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Card 26
Front
*5 Outline why radioactivity may be a health hazard.
Back
Card 27
Front
*6 An isotope of iodine 131-I has a halflife of 8 days. How long would it take for 1g to be reduced to 0.125g of 131-I.
Back
Card 28
Front
*7 Radioactive iodine 131-I is used in medicine as a tracer. Give another use of radioactive isotopes apart from in medicine.
Back
Card 29
Front
What radioactive isotope is used in radiotherapy for the treatment of cancer?
Back
Card 30
Front
What is the isotope that emits gamma rays Cobalt-60 used in?
Back
Card 31
Front
What is the radioactive isotope used in radio dating?
Back
Card 32
Front
What is the radioactive isotope carbon-14 used in?
Back
Card 33
Front
What is an atomic orbital?
Back
Card 34
Front
How many electrons can a s sub shell hold?
Back
Card 35
Front
How many electrons can a p sub shell hold?
Back
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