Chemistry, 25.10.2021 22:30 anytka21ovxqoa
What is the difference between the mass number and the atomic mass? Why is the mass number a good approximation for atomic mass
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Chemistry, 22.06.2019 12:30, ethanw8973
If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?
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What is the difference between the mass number and the atomic mass? Why is the
mass number a good...