what is an atomic mass

Which if the following has the greatest number of particles4g of lithium (atomic mass of li=7) 4g of chlorine gas (cl2) (atomic
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2. asked by Waqar
3. 956 views
What is the mass defect of lithium? Assume the following:Atomic number of lithium = 3 Atomic mass of lithium = 7.0144 atomic
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2. 50 views
12) Naturally occurring argon is composed of 0.3365% of 36Ar (atomic mass, 35.9675 u), 0.0632% of 38Ar (atomic mass, 37.9627 u),
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2. asked by Luke
3. 1,229 views
What happens to the atomic mass of the elements moving from left to right within a period?The atomic mass decreases. The atomic
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2. 120 views
Chemical Reactions Quick Check4 of 44 of 4 Items Question From the Periodic table, it can be determined that iron (Fe) has an
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2. asked by SS
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Question From the Periodic table, it can be determined that iron (Fe) has an atomic mass of 56 amu, oxygen (O) has an atomic
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2. asked by Kopopolo
3. 162 views
QuestionFrom the Periodic table, it can be determined that iron (Fe) has an atomic mass of 56 amu, oxygen (O) has an atomic mass
1. 1 answer
2. 152 views
SO3 + H2O -> H2SO4given the atomic mass of hydrogen is 1amu, the atomic mass of oxygen is 16 amu, and one molecule of sulfuric
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Why is not a reason why the mass of an atom is expressed in atomic mass units rather than in grams?Scientists could not agree on
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2. 127 views
From the Periodic table, it can be determined that iron (Fe) has an atomic mass of 56 amu, oxygen (O) has an atomic mass of 16
1. 1 answer
2. 51 views