A radioactive sample is measured to contain 1,000 mCi of radioactivity.If the decay constant of this isotope is 0.105 hr?¹, how much activity will remain after 48 hours?
A) 6.474 mCi
B) 7.368 mCi
C) 0.154 mCi
D) 15.445 mCi
Correct Answer:
Verified
Q10: An electron's binding energy is the amount
Q11: Who proposed the first model of the
Q12: Wavelength is represented by _.
A) lambda
B) Hertz
C)
Q13: The metric system, or SI, unit of
Q14: Which of the following is the most
Q16: The unit for frequency is 1/sec, called
Q17: The condition in which the half-life of
Q18: A mCi (millicurie)equals which of the following?
A)
Q19: The speed of light is _.
A) 3
Q20: The thickness of some added material required
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents