Allykenn8i8elabbo
Allykenn8i8elabbo Allykenn8i8elabbo
  • 19-03-2016
  • Physics
contestada

A certain radioactive substance has a half life of one hour.if you start with 1g of the material at noon how much will be left at 3:00 PM?

Respuesta :

BeatZScripT BeatZScripT
  • 20-03-2016
there will be 0.125g (1/8th) left of that radioactive substance by 3:00pm
12:00 = 1g
1:00 = 0.5g
2:00 = 0.25g
3:00 = 0.125g
Answer Link

Otras preguntas

In ΔPQR, the measure of ∠R=90°, RQ = 55, PR = 48, and QP = 73. What ratio represents the sine of ∠Q?
2. Answer the following question. A. First woman leader of a Muslim country in modern history._________B. First Indo-American woman in space_______C. First cele
the hilly region of Nepal is known as citrus fruit area give reason why is it so?​
quienes son los protagonistas de la inspiración​
يمثل الشكل المقابل قاعة حفلات نكون من مربع و مستطيل و نصف فرص مع العلم أن قطر المربع 13 m و قطر المستطيل 15 m يريد صاحبها تبليطها لبلاد سعر المتر المربع الواحد
Why would a virus in a tissue affect an entire organ system? How would you explain what a tissue is to our readers who may not know?
What is 0.564 written in expanded form?
looking at the pure subtances :water,oxygen,copper, can you tell by looking at them if it is pure or not ? explain your answer using example...​
The value of Maggie's car decreased by 20% since last year, when she bought it. If the car is now worth $15,000.00, how much was the car worth when she bought i
in what place the performers usually perform their music medieval​