The chlorine isotope with 18 neutrons has an abundance of 0.7577 and a mass<span> number of 35 amu. To </span>calculate<span> the </span>average atomic mass<span>, multiply the fraction by the </span>mass<span> number for each isotope, then add them together.
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Answer :=11
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Answer:
Solids have the lowest kinetic energy so vibrate very little. Liquids have more kinetic energy so particles slide past each other. Gases have the most kinetic energy so fly around in the air
Explanation:
Brainliest much appricated
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potassium sulfate or A because K2 is potassium and SO4 is sulfate
Number of moles = 0.0688 moles of NaoH
volume = 0.250 L
Molarity = moles of solute / volume ( L )
M = 0.0688 / 0.250
M = 0.28 M
Answer B
