Graciouzgigi9983 Graciouzgigi9983

22-05-2017
Physics

contestada

After two hours, 1/16 of the initial amount of a certain radioactive isotope remains undecayed. The half-life of the isotope is:

Respuesta :

orisisa orisisa

22-05-2017

The half life is 30 minutes.
30 mins- 1/2 left
60 mins- 1/4 left
90 mins- 1/8 left
120 mins- 1/16 left
120 mins= 2 hours

Answer Link

Otras preguntas

Which of these are by-products of cellular respiration? A) heat, carbon dioxide, and water B) ATP, carbon dioxide, and water C) ATP and carbon dioxide D) gluco

find an equation of the line passing through the given points. Use function notation to write the equation (-4,-5) and (-8,-6)

Read the following claim. The Town should regulate the height of building allowed on Main Street This would be categorized as: A)claim of definition B)claim of

the quotient of a number and 3 is 5. what is the number?

what's the inner core of the jovial planets made of

PLEASE HELP ME!!! WILL GIVE BRAINLIEST!!!!,find (f+g)(x) for the following functions. f(x)=6x^2+9x+8 g(x)=4x+6

Please select the word from the list that best fits the definition stories passed down by mouth from generation to generation

How much carbon dioxide can a single tree absorb in its lifetime?

What is the role of the skin in excretion?

Polygon ABCDE is reflected to produce polygon A'B'C'DE What is the equation for the line of reflection?