1. math

    With 20 pirates and 1000 pieces of gold: Captain Jack gets 113 gold coins (151 if you count the 38 everyone in the crew gets) First Mate gets 66 gold coins (104 if you count the 38 coins everyone in the crew gets) The Crew gets 38 gold coins each The PBA

    asked by John W. on October 10, 2014
  2. Math

    With 20 pirates and 1000 pieces of gold: Captain Jack gets 113 gold coins (151 if you count the 38 everyone in the crew gets) First Mate gets 66 gold coins (104 if you count the 38 coins everyone in the crew gets) The Crew gets 38 gold coins each The PBA

    asked by Need Help on October 10, 2014
  3. Math

    With 20 pirates and 1000 pieces of gold: Captain Jack gets 113 gold coins (151 if you count the 38 everyone in the crew gets) First Mate gets 66 gold coins (104 if you count the 38 coins everyone in the crew gets) The Crew gets 38 gold coins each The PBA

    asked by Anonymous on October 10, 2014
  4. 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

    asked by alya on October 1, 2011
  5. 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

    asked by alya on September 30, 2011
  6. Math can anyone help?

    Alex's friends have collected 180 gold coins to give to charity. Alex decides he wants to donate some gold coins also, so he adds some gold coins to the 180 that his friends have already collected. Alex decides he must donate an integer number of coins

    asked by Nagiro on September 24, 2017
  7. Math

    This year my teacher read us the book The Phantom Tollbooth, and since then I've been having strange dreams about drving in usuaual places and paying tolls unusual characters.Last night I dreamed about highway in the clouds near the mythical Mt. Olympus.

    asked by Kelvin on December 13, 2009
  8. Math

    The king's ship sank with 8 gold bars aboard. The king paid captain nemo 4/5 of one bar for finding the gold. The captain gave 1/2 of his gold to charity. What fraction of a bar went to charity?

    asked by Khrys on October 14, 2014
  9. algebra

    A rich merchant had collected many gold coins. He did not want anybody to know about them. One day, his wife asked, "How many gold coins do you have?" After pausing a moment, he replied, "Well! If I divide the coins into two unequal numbers, then 25 times

    asked by Samantha on September 9, 2015
  10. algebra

    . A rich merchant had collected many gold coins. He did not want anybody to know about them. One day, his wife asked, "How many gold coins do you have?" After pausing a moment, he replied, "Well! If I divide the coins into two unequal numbers, then 25

    asked by Samantha on September 9, 2015
  11. maths

    How many gold coins are there in a jar of 88 coins,if there are 1/3 as many silver coins as gold coins? The answer is 66, but I cannot work it out,please explain thanks

    asked by wan on August 18, 2014
  12. Math

    While digging for buried treasure, chi finds 9 3/4 lb of gold coins. If the price of gold is $806 per ounce, what is the value of the coins

    asked by Kim on April 15, 2012
  13. Math

    While digging for buried treasure, chi finds 9 3/4 lb of gold coins. If the price of gold is $806 per ounce, what is the value of the coins

    asked by Kim on April 15, 2012
  14. Math

    Answer the questions based on the information give on the sign 1 Beaver pelt=12silver coins 1 Buffalo hide=25silver coins 1 River Otter skin=2gold coins 5 silver coins=1gold coin Jim comes into the station with 45 beaver pelts. He would like to get gold

    asked by Colton on February 16, 2012
  15. Science

    How many number of gold atom are present in 0.6 gm of 18 carat gold.The 24 carat gold is taken as 100% pure gold.(atomic mass of gold=197a.m.u)

    asked by Mole concept on April 20, 2015
  16. College Chemistry/Lab Math

    I think I have this problem figured out correctly, but is there anyone who can tell me if I'm doing something wrong. The question is... "One troy ounce of gold is worth $380. There are 33.8 grams per troy ounce. You have a stock colloidal solution of a

    asked by James on March 17, 2013
  17. refining

    If I have a solution of gold chloride, is there a was I can grow metalic gold crystals to recover the gold instead of using sulfer dioxide to drop the gold as poeder?

    asked by art on February 12, 2012
  18. math

    How many gold coins are you there in a jar of 90 coins , if there are 1/4 as many silver coins as gold coins?

    asked by sajivan lal on November 4, 2015
  19. English

    1. What do you think the judge did? He made the greedy baker hear the sound of three gold coins. By doing that, he paid for the smell of delicious cakes that the poor traveler used. Do you agree with the judge's decision or not? If you don't agree with the

    asked by rfvv on November 10, 2009
  20. Chemistry 101

    If gold sells today for 1625 per ounce, and a large mining truck hauls 400 tons of gold ore, what is the value of the gold in each truck if each ton of gold ore contains 1.0 ounces of gold? Use dimensional analysis.

    asked by Lilly on February 25, 2016
  21. Chemistry 101

    If gold sells today for 1625 per ounce, and a large mining truck hauls 400 tons of gold ore, what is the value of the gold in each truck if each ton of gold ore contains 1.0 ounces of gold? Use dimensional analysis.

    asked by Lilly on February 25, 2016
  22. ALgebra

    Dave Bowers collects U.S. gold coins. He has a collection of 54 coins. Some are​ $10 coins, and the rest are​ $20 coins. If the face value of the coins is ​$780​, how many of each denomination does he​ have?

    asked by Rissa on January 22, 2016
  23. Adut education

    The amount of gold jewelry and other products is measured in karats (K), where 24K represents pure gold. The mark 14K on a chain indicates that the ratio between the mass of the gold in the chain and the mass of the chain is 14:24 If a gold ring is marked

    asked by debbie on October 18, 2009
  24. math

    The amount of gold jewelry and other products is measured in karats (K), where 24K represents pure gold. The mark 14K on a chain indicates that the ratio between the mass of the gold in the chain and the mass of the chain is . If a gold ring is marked 18K

    asked by kirk on March 17, 2010
  25. chem

    How many gold atoms are in an 0.408 ounce, 18 gold bracelet? (18 gold is 75% gold by mass.)

    asked by tiffany on September 19, 2011
  26. MBA Practice problems

    you are presently involved with a project to establish the cost of the gold presently used in the production of 1000 computer chips per month. each chip uses two grams of 20 ct gold with the remaining portion of a metal whose cost is insignificant. what is

    asked by tina on October 15, 2011
  27. 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

    asked by Sarah on November 9, 2010
  28. math

    THE MIDAS TOUCH King Midas was a very wealthy and powerful king who ruled over 10 states. Each year each of the states would have to send him, as taxes, a bag fi lled with 100 gold coins. Each gold coin would have to weigh exactly 4 ounces. One year after

    asked by veronika on September 6, 2007
  29. Physics

    A king's crown is said to be solid gold but may be made of lead and covered with gold. when it is weighed in air, the scale reads 0.475 kg. when it is submerged in water the scale reads 0.437 kg.is it solid gold? if not, what percent is mass is gold?

    asked by Sarah on May 7, 2012
  30. chemistry

    It is observed that when solid copper is added to a solution containing gold ions, the copper dissolves and the gold precipitates. Similarly, almost every other metal will displace gold from solutions of gold salts. a. Do these results mean that the gold

    asked by Anonymous on October 30, 2013
  31. geography

    1)give two properties of gold which makes it an economically valuable mineral 2)what is the difference between gold and an ordinary rock? 3)what is difference between gold mine and gold prospect?

    asked by kila on July 28, 2010
  32. Chemistry

    You observe that when copper is added to a soltion containing gold ions, the copper dissolves and the gold precipitates. Similarly, almost every other metal will displace gold from solutions of gold salts. a) Do these observations mean that gold ion is a

    asked by Dani on October 21, 2011
  33. 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?

    asked by Andrea on September 26, 2011
  34. English

    Which accurately describes the experience of gold seeker traveling to the Klondike? a. most gold seekers travel the whole distance by water b. about half of the gold seekers complete the journey to the Klondike*** c. all gold seeker were aided by the

    asked by Kaai97 on October 28, 2015
  35. English

    1. Coins were made from gold and silver. 2. Coins were made with gold and silver. 3. Coins were made of gold and silver. =============== Which expressions are correct? Are they all correct? Which ones are commonly used?

    asked by rfvv on June 3, 2015
  36. what is the difference

    what is the difference between 14kt gold and 14k gold and what one is the better gold Both are the same thing Thank you for using the Jiskha Homework Help Forum. In addition to the answer you already have, look what might happen if you don't distinguish

    asked by tom on February 26, 2007
  37. 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

    asked by delonte on September 10, 2006
  38. 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

    asked by Mary on April 9, 2007
  39. Algebra

    The purity of gold is measured in karats. Twenty-four karat gold is pure gold and k karat gold is k/24 gold by mass. One piece of 16-karat gold jewelry has a mass of 30 grams and another piece of 10-karat gold jewelry has a mass of 40 grams. Find the

    asked by Laur on January 27, 2011
  40. Chemistry

    A chemist wants to extract the gold from 15.0g of gold(II) chloride dihydrate, AuCl3 • 2H20, What mass of gold could be obtained from this sample?

    asked by Anonymous on April 6, 2011
  41. math

    shanon needs 20g of 80% of gold to make a pendan. she has some 85% gold and some 70% gold, from broken jewelry and wants to know how much she should use. determine the quantity of each alloy that she should use.

    asked by geekgirl95 on June 18, 2011
  42. Chemistry

    I am trying to figure out how much 1.134 grams worth of gold will cost, if gold is at 380 dollars an ounce. I set up proportions like this: 380 doll./1.34 grams (how many grams are in an ounce) = BLANK/1.134 grams (mass of coins). I got $321.58. But this

    asked by Aline on April 24, 2009
  43. geometry

    PLEASE HELP ME! i have this homework due tomorrow and i only have 1 question left and am sooo desperate for an answer: The diameter of the Dome of the Rock in Jerusalem is 20m. If it is plated with gold that is 5cm thick, find the cost of plating the dome

    asked by CJ on January 27, 2011
  44. Chemistry

    An atom of gold has a mass of 3.271 times 10^-22g. How many atoms of gold are in 5.00g of gold?

    asked by Kelsi on February 21, 2014
  45. social studies

    why does gold sink to the bottom of the pan? other than prospectors who else made money from the gold rush? why did some people in boomtowns become wealthy without mining for gold?

    asked by Celest on April 18, 2012
  46. Physiology

    Pure gold has a density of 19 g/ml. If you bought a gold ring and found it had a volume of 0.3 ml and it weighed 5.7 grams, is it real gold? Show me your calculation

    asked by Jerome on January 27, 2011
  47. Chemistry 101

    A crown is determine to weigh 2.65 kg. When this crown is submerged in a full basin of water, the overflow is found to be 145 mL. Is the crown pure gold or a gold-silver alloy? The density of silver is 10.5 g/mL and gold that of gold is 19.3 g/mL. Show

    asked by Lilly on January 20, 2016
  48. Chemistry 101

    A crown is determine to weigh 2.65 kg. When this crown is submerged in a full basin of water, the overflow is found to be 145 mL. Is the crown pure gold or a gold-silver alloy? The density of silver is 10.5 g/mL and gold that of gold is 19.3 g/mL

    asked by Lilly on January 18, 2016
  49. 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

    asked by thomas on May 31, 2012
  50. Chemistry

    The relative amount of gold in an alloy is commonly expressed in units of carats. Pure gold is 24 carats, and the percentage of gold in an alloy is given as a percentage of this value. For example, an alloy that is 50 percent gold is 12 carats. State the

    asked by Anonymous on August 18, 2013
  51. Algebra 1

    To find the weight of the gold in a 22 karat gold object, multiply the objects weight by 0.917. To find the weight of the gold in an 18 karat gold object, multiply the objects weight by 0.583. A 22 karat gold statue and a 14 karat gold statue both weigh

    asked by Ms. Liz on October 14, 2014
  52. math

    To find the weight of the gold in a 22 karat gold object, multiply the object's weight by 0.917. To find the weight of the gold in an 18 karat gold object, multiply the object's weight by 0.583. A 22 karat gold statue and a 14 karat gold statue both weigh

    asked by Kymy on October 22, 2014
  53. science

    how does adding copper to gold change the economic value of the gold and the properties of the gold?

    asked by logan on November 7, 2009
  54. physics2 lab

    a 50 g bracelet is suspected of being gold plated lead instead of pure gold.when it is dropped into a full glass of water,4cm of water overflows.is the bracelet pure gold?if not,what proportions of its mass is gold?determine also the amount of its

    asked by cristine sayon on November 23, 2017
  55. Englis

    Use a joining word to combine the simple sentences to make a compound sentence. 1/ Jack and the Beanstalk" is a fable. It is very famous. 2/ the beanstalk grew into the sky . Jack climbed it anyway. 3/ Jack climbed the beanstalk . He found a pot of gold.

    asked by Nawaf on December 8, 2013
  56. Algebra 2

    The purity of gold is measured in karats. Twenty-four karat gold is pure gold and k karat gold is k/24 gold by mass. One piece of 16-karat gld jewelry has a mass of 30 grams and another piece of 10-karat gold jewelry has a mass of 40 grams. Find the number

    asked by Jay on January 30, 2011
  57. math

    To find the weight of the gold in a 22 karat gold object, multiply the object's weight by 0.917. To find the weight of the gold in an 18 karat gold object, multiply the object's weight by 0.583. A 22 karat gold statue and a 14 karat gold statue both weigh

    asked by Kymy on October 22, 2014
  58. algebra

    A goldsmith has two gold alloys. The first alloy is 30% gold; the second alloy is 80% gold. How many grams of each should be mixed to produce 10 grams of an alloy that is 40% gold? amount of 30% gold ___ g amount of 80% gold ___ g

    asked by Jer on November 28, 2014
  59. College Algebra

    A goldsmith has two gold alloys. The first alloy is 30% gold; the second alloy is 80% gold. How many grams of each should be mixed to produce 50 grams of an alloy that is 68% gold? amount of 30% gold ______grams amount of 80% gold ______grams

    asked by Jordan on April 11, 2017
  60. Literature

    In "Nothing Gold Can Stay," what does gold symbolize overall in the poem? Um... that gold can't last forever?

    asked by Jadah on September 8, 2018
  61. Chemistry

    From the jewelry descriptions given, select the homogeneous mixture or solution. Answer?? 10 carat (K) electroplated gold jewelry 24 carat (K) gold jewelry (i know this is pure gold) 18 carat (K) gold jewelry Are these right? CaCl2>>calcium chloride

    asked by Lucky on January 28, 2013
  62. chemistry

    From the jewelry descriptions given, select the homogeneous mixture or solution. Answer?? 10 carat (K) electroplated gold jewelry 24 carat (K) gold jewelry (i know this is pure gold) 18 carat (K) gold jewelry Are these right? CaCl2>>calcium chloride

    asked by Lucky on January 28, 2013
  63. Chemistry

    A street merchant is trying to sell you a 14 karat (24 karat is 100% pure) bracelet for $450. The gold is alloyed with copper. Before buying the item, you weigh it to be 110 grams and you also measure its water displacement as 7.59 mL. What is the %

    asked by Kid on January 28, 2018
  64. 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?

    asked by Anonymous on April 5, 2016
  65. 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

    asked by Mary on April 6, 2007
  66. English

    1. They made coins from gold and silver. 2. They made coins of gold and silver. 3. They made coins out of gold and silver. (Which ones are grammatical?)

    asked by rfvv on May 12, 2014
  67. English

    The third man was the old man. He defeated the king with his lie. What lie did he tell the king? 1. His lie was as follows: You promised me a bag of gold. 2. His lie was this: You promised me a bag of gold. 3. His lie was that the king had promised him a

    asked by rfvv on November 27, 2017
  68. physics

    4. What is the electric potential at the surface of a gold atom’s nucleus, which is assumed to be spherical? The radius of a gold nucleus is 6.6 x 10-15 meters and the atomic number of gold is 79.

    asked by lol on March 13, 2011
  69. chemistry

    zinc displaces gold in seawater present int he form of gold (III) hydroxide. What mass of gold can be recovered if 20 moles of zinc are available?

    asked by luz on July 26, 2011
  70. science

    gold has a specific heat of 0.130j/g. degrees celcuis if 195 joules of heat are added to 15 grans of gold homw much does the tempreature of the gold change

    asked by nikita on March 1, 2011
  71. physics

    a piece of gold aluminuim alloy weighs 100g in air and 80g in water.what is the weight of the gold in the alloy if the relative density of gold is 19.3 and that of aluminium is 2.5

    asked by onda on May 21, 2010
  72. 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

    asked by Heather on March 1, 2015
  73. Physics

    A Spanish galleon is about to be boarded by bloodthirsty pirates in the shallows of a Caribbean island. To save a box of treasure on board, the captain orders his crew to secretly toss the box overboard, planning to come back for it later. The rectangular

    asked by angela on June 29, 2012
  74. Physics

    A Spanish galleon is about to be boarded by bloodthirsty pirates in the shallows of a Caribbean island. To save a box of treasure on board, the captain orders his crew to secretly toss the box overboard, planning to come back for it later. The rectangular

    asked by Tracy on June 29, 2012
  75. Physics

    A Spanish galleon is about to be boarded by bloodthirsty pirates in the shallows of a Caribbean island. To save a box of treasure on board, the captain orders his crew to secretly toss the box overboard, planning to come back for it later. The rectangular

    asked by Tracy on June 29, 2012
  76. Chemistry

    If given: A 1.4470g sample of an oxide of gold was reduced with ethane to 1.2900g of gold metal. What is the simple formula of the original gold oxide?

    asked by Cat on September 19, 2007
  77. 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.

    asked by john on November 3, 2010
  78. English

    1. The judge slowly took out three gold coins from his pocket. 2. The judge slowly put in three gold coins in/into his pocket. (Is #2 correct as the opposite meaning of #2? Can we use both 'in' and 'into'?) 3. The public prosecutor accused the criminal,

    asked by rfvv on November 4, 2009
  79. English

    1. The judge slowly took out three gold coins from his pocket. 2. The judge slowly put in three gold coins in/into his pocket. (Is #2 correct as the opposite meaning of #2? Can we use both 'in' and 'into'?) 3. The public prosecutor accused the criminal,

    asked by rfvv on November 5, 2009
  80. physics

    The British Sovereign coin is an alloy of gold and copper having a total mass of 7.988 g and is 22-karat gold. (a) Find the mass of gold in kg using that # of karats = 24 x (mass of gold)/(total mass). (b) Calculate the volumes of gold and copper used to

    asked by anon on February 4, 2013
  81. 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

    asked by Anonymous on August 25, 2013
  82. 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

    asked by kat on February 23, 2010
  83. 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

    asked by kat on February 23, 2010
  84. 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

    asked by kat on February 23, 2010
  85. English

    1. Coins were made from gold and silver. 2. Coins were made of gold and silver. ------------------ Which one is grammatical?

    asked by rfvv on May 9, 2014
  86. English

    Coins Coins were first invented in the 7th century B.C.. in Lydia. They were made from gold and silver. People made coins of different sizes and gave them different values. Coins were good in many ways. First, they could be carried easily. Second, they

    asked by rfvv on May 14, 2014
  87. English HELP

    In the pardoner's tale, what is ironic about the rioters discovery of gold in the place where they were looking for death? A) They do not realize that the gold actually belongs to Death B) It makes them realize that Death is not an actual person C) They

    asked by Hannah on October 21, 2017
  88. English

    1. What was the old man’s lie? 2. You promised me a bag of gold. 2-2. It was that you promised me a bag of gold. 2-3. It was you promised me a bag of gold. 2-4. It was, you promised me a bag of gold. 2-5. It was, "You promised me a bag of gold." [Which

    asked by rfvv on November 16, 2017
  89. Algebra 1

    A jeweler buys gold jewelry and resells the gold to a refinery. The jeweler buys gold for $1,235.55 per ounce, and then resells it for $1,376.44 per ounce. How much profit does the jeweler make from buying and reselling 73.5 ounces of gold? Please help

    asked by Ms. Liz on October 14, 2014
  90. physical science

    A 50.g bracelet is suspected pf being gold plated lead instead of pure gold. It was dropped into a full to the rim glass of water and 4cm to the third power overflowed. Is the the bracelet pure gold. Explain. (Density of gold=19 g/cm to the third power and

    asked by sayra on July 8, 2008
  91. Math

    To find the weight of the gold in a 22 karat gold object, multiply the object's weight by 0.917. To find the weight of gold in a 14 karat gold object, multiply the object's weight by 0.583. Part 1 Which contains more gold, a 22 karat gold object or a 14

    asked by Sasha on October 23, 2017
  92. Chemistry

    A 15g sample of what appears to be gold that was heated from 22 degrees C to 39 degrees C, required 26.3 J of energy. If the specific heat of gold is .129 J/(g x degrees C), is the metal pure gold? Defend your answer with calculations.

    asked by Olivia on May 28, 2012
  93. math

    To find the weight of the gold in a 22 karat gold object, multiply the object's weight by 0.917. To find the weight of the gold in an 18 karat gold object, multiply the object's weight by 0.583. A 22 karat gold statue and a 14 karat gold statue both weigh

    asked by Kymy on October 22, 2014
  94. word problem

    To find the weight of the gold in a 22 karat gold object, multiply the object's weight by 0.917. To find the weight of the gold in an 18 karat gold object, multiply the object's weight by 0.583. A 22 karat gold statue and a 14 karat gold statue both weigh

    asked by Kymy on October 21, 2014
  95. 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

    asked by Mike on November 22, 2010
  96. 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

    asked by chel on March 11, 2013
  97. micro economics

    1) Assume that the gold-mining industry is competitive. a) Illustrate a long-run equilibrium using diagrams for the gold market and for the a representative gold mine. b) Suppose that an increase in jewellery demand induces a a surge for in the demand for

    asked by Silvia on April 5, 2012
  98. 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:

    asked by Caroline on February 3, 2015
  99. MAT201

    Fluctuation in the prices of precious metals such as gold have been empirically shown to be well approximated by a normal distribution when observed over short interval of time. In May 1995, the daily price of gold (1 troy ounce) was believed to have a

    asked by Lamarr on October 15, 2011
  100. Distribution & probabilities

    Fluctuation in the prices of precious metals such as gold have been empirically shown to be well approximated by a normal distribution when observed over short interval of time. In May 1995, the daily price of gold (1 troy ounce) was believed to have a

    asked by SEMALAW on April 28, 2010