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Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.
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If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?
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How many neutrons does an element have if its atomic number is 50 and its mass number is 166
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How many atoms of aluminum are in 0.1 mol of aluminum?...
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