Chemistry, asked by raj3435, 9 months ago

Half life of a radioactive element is 5 years. The fraction of the element that remains after 20 years is

Answers

Answered by haridasan85

7

Answer:

5 yrs...... 1/2

lOyrs..... 1/4

I5 yrs. I/8

20 yrs. 1/16. Ans

Previous Question

Next Question

Similar questions

English, 5 months ago

what is the full form of RBI...

English, 5 months ago

How does the story suggest the optimism helps to • Endure the direct stross?? 120words ...

Math, 5 months ago

i ______( being already ) to read the texts in mt English textbook again...

Math, 9 months ago

x+4y=0 x+3y=9 solve it in substitution method...

History, 9 months ago

highlight the different provision which war made by nazism? for german youth to enter in nazi organisation?

Physics, 11 months ago

plz tell answer question is written below...

Math, 11 months ago

so the height is 17 than how the base is 51...

Economy, 11 months ago

Describe any 4 factors that required to set up MNCs . Explain...