a certain radioactive substance is

A human body required 0.01 m activity of radioactive substance after 24 hours .Half li of radioactive substance is 6 hours .Then
1. 1 answer
2. asked by Aashika Jain
3. 887 views
Every week, 2/5 of a radioactive substance remains from an initial amount of 150mg.How many milligrams of the radioactive
1. 1 answer
2. 101 views
Nick starts with 20milligrams of a radioactive substance. The amount of the substance decreases by 1/2 each week for a number of
1. 1 answer
2. 124 views
Grace starts with 100 milligrams of a radioactive substance. The amount of the substance decreases by 14each week for a number
1. 1 answer
2. 96 views
Nick starts with 20milligrams of a radioactive substance. The amount of the substance decreases by 1/2 each week for a number of
1. 1 answer
2. 120 views
An artifact was found with a radioactive substance present. The function f(x)=16(.90)x can be used to determine the amount of
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2. 101 views
Demarco starts with 10 milligrams of a radioactive substance. The amount of the substance decreases by 40% each week for a
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2. 130 views
Nick starts with 20 milligrams of a radioactive substance. The amount of the substance decreases by ½ each week for a number of
1. 1 answer
2. 85 views
Demarco starts with 10 milligrams of a radioactive substance. The amount of the substance decreases by 40% each week for a
1. 3 answers
2. 85 views
Virginia starts with 200milligrams of a radioactive substance. The amount of the substance decreases by 25% each week for a
1. 1 answer
2. 101 views