Chemistry, 07.06.2021 23:50 Nyasiahenry
A carbon sample from an ancient bone is found to be only one-fourth as reactive as a new bone. The half- life of carbon is 5730 years. Estimate the age of the ancient bone.
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Chemistry, 22.06.2019 02:30
Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.
Answers: 1
Chemistry, 22.06.2019 19:30
Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons
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Chemistry, 22.06.2019 21:00
What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays
Answers: 3
A carbon sample from an ancient bone is found to be only one-fourth as reactive as a new bone. The h...
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