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Thallium consists of 29.5%TI-203 and 70.5%TI-205. What is the relative atomic mass of thallium?
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Thallium consists of 29.5%TI-203 and 70.5%TI-205. What is the relative atomic mass of thallium?

User Condad
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atomic mass :

29.5 * 203 + 70.5 * 205 / 100 =

5988.5 + 14452.5 / 100 =

20441 / 100 = 204.41 u

atomic mass of Thallium 204.41 u

hope this helps!



User Anuith
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