Question: Question 2 A radioactive sample at a lab contains a mixture of 223 Ra and 476a. There are initially twice as many calcium atoms as

Question 2 A radioactive sample at a lab contains a mixture

Question 2 A radioactive sample at a lab contains a mixture of 223 Ra and 476a. There are initially twice as many calcium atoms as there are radium atoms. What is the ratio of calcium atoms to radium atoms 4.00 weeks later? [Note that there are no units in this answer.) Use the following table for half-lites

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