1/15 answer=a 2)Find the sum of the infinite geometric series n=1 at the bottom of the sigma notation 20(-1/4)n-1 on the right side a.25 b.80/3 c.16 d.does not exist answer=c

    asked by Marissa on August 24, 2007
  70. algebra

    1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 a.15 b.15/2 c.-15 d.1/15 answer=a 2)Find the sum of the infinite geometric series n=1 at the bottom of the sigma notation 20(-1/4)n-1 on the right side a.25 b.80/3 c.16 d.does not exist answer=c

    asked by Marissa on August 23, 2007
  71. Social Studies

    I was wondering if I could check my answers with someone. I'm a bit confused with interest. I put stars next to the answers I chose. Thank you. An interest rate is a special type of (1 point) loan. **price. bank. service. 2. How does a compound interest

    asked by Greg on November 14, 2012
  72. CHEM

    Info: The atoms of crystalline solid pack together into a three-dimensional array of many small repeating units called unit cells. The simplest of the unit cells are those that have cubic symmetry, with atoms positioned at the corners of a cube. Atoms can

    asked by K on November 29, 2007
  73. Chemistry

    I had to perform an experiment for rate of reaction. The point of the experiment was to show how changes in reactant concentration, temperature, and catalyst presence can affect the rate of a reaction. The reaction that we studied was H2O2 + 2I^- + 2H^+ ->

    asked by Hannah on February 26, 2012
  74. Math

    I have posted this over 3 times and I just want to know if I did the 2nd part correctly with v. Do you multiply it by 10 for 10 cubes or 32 for 32 sides for all of them. Can anyone please help, I just want to learn the correct way to do this. Thanks! The

    asked by Es- CAN ANYONE HELP? on March 19, 2013
  75. English

    I urgently need you to help me rephrase the following lines (you once told me they were wrong.number 2). Macbeth: "Methought I heard a voice cry, “Sleep no more! Macbeth does murder sleep”—the innocent sleep,Sleep that knits up the raveled sleave of

    asked by Henry2 on October 23, 2011
  76. maths

    The magnitude of an earthquake with intensity I is measured using a seismograph. The intensity I is converted into the Richter scale number using the following formula R=log10I. An earthquake in Town A was measured 3 on the Richter scale, while the

    asked by hemant on May 8, 2013
  77. Calculus

    A construction company wants to build a rectangular enclosure with an area of 1000 square feet by fencing in three sides and using its office building as the fourth side. Your objective as supervising engineer is to design the enclosure so that it uses the

    asked by Joey on August 9, 2011
  78. Algebra

    n 1966, the U.S. Surgeon General's health warnings began appearing on cigarette packages. Data gathered after 1965 indicate that public awareness of the health hazards of smoking has had some effect on consumption of cigarettes. The percentage, p, of the

    asked by kim on March 10, 2012
  79. Algebra

    In 1966, the U.S. Surgeon General's health warnings began appearing on cigarette packages. Data gathered after 1965 indicate that public awareness of the health hazards of smoking has had some effect on consumption of cigaretts. The percentage, p, of the

    asked by kim on March 10, 2012
  80. Chemistry

    Ok, in this question, the drops is throwing me off totally, can someone help! A nationally known company markets a product called "cleaning vinegar" that is not designed for human consumption. What is the mass percent of acetic acid in this product if 25

    asked by Toni on March 4, 2007
  81. Physics (Newton's laws)

    Two blocks of mass 3.50 kg and 8.00 kg are connected by a massless string that passes over a frictionless pulley. The inclines are frictionless and the angles with the horizontal is 35 degrees. Find a) the magnitute of the acceleration of each block and b)

    asked by Eric (please help me) on February 15, 2007
  82. Math

    Use the formula S equals 2 left-parenthesis l w right-parenthesis plus 2 left-parenthesis l h right-parenthesis plus 2 left-parenthesis w h right-parenthesisto find the surface area of a rectangular prism with the following dimensions: length = 2 cm width

    asked by jay on April 11, 2019
  83. Chemistry

    I have a problem that I wasn't sure how to do, and I want to see if my reasoning behind getting the answer is correct. Question: If .0129 mol of N2O4 effuses through a pinhole in a certain amount of time, how much NO would effuse in that same amount of

    asked by Dave on January 1, 2007
  84. math : (

    would you like to brush your teeth with hogs hair? Toothbrushes were invented in china in the late 1400s and were made of hogs hair! the first nylon toothbrush was made in 1983, 23 years before the first electric toothbrush was invented. Then find the

    asked by Mariyka on September 18, 2006
  85. Chem

    In photography, unexposed silver bromide is removed from film by soaking the film in a solution of sodium thiosulfate, Na2S2O3. Silver ion forms a soluble complex with thiosulfate ion, S2O3^2-, that has the formula Ag(S2O3)2^3-, and formation of the

    asked by JIm on March 10, 2015
  86. Re: PHYSICS

    A man (weighing 915 N) stands on a long railroad flatcar (weighing 2805 N) as it rolls at 18.0 m/s in the positive direction of an x axis, with negligible friction. Then the man runs along the flatcar in the negative x direction at 40.00 m/s relative to

    asked by COFFEE on February 27, 2007
  87. organic chemistry

    in gas chromatography, why do E1 and E2 give different peaks (areas) though it's the same compound?? dehydration of a secondary alcohol proceeds readily with the presence of strong acid and proceeds with E1 mechanisms. Removing product from chemical system

    asked by Yoo on January 24, 2011
  88. AP Chem

    When NH3 gas is introduced at one end of a long tube while HCl gas is introduced simultaneously at the other end, a ring of white ammonium chloride is observed to form in the tube after a few minutes. This ring is closer to the HCl end of the tube than the

    asked by Belinda on January 23, 2007
  89. physics

    Infrared telescopes are very sensitive to increases in temperature. If the temperature rises above a certain point, the telescope is blinded because it becomes a bright source of infrared light itself (if that doesnft immediately make sense, it is

    asked by al on December 9, 2008
  90. Physics

    A Goodyear blimp typically contains 4770 m3 of helium (He) at an absolute pressure of 1.10 x 105 Pa. The temperature of the helium is 274 K. What is the mass (in kg) of the helium in the blimp? A Goodyear blimp typically contains 4770 m3 of helium (He) at

    asked by maysam on December 1, 2006
  91. CHemistry Please Help. DR. BOBB

    Standardization of the Sodium Thiosulfate Solution Make up a standard solution of potassium iodate by accurately “weighing by difference” about 0.1 g of KIO3 and placing it in your 100 mL volumetric flask. Fill the flask to mark with distilled water.

    asked by Sara on October 19, 2008
  92. physics

    A block accelerates at 3.3 m/s^2 down a plane inclined at an angle of 26 degrees.Find micro(k) between the block and the inclined plane. The acceleration of gravity is 9.81 m/s^2. This is my work but i am not sure if it is correct: sum of forces on x axis=

    asked by alexa on July 14, 2011
  93. Chemistry

    If 0.314g sample of a solid monoprotic acid were dissolved in water and titrated to an end point that required 44.2 mL of 0.115M NaOH, what is the molecular mass of the unknown acid?

    asked by sea lively on July 20, 2018
  94. Physics

    A baseball of a mass 0.15 kg is thrown by a pitcher with a speed 20m/s. The bat is in contact with the ball for 0.01 second and gives it a speed of 30m/s in a direction straight towards the picther.find the value of the force and the impluse?

    asked by Kylie on October 3, 2016
  95. Physics

    Using newton's law of universal gravitation and the following data calculate the theoretical value of the acceleration due to gravity on mars. Mars Mass= 6.4185x 10^23 kg Radius (equatorial)= 3.3962x 10^6m

    asked by Amy on November 9, 2010
  96. Physics

    The international space center is 1500km above the earths surface. Determine the escape velocity of a rocket launched into space at this altitude if the mass of the earth is 6*10^24kg and the radius is 6.4*10^6m.

    asked by Bill on May 29, 2018
  97. chemistry

    After writing a balanced equation for the reaction between magnesium and hydrochloric acid, calculate the mass of magnesium needed to produce 90ml of hydrogen gas @ STP conditions.

    asked by Tiffany on December 9, 2010
  98. chemistry

    A square piece of paper measuring 4.8 inches on a side is weighed and found to have a mass of 1.5 grams. How many pounds would exactly 500. sheets of this paper weigh, given that each page measures 21.50 cm by 27.73 cm?

    asked by asd on September 4, 2015
  99. physics

    what would the pressure be if box was turned so the smallest surface was touching ground. Box dimensions: length 25cm, width 10cm, height 4cm, mass 4kg

    asked by Fran on February 19, 2015
  100. Physics

    The mass of the Earth=Mg=5.97x10^24 kg. The radius of the Earth=RE= 6.38 x10^6 m. A) What is the weight of the 75 kg person? B) Determine the acceleration due to gravity aboard a space shuttle at an altitude of 400km.

    asked by Jason on September 21, 2014

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