Naturally occurring thallium has two isotopes thallium-203
Naturally occurring thallium has two isotopes, thallium-203 (202.9723442 amu) and thallium-205 (204.9744275 amu).The atomic mass of thallium is 204.38 amu. What is the percent of thallium-205?
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naturally occurring thallium has two isotopes thallium-203 2029723442 amu and thallium-205 2049744275 amuthe atomic
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