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What is the half-life of a radioisotope if a 40 g sample becomes 10 g after 20 minutes?
Wiki User
∙ 11y ago
Verified answer
10 minutes. APEX ^-^
Wiki User
∙ 11y ago
Wiki User
∙ 15y ago10 grams, because its half life will be decreased by half two times. 10 grams.
Wiki User
∙ 13y agoAfter first 5 days you have 5 grams. then next 5 days 2.5 grams, then next 5 days 1.25 g, then last 5 days 0.625 g.
Wiki User
∙ 10y agoIf the isotope nitrogen 13 has a half life of 10 when starting with 40 grams you will have 10 grams left after 20 minutes. There are 10 minutes and 30 second in half a minute.
Wiki User
∙ 6y agoThe sample will have 12,5 grams.
Wiki User
∙ 14y ago1.5grams
Jack Karle
10
What is the half life of a radioisotope if a 100g sample becomes 25g after 18 years?
9 years
What is half life of a radioisotope if a g sample becomes g after 16 hours?
16 hours.
What does the half life tell about a radioisotope?
How long it takes for half of a sample to decay to another form.
What does the half life of a radioisotope correspond to?
The length of time required for half of a sample of radioactive material to decay
The halflife of Na24 is 15 hours When there are 1000 atoms of Na24 in a sample a scientist starts a stopwatch The scientist stops the stopwatch at 45 hours there are atoms of Na24 rema?
125
What is the half life of a radioisotope if a 100g sample becomes 25g after 18 years?
9 years
What is the half of a radioisotope if a 100 g sample becomes 50 g after 20 years?
20
What is the half-life of a radioisotope if a g sample becomes g after 16 hours?
16 hours.
What is the half life of a radioisotope if a g sample becomes 5 g after 2 days?
1
What is half life of a radioisotope if a g sample becomes g after 16 hours?
16 hours.
What is the half life of a radioisotope if a 50 sample becomes 25 after 18 days?
18 days
What is the half life of a 0.5 g sample of radioisotope that decayed to 0.125 g in 9.6?
4.8 minutes
What is the half-life of a radioisotope if a 20-g sample becomes 10-g after 16 hours?
16 hours.
What is the half life of a radioisotope if a 100g sample becomes 50 g after 20 years?
20 years (APEX)
What is the half life of a radioisotope if a 20 g sample becomes 10 g after 16 hours?
The half-life is 16 hours.
What fraction of a technetium radioisotope sample?
Please explain "sampke".
What does the half-life a radioisotope indicate?
The rate of decay for a radioactive sample
