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July 1, 2016

Search: Gold, which has a mass of 19.32 g for each cubic centimeter of volume, is the most ductile metal and can be pressed into a thin leaf or drawn out into a long fiber

Number of results: 95,397

physics
Gold, which has a density of 19.32 g/cm3, is the most ductile metal and can be pressed into a thin leaf or drawn out into a long fiber. (a) If a sample of gold with a mass of 8.464 g, is pressed into a leaf of 5.036 m thickness, what is the area (in m2) of the leaf? (b) If, ...
September 1, 2011 by jessica

physics
Gold, which has a density of 19.32 g/cm^3, is the most ductile metal and can be pressed into a thin leaf or drawn out into a long fiber. (a) If a sample of gold with a mass of 6.710 g, is pressed into a leaf of 1.661 μm thickness, what is the area (in m^2) of the leaf? (b...
January 26, 2011 by sagara

Sorry, Here's another question plus work
1. Gold, has a mass of 19.32g for wach cubic centimeter of volume, is most ductile metal and can be pressed into a thin leaf or drawn out into long fiber. -If a sample of gold, with a mass of 27.63g is pressed into a leaf of 1.000micometers thickness, what is the area of the ...
August 31, 2006 by krystal

Physics, Desperate Need of help!
Gold, has a mass of 19.32g for wach cubic centimeter of volume, is most ductile metal and can be pressed into a thin leaf or drawn out into long fiber. -If a sample of gold, with a mass of 27.63g is pressed into a leaf of 1.000micometers thickness, what is the area of the leaf...
August 31, 2006 by krystal

math
A metal sphere has a mass of 1 kg. 1 cubic centimeter of this metal has a mass of 4.8 grams. find the radius. how do you work this out?
September 22, 2014 by maya

Chemistry
Earth's oceans have an average depth of 3800 m, a total area of 3.63 108 km2, and an average concentration of dissolved gold of 5.8 10-9 g/L. (a) How many grams of gold are in the oceans? (b) How many cubic meters of gold are in the oceans? Assuming the price of gold is $392....
August 25, 2013 by Anonymous

Chem
Based on the number of atoms per unit cell and the mass of the atom, the mass of the unit cell can be calculated. The density of the unit cell and the material as a whole can be determined from the mass and the volume of the unit cell as. D= M/V The usual units of density are ...
January 16, 2009 by Juliee

science
Calculate the buoyant force in air on a kilogram of gold (whose density is about 19 grams per cubic centimeter). The density of air is 1.3 ✕ 10-3 grams per cubic centimeter. Remember that the buoyant force is equal to the weight of a volume of air that is equal to the ...
August 2, 2014 by Zoey

chemistry
A rectangular metal bar has a volume of 50.0 inches cubed.The Metal BaR weighs 1.42kg. Calculate the density of the metal in grams per cubic centimeter.
October 12, 2009 by Kevin

Chemistry
The density of pure gold is 19.3 g/centimeter cube. A quantity of what appears to be gold has a mass of 465 grams and a volume of 26.5 mL. Is the substance likely to be pure gold? please tell me how you got your answer. Thanks! density = mass/volume You know mass is 465 grams...
February 15, 2007 by Sarah

Chemistry
How do you do this? A block of metal measuring 3.0 cm X 4.0 cm X 5.0 cm has a mass of 470.0g. What is the density of the metal in grams per cubic centimeter?
October 16, 2011 by Miranda

math
a time capsule is in the shape of a cylinder with a hemisphere at each end. if the capsule is surrounded with a metal outer layer 4 cm thick as shown( there's a picture) then determine the volume of the metal outer layer. round your answer to the nearest cubic centimeter. the ...
January 15, 2013 by mary

Physics please check
The "karat" is a dimensionless unit that is used to indicate the proportion of gold in a gold-containing alloy. An alloy that is one karat gold contains a weight of pure gold that is one part in twenty-four. What is the volume of gold in a 20.0 karat gold necklace whose weight...
April 9, 2007 by Mary

Chemistry
Gold has a density of 19.3 g/cm3. The thickness of a piece of gold leaf weighing 1.93 mg and covering an area of 14.5 cm2 is? I solved for volume=10000cm3 then I solved for height and got 690cm is the thickness of gold leaf. Can anyone confirm or deny?
March 23, 2016 by Nikela (Plz Check my answer)

Chemistry
The density of solid W is 19.3 g/cm3. How many atoms are present per cubic centimeter of W? As a solid, W adopts a body-centered cubic unit cell. How many unit cells are present per cubic centimeter of W? What is the volume of a unit cell of this metal? What is the edge length...
January 18, 2013 by Anonymous

PHYsics URGENT
a 7.0 kg object weighs 55 N when submerged and weighed in water. A) what is the value of the buoyant force of the water on the object b) what weight of water is displaced by this object? c) water weighs 0.0098 N per cubic centimeter. What volume of water (in cubic centimeters...
October 20, 2015 by sammie

Physics, still don't get it!
The "karat" is a dimensionless unit that is used to indicate the proportion of gold in a gold-containing alloy. An alloy that is one karat gold contains a weight of pure gold that is one part in twenty-four. What is the volume of gold in a 20.0 karat gold necklace whose weight...
April 9, 2007 by Mary

math
A samll bar of gold measures 40 mm by 25 mm by 2 mm. One cubic millimeter of gold weighs about 0.0005 ounce. Find the volume in cubic millimeters and the weight in ounces of this small bar of gold. Thank you!
April 28, 2015 by Vanessa

arithmetic
Sam wants to pack some candies into a box with a volume of 1.5 cubic meters. Each candy has a volume of 1 cubic centimeter. How many candies will fit in the box?
May 21, 2012 by chezney chichester

Science
Pure gold can be fashioned into elaborate masks and thin plates that can be incorporated into clothing.what physical trait of metal doea this demosnstrate
December 12, 2014 by Luz

science
density of gold is 19.32 g/cm^3.A piece of gold leaf is 2.50 cm on each side and 0.100 mm thick,How many atoms of gold are in this piece of gold leaf?
April 4, 2016 by Anonymous

CHemistry....Please help
How would i calculate the density of Li2S in grams per cubic centimeter? I have to use the equation : density= mass/ volume: But i dont know how to find out the volume using the edge length of the unit cell which is 5.88* 10^2 pm.
January 25, 2009 by Saira

Math
A golden bar of metal (5 centimeters by 18 centimeters by 4 centimeters) being transported by armored car is suspected of being fake, made from a less valuable metal with a thin coating of pure gold. The bar is found to have a mass of 2.7 kilograms. if the specific gravity of ...
February 7, 2016 by Chuck

Pre-Calc
Gold weighs 19.3 grams per cubic centimeter (cc), and silver weighs 10.5 grams per cc. A. Write a formula for the weight of one cc of a mizture of silver and gold in terms of the volume of gold in the cc. B. If one cc of mizture weighs 12.7 grams, what is the weight of gold in...
November 11, 2009 by Tritanianna

Physics
The "karat" is a dimensionless unit that is used to indicate the proportion of gold in a gold-containing alloy. An alloy that is one karat gold contains a weight of pure gold that is one part in twenty-four. What is the volume of gold in a 20.0 karat gold necklace whose weight...
April 5, 2007 by Mary

Physics
Suppose gold bars are made such that they are cubic. If they are made cubic, then there volume is given by V = L3, where L is the length of a side of the bar. The price of any gold bar is directly proportional to its volume, so the price of the gold is P = c V, where c is some...
August 28, 2014 by Kimmy

Physics
Suppose gold bars are made such that they are cubic. If they are made cubic, then there volume is given by V = L3, where L is the length of a side of the bar. The price of any gold bar is directly proportional to its volume, so the price of the gold is P = c V, where c is some...
August 31, 2014 by Physics Help

English
Read the poem and answer the following question. Nature's first green is gold, Her hardest hue to hold. Her early leaf's a flower But only so an hour. Then leaf subsides to leaf. So Eden sank to grief. So dawn goes down today, Nothing gold can stay. How would you describe the ...
August 31, 2011 by Cheyenne

physics
Water drips from a faucet into a flask at the rate of two drops every 3 seconds. A cubic centimeter contains 20 drops. What volume of water, in cubic decimeters will be collected in 1 hour?
January 23, 2014 by Sara

chem.
it's value for gold is 19 grams per cubic centimeter
October 29, 2008 by sandi

Science
Metals can be hammered into thin sheets because they are___________? Its in a crossword puzzle and i thought it was ductile but that doesnt fit.
March 5, 2008 by Emily

chemistry
the metal gold, with an atomic radius of 144.2pm crystallizes in a face-centered cubic lattice. what is the density of gold?
April 22, 2014 by Anonymous

physics
Water drips from a faucet into a flask at the rate of two drops every 6 seconds. A cubic centimeter (cm3) contains 20 drops. What volume of water, in cubic decimeters (dm3), will be collected in 1 hour?
August 19, 2012 by Anonymous

CHEM****
Initial 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 also be found...
November 30, 2007 by K

Lang Arts
Have you read this book called the outsiders well i need to do an oral presentation on it Here is a poem i need to know how this poem relates to the story and some other details with evidence from the story. Poem: Nothing Gold Can Stay Natures first green is gold Her hardest ...
September 29, 2008 by Kenny

Lang Arts
Have you read this book called the outsiders well i need to do an oral presentation on it Here is a poem i need to know how this poem relates to the story and some other details with evidence from the story. Poem: Nothing Gold Can Stay Natures first green is gold Her hardest ...
September 29, 2008 by Kenny

7th grade math
What feature of a cylinder uses the given units? a. centimeter b. square centimeter c. cubic centimeter Please help! Thank you!
September 24, 2011 by saranghae12

physics
solid gold statue with mass of 7.55kg, weight of 74.0N, and disperses 680 cubic meters of water when immersed. i need to find the density. but im unsure how to find the volume first to put it into the formula?
May 21, 2015 by christy

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) Mass of empty flask ...
August 22, 2007 by Sara

Chemistry
a cube of metal has a mass of 1.45 kg. when the metal is placed into a graduated cylinder containing 356mL of water, the volume increases to 898 mL. calculate the density of the metal in g/mL
July 2, 2013 by Colby

Math
If 241.5 grams of gold has a volume of 12.5 cubic centimeters, what is the density of gold?
January 8, 2013 by Camma Breezy

physical sciences
If 57.9 grams of gold has a volume of 3 cubic centimeters what is the density of gold in g/ cm3,?
April 26, 2012 by kl

chemistry
The mass of one penny is 2.51 grams and its volume is 0.40 cubic centimeter. The density in g/ml of this penny is
August 31, 2011 by Anonymous

6 grade Math
241.5 grams of gold has a volume of 12.5 cubic cm. what is the volume of 193.2 grams of gold How do you set this problem up?
November 30, 2015 by Kj

math
Leah is two years old. She stacked cubes to make the figure shown. If one cube has a length of one centimeter and volume of one cubic centimeter, what's the volume of Leah's figure
February 22, 2016 by Knyla

Chemistry
A 45.4 grams of a gold metal sample was heated with the amount of energy of 228 J. Which of the following would the most plausible temperature change of the gold sample? The specific heat of gold is 0.131 J/g.oC. 12.8 oC to 38.3 oC 24.4 oC to 81.6 oC 23.8 oC to 62.1 oC 38.3 oC...
February 28, 2015 by Heather

chemistry
An aluminum engine block has a volume of 4.86 L and a mass of 12.75 kg. What is the density of the aluminum in grams per cubic centimeter?
August 26, 2010 by maryanne

physics honors
Suppose that pure gold was to be made into a very long, thin wire for high-end stereo systems. (Gold is often used because it does not oxidize so it makes very good electrical contacts). If the gold wire was to have a radius of 0.01 cm, how long of a wire could you make from ...
May 31, 2012 by thomas

Math
Hannah plans on going hiking most of the day. It is recommended that she takes at least 3 liters of water with her. She packed 3 water bottles. The bottles she brought are cylinders with a radius of 3cm and a height of 30cm. What is the volume of one bottle to the nearest ...
November 12, 2013 by Elle

math
A large cylinder has a volume of about 5,400 cubic cm. A small cylinder is similar in shape to the larger cylinder with a scae factor of 2/3.Which measurement is closest to the volume of a cylinder. f)1600cubic cm g)2400 cubic cm h)2700 cubic cm j)3600 cubic cm The answer is ...
March 19, 2013 by Courtney

Chemistry
mass of empty flask with stopper = 32.634 g mass of flask with water and stopper = 59.479 g density of the water = 0.9973 g/cm^3 mass of water = 26.845 g volume of water = 26.918 cm^3 the flask is then emptied and an unknown substance is added mass of flask with new liquid and...
October 16, 2007 by Vanessa

physics
A prospector finds a solid rock composed of granite ( = 2650 kg/m3) and gold. The volume of the rock is 3.05 10-4 m3 and its mass is 3.57 kg. What mass of gold is contained in the rock? I thought that I could used some ratio, but I have no idea how. Our teacher hasn't even ...
June 19, 2007 by JJ14

chemistry
so this problem tells me to find the thickness of one atomic layer of gold using the volume occupied by one gold atom (1.73*10^-23) which i found from the previous problem idk but is thickness the same as volume? from the previous question it also gives me the density of gold ...
September 3, 2011 by Henry

CHEMISTRYYYY HELP
A sample of gold ore contains 22.0 g of gold metal per 100kg of ore. If gold has a market value of $350.00 per oz., what mass of ore, in tons, must be refined to get one million dollars worth of pure gold?
September 26, 2011 by Andrea

Physics
One cubic meter of granite has a mass of 2.70E3 kg, and one cubic meter of gold has a mass of 1.93E4 kg. Find the radius of a granite sphere whose mass is the same as that of a gold sphere of radius 1.07 cm. Any help is appreciated!!
September 18, 2007 by Jade

science
a sample of metal has a mass of 94.5 grams and a volume of 7 cubic centimeters. what is its density?
September 12, 2011 by zeke

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 my earlier physics (...
January 31, 2007 by eric (new chem or physics prob. in)

Math
If 1,200 cm^2 of material is available to make a box with a square base and an open top, find the maximum volume of the box in cubic centimeters. Answer to the nearest cubic centimeter.
March 6, 2015 by Gary

Chemistry
The density of solid Cr is 7.15 g/cm3. How many atoms are present per cubic centimeter of Cr? As a solid, Cr adopts a body-centered cubic unit cell. How many unit cells are present per cubic centimeter of Cr?
February 19, 2013 by Stephanie

chemistry
Treatment of gold metal with BrF3 and KF produces Br2 and KAuF4, a salt of gold. Find the mass of the gold salt that forms when a 73.0 -g mixture of equal masses of all three reactants is prepared.
November 2, 2010 by john

Math
A rectangle solid is 10.0cm long ,8.1cm wide and 2.7cm tall. The mass of the rectangular solid is 36g What is the density hi Density = mass/volume D = 36/(10 * 8.1 * 2.7) Your answer should be in terms of grams per cubic centimeter. I hope this helps. Thanks for asking.
July 23, 2007 by Mason

chemistry
a metal crystallizes in the face centred cubic cubic crustal structure with a unit cell edge of 5.48 x10 power of -8 cm.the density of the metal is 6.90g per cubic cm. a. what is the mass in grams, of a single atom of this element. b. what is the atomic weight of the element (...
December 4, 2011 by amanda

physics
(a) Assuming that each cubic centimeter of water has a mass of exactly 1 g, find the mass of 3.76 cubic meter of water in kg. (b) Suppose that it takes 10.4 hours to drain a container of 59.1 m^3 of water. What is the mass flow rate, in kg/s, of water from the container?
January 26, 2011 by sagara

Chemistry
The diameter of a hydrogen nucleus is 1.0 X 10 -3 pm and its mass is 1.67 X 10 -24 g. What is the density of the nucleus in grams per cubic centimeter? Assume the nucleus is a sphere with volume = 4/3pie r3.
July 4, 2015 by Kristina

chemistry
A 6.50 g piece of substance B was rolled out into a thin sheet measuring 24.0 cm x 18.0 cm. a.) Calculate the volume of the sheet of metal. Show work; use labels. [I also had to look at a graph, here is some information about substance B: y=mx+b m(slope): 8.52 g/cm^3 b(Y-...
February 15, 2011 by Taylor

Physics
can someone check? Which has greater volume: 1 kg of gold or 1 kg of water? a. The gold has greater volume. b. The water has greater volume. c. Gold and water have the same volume. Is it a? I know it's not b. The stones in an arch are . . . a. rarefied b. torqued c. under ...
November 12, 2011 by Lisa

Science
Calculate:what is the density of a metal block that has a mass of 750 grams and a volume of 55 cubic centimeters?
October 12, 2011 by Faith

Physics
A thin sheet of gold foil has an area of 2.98 cm2 and a mass of 6.20 mg. How thick is the sheet? The density of gold is 19, 300 kg/m3.
May 28, 2016 by Anonymous

chemistry
Gold has a density of 19.3 g/cm3. Do you think you could carry 1.30 cubic ft (rhetorical--don't answer)? How many pounds does 1.30 cubic feet of gold weigh? [453.6 g = 1 lb, 2.54 cm = 1 in, and 1 ft = 12 in.]
September 14, 2013 by Patrick

physical science
a piece of metal has a mass of 85 cg and a volume of 450L. What is its density in g/cm^3? What would be the mass of 300cm^3 of this metal? What would be the volume of 200 ounces of this metal?
March 3, 2016 by anita

chemistry
a copper sample has a mass of 44.65 g and a volume of 5.0cm^3. what is the density of copper, expressed as gram per cubic centimeter? can you please write the formula then show the working? thank you really appreciate it
August 27, 2012 by help3

Physics
Hi guys, i get stuck with this question. Pls help. thanks so much. I know there are 4 atoms in FCC. A gold particle was measured to be spherical in shape with a radius of 400 nm. Note that assuming the gold atoms are small spheres that form the gold particle by packing ...
February 23, 2010 by kat

science
Hi guys, i get stuck with this question. Pls help. thanks so much. I know there are 4 atoms in FCC. A gold particle was measured to be spherical in shape with a radius of 400 nm. Note that assuming the gold atoms are small spheres that form the gold particle by packing ...
February 23, 2010 by kat

chemistry
Hi guys, i get stuck with this question. Pls help. thanks so much. I know there are 4 atoms in FCC. A gold particle was measured to be spherical in shape with a radius of 400 nm. Note that assuming the gold atoms are small spheres that form the gold particle by packing ...
February 23, 2010 by kat

Science: Chemistry
1. The element gold, Au, has a face-centered cubic structure. (Density - 19.3 g/cm^3) (a) What are the # of gold atoms in 1 unit cell? (b) What are the # of unit cells in 1 mol? (c) What is the volume of 1 mol gold unit cells? (d) What is the volume of 1 unit cell? (e) what is...
November 8, 2014 by Supriya

chemistry
Archimedes used density along with mass and volume of alloys (mixtures) of gold and silver to determine the percent of gold (and also silver) in these alloys by simple, non-destructive measurements. Prove that the mass of gold in a given mass of silver alloy is given by the ...
September 26, 2011 by mitchell

Chemistry
1. The eleent gold, Au, has a face-centered cubic structure. (Density - 19.3 g/cm^3) (a) What are the # of gold atoms in 1 unit cell? (b) What are the # of unit cells in 1 mol? (c) What is the volume of 1 mol gold unit cells? (d) What is the volume of 1 unit cell? (e) what is ...
November 8, 2014 by Supriya

Chemistry
hmmm...I just can't seem to get it. It looks like I got it right up to the volume of the metal point. Don't I have to divide the mass of the metal by the density of the water given before? (0.9970)? I guess I am having a problem with this which results in the wrong answer for ...
August 22, 2007 by Sara

L.A
Could someone help me interpret this poem?Thanks Nature's first green is gold, Her hardest hue to hold. Her early leafs a flower; But only so an hour. Then leaf subsides to leaf. So Eden sank to grief, So dawn goes down to day. Nothing gold can stay. -Robert Frost All I can ...
May 3, 2010 by Shadow

Chemistry
The coinage metals -- copper, silver, and gold -- crystallize in a cubic closest packed structure. Use the density of gold (19.3 g/cm3) and its molar mass (197 g/mol) to calculate an approximate atomic radius for gold. Work So Far: {[1/(19.3x197)]x.74}/6.022e23 =3.2319e18 [(3....
February 3, 2015 by Caroline

math 2
max packs cereal boxes into a larger box the volume of each cereal box is 175 cubic inches. which is the best estimate for the volume of the large box? would the answer be it be 210 cubic inches, 420 cubic inches, 2,100 cubic inches, or 4,200 cubic inches?
March 6, 2014 by kimmy plus

chemistry
I dont even know where to begin to solve this problem please help A 6.5 g piece of copper was rolled out into a thin sheet measuring 24.0 cm x 18.0 cm. The density of copper is 8.90g/cm3 1. Calculate the volume of the sheet of metal 2. Calculate the thickness of the sheet of ...
January 25, 2009 by Jennafer

Physics
A gold prospector finds a solid rock that is composed solely of quartz and gold. The mass and volume of the rock are, respectively, 14.8 kg and 1.89 10-3 m3. The density of gold is 19 300 kg/m3, and the density of quartz is 2660 kg/m3. Find the mass of the gold in the rock.
November 22, 2010 by Mike

physics
A gold prospector finds a solid rock that is composed solely of quartz and gold. The mass and volume of the rock are, respectively, 13.3 kg and 3.56 10-3 m3. The density of gold is 19 300 kg/m3, and the density of quartz is 2660 kg/m3. Find the mass of the gold in the rock.
March 10, 2013 by chel

conversion problems
Im not sure how to convert these because of the cm cubed heres the question: An aluminum engine block has a volume of 4.88 L and a mass of 12.60 kg. What is the density of the aluminum in grams per cubic centimeter? so its gonna be something g/cm3 can you tell me what it is ...
August 25, 2010 by Hannah

PROBLEM SOLVING IN MATHEMATICS
you have 13 bags of gold wins. out of 13 bags gold coins, there is one bag gold coins lighter. assume that one real gold coins is 10g and the fake is 9g. now, you are given a electronic beam balance. find the most minimum ways to figure out which bag of gold coins is lighter.
September 30, 2011 by alya

PROBLEM SOLVING IN MATHEMATICS
you have 13 bags of gold wins. out of 13 bags gold coins, there is one bag gold coins lighter. assume that one real gold coins is 10g and the fake is 9g. now, you are given a electronic beam balance. find the most minimum ways to figure out which bag of gold coins is lighter.
October 1, 2011 by alya

biology
What connections can you identify between the metric units for length and volume length x length x length = cubic length. That is cm x cm x cm = cubic centimeters or m x m x m = cubic meters. That is length used to measure the sides will provide a volume. That is why volume ...
September 25, 2006 by wow

Chem
I have a problem, the density of the metal = mass (2) - mass (1) over Volume (2) - Volume (1) = My first mass and volume are 15.098g and 5.5 mL. the second mass and volume are 11.3235g and 4.0 mL. I got 9.04g/mL as my answer if this isnt right can you walk me through the steps?
September 27, 2010 by Jackson

calculus
A box is contructed out of two different types of metal. The metal for the top and bottom, which are both square, costs $5 per square foot and the metal for the sides costs $2 per square foot. Find the dimensions that minimize cost if the box has a volume of 40 cubic feet.
April 14, 2014 by Griffin Bilskie

Algebra
A box with a lid is to be cut out of a 12 inch by 24 inch sheet of thin cardboard by cutting out six x-inch squares and folding them. What are the dimensions to two decimal places of all possible boxes that will have a volume of 100 cubic inches?
January 15, 2013 by Anna

Chemistry
A shiny gold colored car of metal weighting 57.3g has a volumes of 4.7cm^3. Is the bar of metal pure gold?
September 20, 2007 by Charles

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?
February 24, 2011 by Anonymous

biology
how can i construct a dichotomous key that can be used to identify the following: mango leaf, tridax procumbent leaf, cassia leaf, grass leaf, and cassava leaf.
April 24, 2014 by Robert

calculus
A box is constructed out of two different types of metal. The metal for the top and bottom, which are both square, costs $4 per square foot and the metal for the sides costs $4 per square foot. Find the dimensions that minimize cost if the box has a volume of 50 cubic feet. ...
November 11, 2011 by saud

Calculus
A box is constructed out of two different types of metal. The metal for the top and bottom, which are both square, costs $2 per square foot and the metal for the sides costs $7 per square foot. Find the dimensions that minimize cost if the box has a volume of 30 cubic feet. ...
November 13, 2011 by Kayla

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 = ------- Original ...
January 16, 2013 by Victoria

science
NaOH is treated with an organic acid. Normality=0.2N Volume= 45.7 cubic centimeter mass of organic acid= 0.22 give name and strutural formula of the acid
July 2, 2014 by Wania

English
Can you please check the following sentences? I really hope you can have a look at them. 1) The King of Sicily gave a jeweller some gold and asked him to make a crown from it. In order to make sere the jeweller used only gold (?), the king went to ask Archimedes for help. 2) ...
October 14, 2010 by Franco

Chemistry
Consider a piece of gold jewelry that weighs 9.81 g and has a volume of 0.670 cm3. The jewelry contains only gold and silver, which have densities of 19.3 g/cm3 and 10.5 g/cm3, respectively. Assuming that the total volume of the jewelry is the sum of the volumes of the gold ...
August 18, 2013 by Anonymous

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