Chemistry, 21.05.2021 18:30 shadowentity43
Charcoal samples from Stonehenge in England emit 45.1% of the disintegrations per gram of carbon per minute expected for living tissue. What is the age of this charcoal?
A. 3550 years
B. 6580 years
C. 4410 years
D. 9190 years
Please help!!!
Answers: 3
Another question on Chemistry
Chemistry, 22.06.2019 02:30
When svante arrhenius first proposed his acid-base theory, he was a doctoral candidate. his professors thought his ideas were unfounded. within a decade, the arrhenius theory of acid-base was widely accepted and praised within the scientific world. arrhenius defined acids as compounds having ionizable hydrogen and bases as compounds with ionizable a) barium. b) hydronium. c) hydroxide. d) oxygen.
Answers: 3
Chemistry, 22.06.2019 09:30
Why do cells appear different in distilled water than they do in 10% salt water?
Answers: 2
Chemistry, 22.06.2019 17:00
What is the approximate vapor pressure when the gas condenses at 70 degrees celsius
Answers: 2
Chemistry, 22.06.2019 18:00
What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j
Answers: 1
You know the right answer?
Charcoal samples from Stonehenge in England emit 45.1% of the disintegrations per gram of carbon per...
Questions
Mathematics, 29.12.2019 09:31
Mathematics, 29.12.2019 09:31
Mathematics, 29.12.2019 09:31
History, 29.12.2019 09:31
Mathematics, 29.12.2019 09:31
Social Studies, 29.12.2019 09:31
Mathematics, 29.12.2019 09:31
Mathematics, 29.12.2019 09:31
Chemistry, 29.12.2019 09:31
English, 29.12.2019 09:31
