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The Activity of a Radioactive Sample Is the Number of Decay

Question 103

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The activity of a radioactive sample is the number of decay events per second.The SI unit of activity is the becquerel.An older unit for activity is the curie.What is the activity in Bq of a sample with an activity of 47 µCi of radiation? (1 Bq = 1 decay/s and 1 Ci = 3.7 The activity of a radioactive sample is the number of decay events per second.The SI unit of activity is the becquerel.An older unit for activity is the curie.What is the activity in Bq of a sample with an activity of 47 µCi of radiation? (1 Bq = 1 decay/s and 1 Ci = 3.7 10<sup>10 </sup>Bq) A) 7.9 10<sup>2</sup> Bq B) 7.9 10<sup>8</sup> Bq C) 1.7 10<sup>12</sup> Bq D) 1.7 10<sup>6</sup> Bq E) 1.3 10<sup>-16</sup> Bq 1010 Bq)


A) 7.9 The activity of a radioactive sample is the number of decay events per second.The SI unit of activity is the becquerel.An older unit for activity is the curie.What is the activity in Bq of a sample with an activity of 47 µCi of radiation? (1 Bq = 1 decay/s and 1 Ci = 3.7 10<sup>10 </sup>Bq) A) 7.9 10<sup>2</sup> Bq B) 7.9 10<sup>8</sup> Bq C) 1.7 10<sup>12</sup> Bq D) 1.7 10<sup>6</sup> Bq E) 1.3 10<sup>-16</sup> Bq 102 Bq
B) 7.9 The activity of a radioactive sample is the number of decay events per second.The SI unit of activity is the becquerel.An older unit for activity is the curie.What is the activity in Bq of a sample with an activity of 47 µCi of radiation? (1 Bq = 1 decay/s and 1 Ci = 3.7 10<sup>10 </sup>Bq) A) 7.9 10<sup>2</sup> Bq B) 7.9 10<sup>8</sup> Bq C) 1.7 10<sup>12</sup> Bq D) 1.7 10<sup>6</sup> Bq E) 1.3 10<sup>-16</sup> Bq 108 Bq
C) 1.7 The activity of a radioactive sample is the number of decay events per second.The SI unit of activity is the becquerel.An older unit for activity is the curie.What is the activity in Bq of a sample with an activity of 47 µCi of radiation? (1 Bq = 1 decay/s and 1 Ci = 3.7 10<sup>10 </sup>Bq) A) 7.9 10<sup>2</sup> Bq B) 7.9 10<sup>8</sup> Bq C) 1.7 10<sup>12</sup> Bq D) 1.7 10<sup>6</sup> Bq E) 1.3 10<sup>-16</sup> Bq 1012 Bq
D) 1.7 The activity of a radioactive sample is the number of decay events per second.The SI unit of activity is the becquerel.An older unit for activity is the curie.What is the activity in Bq of a sample with an activity of 47 µCi of radiation? (1 Bq = 1 decay/s and 1 Ci = 3.7 10<sup>10 </sup>Bq) A) 7.9 10<sup>2</sup> Bq B) 7.9 10<sup>8</sup> Bq C) 1.7 10<sup>12</sup> Bq D) 1.7 10<sup>6</sup> Bq E) 1.3 10<sup>-16</sup> Bq 106 Bq
E) 1.3 The activity of a radioactive sample is the number of decay events per second.The SI unit of activity is the becquerel.An older unit for activity is the curie.What is the activity in Bq of a sample with an activity of 47 µCi of radiation? (1 Bq = 1 decay/s and 1 Ci = 3.7 10<sup>10 </sup>Bq) A) 7.9 10<sup>2</sup> Bq B) 7.9 10<sup>8</sup> Bq C) 1.7 10<sup>12</sup> Bq D) 1.7 10<sup>6</sup> Bq E) 1.3 10<sup>-16</sup> Bq 10-16 Bq

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