Uranium-235 would be more useful for dating in Cambrian time because Cambrian time was 540 million years ago while the half life of carbon-14 is only 5,730 years
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Dexter already has 4 and he gets 38 so 4+38=42. Than 42/6=7. 7 plates on each table.
There are six protons and eight neutrons present in the carbon atom as shown.
<h3>What is the nucleus?</h3>
The nucleus of an atom consists of its protons and its neutrons. The protons are positively charged while the neutrons have no charge.
From the symbol of the element as shown in the question, we can see that there are six protons and eight neutrons present.
Learn more about nucleus of atoms:brainly.com/question/10658589
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Answer:
2.04 mol
Explanation:
At STP, 1 mole = 22.4 L
45.6 L of H2 * (1 mole of H2 / 22.4 L ) = 2.04 mol
Answer:
A metal only replaces a metal, and a nonmetal only replaces a nonmetal. Only a more reactive element can replace the other element in the compound with which it reacts.