I need help for all the answers pls rn pls asap
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Answers: 3
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Calculate the number of moles of ethane in 100 grams
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Water undergoes a large change in density at 0 ∘ c as it freezes to form ice. calculate the percent change in density that occurs when liquid water freezes to ice at 0 ∘ c given that
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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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