what does density mean in an easy way..! thank u

9,590 results
  1. S.S

    how does the existence of a single accepted money help consumers? It makes it possible to make large purchases It makes it easy to make a profit of saving account It makes it easy to complete the price of good and services It makes it possible for

  2. science

    Calculate the density of sulfur hexafluoride gas at 703 torr and 23°C. density is mass/volume so how do i get those from what i am given? also ) Calculate the molar mass of a vapor that has a density of 6.735 g/L at 11°C and 743 torr.

  3. physics

    A 650 kg weather balloon is designed to lift a 4600 kg package. What volume should the balloon have after being inflated with helium at 0 degrees celcius and 1 atm pressure to lift the total load? The buoyancy force must equal the weight lifted. Let V be

  4. maths

    A piece of metal has a volume of 20 cm^3 and a mass of 300g.Calculate the density of the metal in kg/m^3.i got 15.plz confirm my answer.And how does one go about this.2.5 litres of water density 1g/cm^3 is added to 8 litres of alcohol density 0.8

  5. Technical writing

    Which is the correct comparative form of easy? Select one: a. easiest b. more easy c. easier d. easyer C

  6. Physics

    A child playing in a swimming pool realizes that it is easy to push a small inflated ball under the surface of the water whereas a large ball requires a lot of force. The child happens to have a styrofoam ball (the shape of the ball will not distort when

  7. Science

    Which objects will sink or float if the density of pure water is1/gm or 1gm/cm3. The following of the following objects will sink or float if the mass, volume, and density of the objects are: Small sized block : mass=4.5 grams, volume=2.744 cm3, density:

  8. Physic

    What is the density of mixture of 1.5 m³ of water, 0.5 m³ of alcohol of density 800kg/m³? (density of water= 1000kg/m-³)

  9. phy

    Calculate the density for a rectangular block using the following measurements. Length: 2.70 cm, Width: 1.10 cm, Height: 9.09 cm, Mass: 72.17 g. Round your answer for density to 2 decimal places. Include the correct unit for density. Show your work

  10. Physics

    A medical technician is trying to determine what percentage of a patient's artery is blocked by plaque. To do this, she measures the blood pressure just before the region of blockage and finds that it is 1.20×10^4 Pa, while in the region of blockage it is

  11. Physics

    i'm having trouble with this Which of the following statements about floating objects is correct? a. the object's density is greater than the density of the fluid on which it floats b. the object's density is equal to the density of the fluid on which it

  12. Physics

    1. If the Density= 6 g/mL and the Volume= 42mL What is the mass 2. If the Mass= 4 grams and the Density=2 g/mL What is the Volume 3. If the Mass=12 grams and the Volume=4mL What is the Density 4. If the Mass=121 grams and the Volume= 11mL What is the

  13. Economics

    Which of the following is an advantage of a sole proprietorship? A. It is easy to expand if it succeeds. **** B. It faces few government rules. C. It is easy to get financing to start one. D. It has the lowest federal income taxes.

  14. science

    The density of a liquid is 750 kg/m³. what will be its relative density? (Density of water at 4°C is 1000 kg/m³.)

  15. Accounts

    Which of the following is a characteristic of a sole proprietorship? business owned by more than one person easy to form each stockholder acts as an owner of the company can continue indefinitely Answer - Easy to form

  16. ed tech

    charles sends julia text messages every morning insulting her appearance and threatening to hurt her... D- cyberbullying what is the best response to cyberbullying? C- confide in an adult you trust, such as a teacher or parent why is it sometimes easy for

  17. Physics

    A thin insulating rod with charge density +5nC/m is arranged inside a thin conducting cylindrical shell of radius R=3cm. The rod and shell are on the same axis, and you can assume they are both infinite in length. What is the surface charge density induced

  18. Chem

    A 10.0% by mass H2SO4(aq) solution has a density of 1.07 g·cm-3. How many milliliters of solution contain 8.34 g of H2SO4? What mass (in grams) of H2SO4 is in 248 mL of solution? It's been a while since I have had a chem class...so sorry if this seems

  19. Physics

    Density is the ratio of mass to volume. Mercury has a density of 1.36 x 10^4 kg/m^3. What is the density of mercury in units of g/cm?

  20. physics

    The density of liquid carbon dioxide is about 0.8 g/cm^3. What volume fraction inside the fire extinguisher (when full) is occupied by CO2? The density of CO2 gas is negligible compared to the density of liquid CO2. My answer was 75%. Please verify.

  21. Chemistry

    The diffusion coefficient of electrons in silicon is De=36cm2s−1 . In a silicon layer, the electron density drops linearly from n=2.7∗1016cm−3 down to n=1015cm−3 over a distance of 2μm . What is the electron diffusion current density Jdiff,e (in

  22. Art

    Ancient native americans chose willow strips to make baskets because they were easy to bend and 1.easy to find. 2.rare and valuable. 3.multi-colored. 4.waterproof. Please help :-(

  23. Chemistry

    The mass of the earth is known to be about 5.98 X10^24kg assume that it is approx. spherical with an average diameter of 1.276X10^7 METERS. from these data calculate the average density of the earth(g/cm^3) could the earth be made mostly of water

  24. Density

    Can you identify a metal if you know its density? Explain It depends upon how accurately the density is determined. In some cases, especially where the "unknown" has a density that isn't close to another metal, yes, the density can identify the metal with

  25. chemistry

    given the density of helium is 0.1785g/cm3 and the density of argon is 1.784g/cm.3 estimate the density of neon

  26. science

    Which statement is correct concerning the density of the objects. Water has a density of 1g/cm3 . If an object has a density greater than one it will sink at various levels. If the density is less than one it will float. The position in the water helps to

  27. Physics

    7. (a). The standard kilogram is a platinum-iridium cylinder 39 mm in height and 39 mm in diameter. What is the density of the material? (b). Acceleration due to gravity is given as 9.8m/s2. What is its value in mm/ps2? (c). A liquid has a density of 6

  28. Physical Sciance

    Calculate the density for a rectangular block using the following measurements, Length: 2.70cm, Width:1.10cm, Height: 9.09cm, Mass: 72.17g. Round your answer for density to 2 decimal places. Include the correct unit for density.

  29. Art

    A sculptor creates a bust of a famous politician out of marble and places it in the outdoor courtyard of the Capitol building. Why did he choose marble A-he wants to honor the politician by using an expensive material B-marble is cheap and easy to find

  30. Chemistry 101

    A chemist needs 2.00 grams of a liquid compound with a density of 0.785 g/cm^3 density. what volume of compund is required? Mass= Volume X Density 2.00g x 0.785 g/Cm^3 = 1.57g/cm^3 Not sure is this is correct......

  31. History

    Two reasons that paved Roman roads were one of the most important technological advantage include A) easy access for trade and commerce and faster military production. B) better troop transportation and easy access for trade and commerce. C) water traveled

  32. physics

    In the figure, the radius of the submerged cylinder is 10 cm. The height is 25 cm. The cylinder is made of Aluminum whose density is 2.7g/cm3 the water density is 1g/cm3 What is the buoyant force on the cylinder? Repeat the calculation if the object were

  33. Statistics

    A Gaussian density has mean µ and variance σ^2: p(x|µ, σ) = 1/√(2πσ^2)exp (−(x − µ)^2/2σ^2) If y = (x − µ)^2 a) What is the density function of y? b) What value of y has highest density?

  34. science

    The density of iron is 7.87 g/cm3, the density of gold is 19.3 g/cm3 and the density of platinum is 21.45 g/cm3. Which of these statements is true for samples of these substances? Select the 2 correct answers.

  35. Thank you Ann (kinematics)

    Thank you Ann! I had the equations and really was closing in on the answer... (stopping for 23 s is what really got me confused) in either case, the displacement for a) is 888 m ! Now I'll try to calculate (b). Thank you much! P.S. This is in response to

  36. Chemistry

    Can you convert density to moles? I am given the density of a substance [0.789 g/mL] but I need to know the number of moles for the equation. You cannot convert density to moles, unless you also know the volume and the molecular formula. (density) * Volume

  37. science

    Is 40ml of oil denser than 25ml of vinegar? and are most chemical changes easy or difficult to undo? Density equals weight Divided by volume, so the amount of ml (volume) makes no difference. Vinegar is denser than oil. That's why when you put the 2

  38. chemisrty

    can anybody give me the density of arsenic oxide at STP is this the correct formula volume = mass/ density thanks Yes, but if you want the density, it is density = mass/volume. The number I have seen floating around on this board is 17.8 g/L but the

  39. Mechnical principles

    Mtal block weighs 500g in air and 446g completely submerged in water. Calculate density and relative density. I know relative density is density of material/density of water (1000kg/m-3)

  40. AP Geography

    Help please Which statement BEST describes the difference between arithmetic density and agricultural density? My answer- A. Agricultural density focuses on people, and arithmetic density focuses on math. B. Agricultural density focuses on agriculture, and

  41. French

    So i have to make a french food for around 20 people. Do you know of any appetizer that I can serve at room temperature, easy to make, and easy to get my hand on the ingredients? thanks

  42. Science

    What is the mass of 15mL sample of mercury? Look up the density of mercury. mass = volume x density. Make sure the density is in g/mL. If it isn't you will need to convert it. One place to find density of mercury is at www.webelements.com and click on

  43. science (density)

    1) mass=100g, volume=10ml,density= 2) volume=7ml, mass=70g, density= 3) mass=50g, volume=10cm3, density= 4) volume=30cm3,mas=90g,density= 5) mass=120,volume=6ml,density= Thanks everyone i apresheate your help.

  44. art

    Ancient native Americans chose willow strips to make baskets because there were easy to bend and to. A. easy to find B. rare and valuable C. multi colored D. waterproof I chose A is this correct

  45. Math

    The density of water at 21 degrees C is 0.997992 g/mL. The density of water at 22 degrees C is 0.997770 g/mL. What is the density of water if the room temperature is 21.3 degrees C?? So I would just multiply 30 percent of the density at 21 degrees C but

  46. 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 =

  47. Chemistry

    Please help!! If the density of fresh water at 4 degrees Celsius is 1.00g/mL, determine if the following objects will sink or float in water. 1.) A 200 feet (61m) tall pine tree that weighs 11,200 pounds (5,080 kg) and has a density of 0.88g/mL 2.) One

  48. Math

    Is there an easy way to find a pattern in a function table, so you can write a function rule? Or is there no easy way, you have to keep on guessing, by observing the table?

  49. English

    The Rhythm and rhyme patterns of the Limerick form are important because A) funny poems should have rhyming lines B) they make limericks easy to understand C) they add to the humor of limericks D) they make Limericks easy to write

  50. Calculus

    Consider the lamina ( with uniform density .01m) having the shape of the region Q in the xy-plane: 1≤x^2+y^2≤4. The density at each point P varies directly with the distance from P to the origin, with density at the point P(2,0,0) being 10kg/m3.Find

  51. religions

    i need to make a model of any famous mosque in the world first, i need help finding pictures of different mosques to see which one would be easy to work with (i need a nice picture, maybe 3D, so i can copy it and build my model according to it) second, i

  52. astrophysics

    Mars has a mean density less than the mean density of the Earth's mantle. How is it possible that Mars could have a metallic core given this fact? Hint: No calculations are required. Compare the densities used in part a) with the density of mantle rocks

  53. Physics

    In an immersion measurement of a boy’s density, he is found to have an apparent weight of 6.86-N when completely submerged in water with lungs empty. The mass of the boy is 68.0-kg in air. The density of water is 1000-kg/m^3. a)Determine the density of

  54. English

    Can anybody help me to write an essay about"A way to decrease chance of becoming a victim of random violence". Don't walk in parking garages alone late at night. carry around pepper spray. easy as that. Martial arts can be very helpfull in some situations

  55. Physical Science

    The density of sea water is slightly higher than that of fresh water. The higher density is due to the fact that sea water contains salts such as sodium choride and magnesium chloride. Suppose you have a container that holds 5.00 kg of freshwater, which

  56. misc;culture

    Finally... I never get a chance to ask my questions since y912f barely ever gets off! Now for my question, I've been wondering. Childrens' authors usually write such easy baby books such as: Paul went to the store. Jill likes candy. Can't anyone out there

  57. Help -Social Impact of Technology

    Marge maintains that there is no direct correlation between population density and poverty. Mason argues that population density is normally associated with poverty and political instability. Who is correct? A. Marge and Mason are both incorrect. B. Marge

  58. Chemistry

    length in cm of one side of perfect cube of gold with a density of 18g/cc and mass of 25g? How would i set up this equation? I don't know what length formula I would use, because I know that i am not supposed to just divide the density by the mass, because

  59. Chemistry

    The Densities of Liquids and solids O.k. so here is my problem. I will give you the whole problem just incase my mistake is somewhere else, but the volume for the metal and the density for the metal in the end seem to be wrong. (Density of unknown liquid)

  60. science

    what does density mean in an easy way..! thank u

  61. chemistry

    One more that should be easy but im stuck. What is the molarity of a 15% by weight solution of HCL (Density = 1.18g/ml)?

  62. math,help

    can someone explain to me also how to do addition with equations. Solve the system by addition 5x-3y=13 4x-3y=11 its easy try properly It's not easy "It's not easy" Then how come I found the answer: x = 2; y = -1, in just five seconds by just looking at

  63. trig

    I have heard that trig CAN be super easy, that there are just, like, 10 rules you need to memorize then all the problems are easy. ... Does anyone know what these are? Thanks!

  64. Grammar

    Which sentence is correctly punctuated? A) This test, in my opinion, is easy. B) This test in my opinion is easy. C) This test, in my opinion is easy. D) This test in my opinion, is easy. I answered C

  65. Ecology

    What are the types of population density measure and how each may be determined? Airkon Population density is a measurement of the number of people in an area. It is an average number. Population density is calculated by dividing the number of people by

  66. Chemistry - Density

    Automobile batteries contain sulfuric acid. Calculate the number of grams of sulfuric acid in 0.500L of battery acid if the solution has a density of 1.28g/mL and is 38% H2SO4 (small numbers) by mass? Can you please answer this for me? density = 1.28 g/mL

  67. Chemistry

    If the column of water in the water barometer fore to a height of 35ft, what would the atmospheric pressure be in mm Hg? mmH20X(density of water/density of Hg)= mmHg Density of water=0.99707 Density Hg=13.5340

  68. science (density)

    1) mass=100g, volume=10ml,density= 2) volume=7ml, mass=70g, density= 3) mass=50g, volume=10cm3, density= 4) volume=30cm3,mas=90g,density= 5) mass=120,volume=6ml,density= Thanks everyone i apresheate your help.

  69. Physics

    what is the general relationship between the density of solids and the density of liquids? Are you talking about the density of substance X in the solid state vs the density of the same substance in the liquid state. GENERALLY, solids have a higher density

  70. Art (1 question)

    Question #1: Ancient Native Americans chose willow strips to make baskets because they were easy to bend and a) easy to find b) rare and valuable c) multi-colored d) waterproof There's no textbook for the Art course so it's hard. According to the non-sense

  71. Science- Density

    I'm having difficulty understanding density. I am trying to relate the concept of density to brownies. Should a brownie with baking soda have a higher or lower density compared to a brownie with no baking soda? Does a thick brownie mean a high or low

  72. Physics

    In 39.0 s, a pump delivers 549 dm3 of oil into barrels on a platform 22.0 m above the pump intake pipe. The density of the oil is 0.82 g/cm3. (a) Calculate the work (kJ) done by the pump (b) Calculate the power (kW) produced by the pump W = Fd --> W = mad

  73. Physics , static fluids

    A particular object weighs 313 N in air and 264 N when immersed in alcohol of density 0.70 g/cm3. What is the volume (in L) and the density (in kg/m3) of the object? I had origionally used the 264N as the force of buoyancy and did the Fb=density*volume*g,

  74. alg.

    Write the equation of the line that passes through point (2, –6) with a slope of –5. I think this is a pretty easy problem, but I'm making it out to be harder than it really is. here is what I got: y=mx+b -6=-5(2)+b -6=-10+b =10 =10 b=4 the equation

  75. English

    1. It is easy for us to weed the garden. 2. It is easy for us to work in the garden. 3. For us to weed the garden is easy. 4. For us to work in the garden is easy. (Are they all grammatical and the same?)

  76. Ed Tech

    Which of the following strategies might be useful when organizing items in your study area? Put everything in one big bin so it is easy to clean up It is important to spend a lot of money on fancy organizational containers. Once you organize your desk, you

  77. Science ASAP please

    1. Which of the following is an example of density? (1 point) ice floating on top of a river convection currents that cause wind oil spill cleanup all of the above 2. What type of property is density? (1 point) chemical property size-independent physical

  78. chemistry

    silver has density of 10.5 g/cm3 and gold has a density of 193.g/cm3 which liquid is denser silver and gold are liquids? That's news to me. You're given the ratios for density, which ratio is greater 10.5gm/cm^3 or 193gm/cm^3? It appears gold is over 18

  79. Dobson

    a)The element with the greatest density is osmium, which has a density of 22.6g/cm3. Calculate the mass of 32.1 cm3 of osmium. b)A team of students determined the density of a sample of wood to be 0.52 g/cm3. A handbook of chemistry reported the density of

  80. physics

    In the figure, the radius of the submerged cylinder is 10 cm. The height is 25 cm. The cylinder is made of Aluminum whose density is the water density is What is the buoyant force on the cylinder? Repeat the calculation if the object were inside Glycerin (

  81. Chemisty

    when filling a flask to measure the density of a sugar water solution, a student leaves an air bubble at the top of a 20.7 mL flask. How will the density the student calculates differ from the actual density?

  82. physic

    Assuming uniform density, how much would 1.1 cubic centimeters of neutron star material weigh on the surface of the earth? You need the density of the neutron star to do this. weight= mass*g=density*volume*g

  83. Chemistry;HELP

    Use the 5-step method and be sure to include units where appropriate. Round your answers to the correct number of significant digits. Mass m Density = -------------- or D = ------- Volume v Adjust the density formula and solve the problems below: m D =

  84. Physics

    mass of an unknown sample is 0.240 kg in air and 0.208 kg when in oil of density=800 kg/m^3. Determine volume and density. Is the density 0.240/800?

  85. physics

    mass of an unknown sample is 0.240 kg in air and 0.208 kg when in oil of density=800 kg/m^3. Determine volume and density. Is the density 0.240/800?

  86. science(physics)

    Density is the ratio of mass to volume. Mercury has a density of 1.36 x 10^4 kg/m^3. What is the density of mercury in units of g/cm^3?

  87. physics

    To be dimensionally consistent, pressure [M/LT2], density [M/L3], and velocity [L/T] must be related as follows. Select one: a. pressure = density ´ velocity2 b. pressure = density2 ´ velocity c. pressure = density ´ velocity d. pressure2 = density ´

  88. Physics-Math

    1.5 m3 of water is mixed with 0.50 m3 of alcohol. Density of water is 1000 kg m–3 and density of alcohol is 800 kg m–3. Whats the density of the mixture with volume 2.0 m3?

  89. Physic

    What is the density of mixture of 1.5 m³ of water, 0.5 m³ of alcohol of density 800kg/m³? (density of water= 1000kg/m-³) (a) 850kg/m³ (b) 950kg/m³ (c) 800kg/m³ (d) 900kg/m³

  90. physics

    1.5 m3 of water is mixed with 0.50 m3 of alcohol. Density of water is 1000 kg m–3 and density of alcohol is 800 kg m–3. Whats the density of the mixture with volume 2.0 m3?

  91. Chemistry;HELP

    Use the 5-step method and be sure to include units where appropriate. Round your answers to the correct number of significant digits. Mass m Density = -------------- or D = ------ Volume v Adjust the density formula and solve the problems below: m D =

  92. Physics

    The current density of an ideal p-n junction under illumination can be described by: J(V)=Jph−J0(e^qV/kT−1) where Jph is the photocurrent density, J0 the saturation current density, q the elementary charge, V the voltage, k the Boltzmann's constant,

  93. Science 8R - Homework Qs. Check

    If an object has mass of 70.5g and a volume of 64 cm(3), what is its Density? Will it sink or float and why? Answer - The Density of this object is 4512g/cm(3). It will sink because the amount of grams is a lot. Is the answer correct and good???? I

  94. physics

    a) what is the density of a log floating in salt water if 42% of its volume is exposed? The density of salt water is 1025 kg/m^3 (b) What is the density of a sample of metal that sinks in water at 7.2 m/s^2

  95. Chemistry

    How can you solve for a derived unit involving density? I don't know what you mean. Density is a derived unit, no mater what the units used are. Do you have an example of what you are doing? Yes. What is the mass of a sample of material that has a volume

  96. physics

    Explain in detail how you would find the density of an unknown high-density object if you had only the objects listed below.If you show calculations, make sure you define your variables.Assume all containers are large enough to hold the object.... You

  97. Chem

    Is there an easy way to re-write PV=nRT so that it equates density with molar mass?

  98. SCIENCE AGAIN

    Thanks so much for all your help. These multiple choice questions always have me confused. Here goes: The density of fresh water either a.)reaches a maximum at 4 degrees C, b.)decreases with decreasing temperature below 4 degrees C, c.)increases with

  99. histroy

    . When the diplomats met to negotiate the treaty ending the Revolutionary War, the process was a. quick and easy, combat had already settled all the important issues b. slow and painful, because the britsh could not admit that they had lost c. slow and

  100. Chem

    Please look up the density of all purpose flour, in g/mL. Enter the value, to two decimal places, in the space below but do not include the unit. I mainly just need to know if the density I got is right, the density I got is 0.53, is this correct? Also

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