Radiation awareness

Draw an example of alpha particles

Explain characteristics xray by drawing

Describe bremstrahlung xray by drawing

Draw Li-9 (isotopes of Li)

500grams of Iodine-126 was left being decayed for 104 days. Calculate the final weight of iodine-126

Radium-226

Explain the hazards of Radium-226 decay. (State the type of its radioactive decay and its effect to human/cell)

1a) Uncle Azhar was expected has been breathing alpha-contaminated air consists of approximately 2700J of energy. Calculate the absorbed dose by his lung. (Weight of lung tissue = 1.1kg)

1b). Calculate the equivalent dose

1c) The radiation source was found at his working site which is radium-226 weigh 4.5kg. Calculate the time needed for the radium to decay until its final weigh is 0.56g.

1d) Calculate the effective dose