Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Please check your email for login details.
MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping

Half life of radioactive element is 5 minutes at the end of 20 minutes its ___________ % quantity is disintegrated

Half life of radioactive element is 5 minutes at the end of 20 minutes its ___________ % quantity is disintegrated

Grade:12th pass

1 Answers

Bhavya
askIITians Faculty 1281 Points
4 years ago
Dear student
in 5 minutes a quantity becomes ½ of its original value.Since 20 minutes = 4 half lives thus the quantity of substance would remain as (1/2)^4 = 1/16

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free