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A sample of charcoal is

a piece of charcoal containing 25.0g of carbon is found in some remains of ancient city. The sample shows carbon 14 activity R
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2. asked by Harrison
3. 643 views
A 25.0 gram piece of charcoal is found in some ruins of an ancient city. The sample shows a 14C activity, R, of 250 decays/min.
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2. asked by Kristina
3. 1,015 views
A sample of charcoal is found to have only 1/8th of Carbon-14. Half-life of Carbon-14 is 5730yrs, what is the age of the
1. 2 answers
2. asked by Anonymous
3. 628 views
Identify the kind of sample that is described.A student artist selected a random sample of 5 charcoal sketches, a random sample
1. 7 answers
2. 29 views
A sample of charcoal in 1995 has a 14C activity of 7.35dpm g^-1. What are tje age of the charcoal, the corrected age (years BP)
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2. asked by Jason
3. 533 views
Use the following information to answer the next question.A sample of charcoal is placed in a bomb calorimeter, calibrated up to
1. 5 answers
2. 45 views
What other natural resource is mixed with these pigments to make paint?(1 point) Responses oils oils graphite graphite charcoal
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2. asked by Trust Me I'm A !NERD!
3. 10 views
Charcoal from an ancient campfire has a ratio of 14C to 12C that is one- fourth that of new wood. About how old is the charcoal?
1. 3 answers
2. asked by Terrance
3. 2,607 views
Use the following information to answer the next question.Consider the following reaction: Charcoal(s) + O2 à CO2 DH = –23.82
1. 3 answers
2. 73 views
A sample of charcoal from an archaeological site contains 55 g of carbon and decays at a rate of .877 Bq. How old is it?ok I am
1. 1 answer
2. asked by J
3. 2,867 views