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Science Clinic => Chemistry => Topic started by: saliriagwu on Jul 8, 2021

Title: A 14-karat gold ring contains 58.3% gold and weighs 12.41 g. If gold sells for $308.00/ounce, what ...
Post by: saliriagwu on Jul 8, 2021

Question 1

1.00 oz of gold (density = 19.3 g/mL) can be hammered into a sheet that would cover a area. How thick would such a sheet be in centimeters? (1 oz= 28.350 g)
◦ 1.58 × 10-5 cm
◦ 4.82 × 10-4 cm
◦ 4.02 × 10-5 cm
◦ 6.33 × 104 cm
◦ 2.11 × 10-5 cm

Question 2

A 14-karat gold ring contains 58.3% gold and weighs 12.41 g. If gold sells for $308.00/ounce, what is the value of the gold in the ring?
◦ $116
◦ $135
◦ $231
◦ $58.90
◦ $78.60
Title: A 14-karat gold ring contains 58.3% gold and weighs 12.41 g. If gold sells for $308.00/ounce, what ...
Post by: orangecrush on Jul 8, 2021

Answer 1

1.58 × 10-5 cm

Answer 2

$78.60
Title: Re: A 14-karat gold ring contains 58.3% gold and weighs 12.41 g. If gold sells for $308.00/ounce, wh
Post by: OMAR TAWILEH on Jan 17, 2022
Thank You