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- Multiple ChoicePlease save your changes before editing any questions.The time required for half of a sample of a radioactive substance to undergo nuclear decay is called __________.Decay TimeHalf LifeAtoms don't decayIsotope time
- Multiple ChoicePlease save your changes before editing any questions.Which type of radiation is most penetrating?GammaThey are equalBetaAlpha
- Multiple ChoicePlease save your changes before editing any questions.Which produces more energy--nuclear fission or nuclear fusion?FusionFissionThey produce the same amountIt depends on the elements used
- Multiple ChoicePlease save your changes before editing any questions.When one large nucleus is split into two smaller nuclei, the process is nuclear _____.FusionFissionTracingDecay
- Multiple ChoicePlease save your changes before editing any questions.Two or more nuclei combine to form one larger nucleus in the process of nuclear _____.FusionFissionTracingDecay
- Multiple ChoicePlease save your changes before editing any questions.Beta particles have a _____ charge+10-1+2
- Multiple ChoicePlease save your changes before editing any questions.How much Iodine-125 will remain after 100 years if the original sample had a mass of 80 grams and the half-life of I-125 is 25 years?20 grams2.5 grams5 grams10 grams
- Multiple ChoicePlease save your changes before editing any questions.
Which type of reaction does the diagram illustrate?
Fission
Fusion
Alpha Decay
Beta Decay
- Multiple ChoicePlease save your changes before editing any questions.
For the balanced equation, which particle is represented by X?
0-1 e
11 H
42 H
10 n
- Multiple ChoicePlease save your changes before editing any questions.
Which reaction represents fusion?
- Multiple ChoicePlease save your changes before editing any questions.
Which reaction represents fission?
- Multiple ChoicePlease save your changes before editing any questions.If 10 mg of iodine 131 is given to a patient, how much is left after 24 days? The half-life of iodine-131 is 8 days.1.25mg1.25g10g10mg
- Multiple ChoicePlease save your changes before editing any questions.
After 22,800 years, approximately what percentage of the original carbon-14 remains?
15%
12.5%
6.25%
3.125%
- Multiple ChoicePlease save your changes before editing any questions.What is the half-life of iodine-131?32 days8 days16 days24 days
- Multiple ChoicePlease save your changes before editing any questions.What particle completes this reaction?alpha particlebeta particlegamma particleneutron
- Multiple ChoicePlease save your changes before editing any questions.What is the symbol for an alpha particle?42He0-1e0+1 e10n
- Multiple ChoicePlease save your changes before editing any questions.What is the missing isotope that will balance the following nuclear equation?
94Be + 11H → _____ + 42He105B105Ne63Li63C - Multiple ChoicePlease save your changes before editing any questions.Which type of nuclear radiation is being emitted here?Alphabetagammanone
- Multiple ChoicePlease save your changes before editing any questions.Has the highest penetrating power. Can penetrate our body. Even several cm thick of lead or several meters thick of concrete cannot stop all of it.AlphaBetaGamma
- Multiple ChoicePlease save your changes before editing any questions.Has the symbolAlphaBetaGamma