" The decay constant of a radio active substance is "0.173" ( years) "" ,Therefore: "

The decay constant of a radioactive substance is 0.173 (year)""^(-1) . Therefore

The decay constant of a radioactive substance is 0.173 ("years")^(-1) . Therefore:

The decay constant of a radioactive substance is 0.173 ("years")^(-1) . Therefore:

The decay constant of radioactive substance is 0.173 ("years")^(-1) . Therefore

The decay constant of a radioactive substance is 0.173 year^(-1) . Therefore,

The decay constant of a radioactive substance is 0.173 year^(-1) . Therefore,

The decay constant of radioactive substance is 4.33 xx 10^(-4) per year. Calculate its half life period .

Write the law of radioavtive decay. Decay constant of a radioactive substances is 10^(-3) per year. Calculate its half-life time in year.