The half life of a radioactive substance is 14 days. If 48g of this substance is stored, after how many days will 1.5g of the original substance remain? by Sunday | May 23 | Physics WAEC | 0 comments A. 84 days B. 70 days C. 56 days D. 40 days Correct Answer: Option B B. 70 days Users Also Read These:If the fraction of the atoms of a radioactive…The count rate of radioactive material is 800…In 24 days a radioactive isotope decreases in mass…A radioactive substance has a half-life of 20 days…A radioactive substance of mass 768g has a half-life…