what is the karat count of gold in a bracelet that contains 15 grams of gold and 5 grams of silver
11,500 results
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

Social Studies
Why were Kushites so eager to trade their gold for Egypt's grain? A. They did not have enough land to farm and needed food more than gold.** B. They worshiped grain as a god and so preferred it more than gold. C. They were afraid Egypt would take force if

science (9th grade)
A form of 18 karat white gold contains 75% gold and 25% palladium. What type of solution is this? Specify which element is the solute and which is the solvent. help???

Science
he specific heat of gold is 0.031 cal/g°C. Fifty grams of gold will require ____ calories to raise the temperature 1°C. 3.1 6.2 1.55 50

Physical Science
Does this answer look correct? How many gold atoms are in a 1 kg gold bar? The chemical symbol of gold is Au. Consult The Periodic Table in Figure 11.9 on p. 216 in the textbook. Hint: Remember 1u=1.66x1027kg. 1 mole= 6.022x1023, which is Avogadro’s

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?

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

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

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.

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

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

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.

Algebra
A goldsmith has two gold alloys. The first alloy is 20% gold; the second alloy is 60% gold. How many grams of each should be mixed to produce 40 grams of an alloy that is 30% gold? amount of 20% gold_____g Amount of 60% gold_____g

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 %

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

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

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 5.8 109 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

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

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

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

Physics please check
The "karat" is a dimensionless unit that is used to indicate the proportion of gold in a goldcontaining alloy. An alloy that is one karat gold contains a weight of pure gold that is one part in twentyfour. What is the volume of gold in a 20.0 karat gold

Physical Science
Suppose an all good crown has mass m=3800 grams. Gold has a density of 19 grams/ cm^3. What is the volume of water displaced by a gold crown (in cm^3)? Please help :)

chem
14 carat gold has a purity of 58.3%. How many moles of gold are in 137 grams of 14 carat gold? Answer in units of moles.

college algebra
a chemist has two alloys one of which is 5% gold and 15% lead and the other of which is 25% gold and 30% lead how many grams of each of the two alloys should be used to make an alloy that contains 40g of gold and 93g of lead ?

Math Concentration
Joe has a ring weighing 10 grams made of an alloy of 13% silver and the rest gold. He decides to melt down the rings and add enough silver to reduce the gold content to 69%. How many grams of silver should he add? My set up is: 10 (.13 + .87) = 10 (.13 + X

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

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

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?

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?

science
howmany number of gold atoms are present in 0.6 of 18 carat gold. 24 carat gold is taken as 100 % pure gold

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

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

science
what is the karat count of gold in a bracelet that contains 15 grams of gold and 5 grams of silver

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

Algebra 2
The purity of gold is measured in karats. Twentyfour karat gold is pure gold and k karat gold is k/24 gold by mass. One piece of 16karat gld jewelry has a mass of 30 grams and another piece of 10karat gold jewelry has a mass of 40 grams. Find the number

Physics
The karat is a dimensionless unit that is used to indicate the proportion of gold in a goldcontaining alloy. An alloy that is one karat gold contains a weight of pure gold that is one part in twentyfour. What is the volume of gold in a 20.0karat gold

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

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

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

Physics, still don't get it!
The "karat" is a dimensionless unit that is used to indicate the proportion of gold in a goldcontaining alloy. An alloy that is one karat gold contains a weight of pure gold that is one part in twentyfour. What is the volume of gold in a 20.0 karat gold

Physics
The "karat" is a dimensionless unit that is used to indicate the proportion of gold in a goldcontaining alloy. An alloy that is one karat gold contains a weight of pure gold that is one part in twentyfour. What is the volume of gold in a 20.0 karat gold

Math
a person takes 10k gold bracelet weighing 80g to a gold buyer. the gold buyer offers them $1000 cash. calculate the value of the bracelet and determine if the person is losing money. assume the gold price $1400/oz. what is the answer?

problem solving
You purchased 18 karat gold chain that weights 15 grams. How much gold did you purchase in grams? In carats? (1 carat=0/2 grams)

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

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

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

math
jewelry marked 14 karat gold is 14/25 pure gold. what is the percent

math
jewelry marked 14 karat gold is 14/24 pure gold. what is the percent

English
1. He will give a golden apple to the man. 2. He will give a gold apple to the man. [Can we use both 'golden' and 'gold' in the sentence?] 3. She has a golden watch and a golden bracelet. 4. She has a gold watch and a gold bracelet. [In the sentences,

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

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.

MATH
One particle(atom) of gold weight 197 atomic mass units. One atomic mass unit is approximately 1.6601 x 10^24 grams. How many particles of gold are there in 197 grams of gold? Use scientific notation where and when appropriate.

algebra
assume that a jeweler needs 80 grams of an alloy that is 30% gold. He has avaliable one alloy that is 5% gold and another that is 85% gold; he will mix some of each If x equal the number of grams of the first alloy (so the number of grams of the second is

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

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

Chemistry
How many grams silver is added to 13 grams gold to produce 85% gold alloy?

Chemistry
How many grams silver is added to 13 grams gold to produce 85% gold alloy?

Chemistry
How many grams silver is added to 13 grams gold to produce 85% gold alloy?

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?

AP Chemistry
14 carat gold has a purity of 58.3%. How many moles of gold are in 172 grams of 14 carat gold? Answer in units of moles

physics
gold and silver have densities of 19.3 and 10.5 grams per cubic centimer, respectively. If you have eual volumes of each, which one will have the larger mass? I am thinking the gold. how do i prove it? Thank you

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

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?

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?

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 goldsilver alloy? The density of silver is 10.5 g/mL and gold that of gold is 19.3 g/mL. Show

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

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 goldsilver alloy? The density of silver is 10.5 g/mL and gold that of gold is 19.3 g/mL

physics honors
Suppose that pure gold was to be made into a very long, thin wire for highend 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

Math
A safety deposit box contains three ancient Roman coins: #1 both sides are silver #2 both sides are gold #3 one side is silver, the other gold You are blindfolded, then you pick a coin, then toss it so that it lands on the floor. At this point, the sample

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

Social Studies
Why were Kushites so eager to trade their gold for Egypt's grain? A. They did not have enough land to farm and needed food more than gold. ***? B. They worshiped grain as a god and so preferred it more than gold. C. They were afraid Egypt would take it by

Physics(class) /Math (problem)
Joe has a ring weighing 16 grams made of an alloy of 20% silver and the rest gold. He decides to melt down the rings and add enough silver to reduce the gold content to 69% . How many grams of silver should he add?

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

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

Please help me
Suppose a customer brings a gold bracelet to a jeweler and asks for it to be changed into a gold ring. Which of the following is true? (1 point) The physical property of color will be changed. The bracelet will go through a chemical change. The composition

chemistry
A 14 karat gold alloy contains 58% m/m gold. How much of this alloy can a jeweler make using 50.0 g of pure gold?

Chemistry
A bracelet containing .200 mol of metal atoms is 75% gold. How many particles of gold atoms are in the bracelet?

physics
The British Sovereign coin is an alloy of gold and copper having a total mass of 7.988 g and is 22karat 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

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

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

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

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)

PreCalc
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

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

math
Eight sided dice can be described as two square based pyramids stuck together at the bases. Their faces are equilateral triangles. If the edge of one die is 2mm, find the difference in materials cost between a solid gold die and a “gold” painted

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?

College Algebra  Chemistry
A goldsmith has two gold alloys. The first alloy is 25% gold and the second is 55% gold. How many grams of each should be mixed to produce 40 grams of an alloy that is 43%?

algebra
A chemist has x grams of an alloy that is 20% silver and 10% gold, and y grams of an alloy that is 25% silver and 30% gold. Express the number of grams of gold in the two allows in terms of x and y.

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

Chemistry
14 carat gold has a purity of 58.3% How many moles of gold are in 124 grams of 14 carat gold ?! Answer in units of moles. how would yu do this problem ?! explain pleasee. !

Englsih
1. He gave the gold bracelet to me for my birthday. 2. He gave the gold bracelet to me on my birthday.  What is the difference between the two sentences. For #2, he gave it on the very birthday. For #1, he may have given it on the very

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

Math
If 241.5 grams of gold has a volume of 12.5 cubic centimeters, what is the density of gold?

chemistry
How many grams silver (Ag) is added to 13 grams gold to produce 85% gold (Au) alloy? Can someone please give me the derived formula to be used? I had managed to solve it though I'm not quite sure if it's correct. i got 73.67g Ag, can someone please correct

AP Chemistry
14 carat gold has a purity of 58.3%. How many moles of gold are in 138 grams of 14 carat gold? Answer in units of moles.

chemistry
14 carat gold has a purity of 58.3%. how many moles of gold are in 155 grams of 14 carat gold? answer in units of moles.

chem
gold hasa density of 19 g/cm^3 if an 18 inch necklace is made of pure gold how much would it weigh in grams if it is 1 cm wide and 1 mm thick

Science
One troy ounce of gold is worth $380. There are 33.8 grams per troy ounce. You have a stock colloidal solution of a very fine gold dust. Its concentration is .1% w/v. from this solution, 1 ml is placed in 9 ml of an isotonic, pH buffered solution to make a

Chemistry
Fool's gold is not gold at all but only lead IV sulfide. If you have 751.0 grams of lead how many grams of fool's gold can you make? Ans: Pb+2S>PbS2 Given * (1/amu of given) * (mol of find/mol of given) * (amu of find/1mol)

algebra
Joe has a ring weighing 15 grams made of an alloy of 20 silver and the rest gold. He decides to melt down the rings and add enough silver to reduce the gold content to 67 . How many grams of silver should he add?