Chemistry, 16.08.2021 17:20 jvanegas6797
How old is a piece of cotton cloth if the half-life of carbon-14 is 5,730 years, and the carbon-14 composition of the cloth is 22 percent that of living plants?
Answers: 2
Chemistry, 21.06.2019 19:00
Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.
Answers: 2
Chemistry, 22.06.2019 00:00
For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have
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Chemistry, 22.06.2019 10:00
What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? a) 6 b) 8 c) + 1 d) 12 e) 18
Answers: 1
How old is a piece of cotton cloth if the half-life of carbon-14 is 5,730 years, and the carbon-14 c...
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