Question

If the half-life of methylmercury in the human body is 70 days, what is a steady-state...

If the half-life of methylmercury in the human body is 70 days, what is a steady-state accumulation in mg in a person who consumes daily 2.6kg of fish containing 233.1 ppb methylmercury?

Homework Answers

Answer #1

61.21 mg methyl mercury will accumulate in a person's body who consumes daily 2.6kg of fish containing 233.1 ppb methylmercury.

Complete solution is shown below.

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
) A person weighing 50 kilograms eats 0.6 kg of fish containing 0.5 (ug /gm of...
) A person weighing 50 kilograms eats 0.6 kg of fish containing 0.5 (ug /gm of fish) mercury (Hg) two times a week. What is the steady state average concentration of Hg in the body of this person over time. Half-life (t1/2) of Hg in a person is 100 days.
Most of the internal radiation of the human body is due to a single isotope, the...
Most of the internal radiation of the human body is due to a single isotope, the beta emitter 40K, with half life of 1.28×109 years. The body contains about 0.35% potassium by mass; of this potassium, about 0.012% is 40K. • What is the total activity, in Bq, of a 70 kg human? • Each 40K decay produces a 1.3 MeV beta particle. If 40% of the energy of these decays is absorbed by the body, what dose, and what...
The half-life of Palladium-100 is 4 days. After 16 days a sample of Palladium-100 has been...
The half-life of Palladium-100 is 4 days. After 16 days a sample of Palladium-100 has been reduced to a mass of 3 mg. What is the mass 6 weeks after the start?
The half-life of 199Au is 3.14 days. a.)Convert the half-life to units of seconds. b.) What...
The half-life of 199Au is 3.14 days. a.)Convert the half-life to units of seconds. b.) What is the decay constant (in s−1) for this isotope? c.) Suppose a sample of 199Au has an activity of 0.360 µCi. What is this activity expressed in the SI unit of becquerels (Bq)? d.) Suppose a sample of 199Au has an activity of 0.360 µCi. What is this activity expressed in the SI unit of becquerels (Bq)? e.) Now suppose that a new sample...
Bismuth-210 is beta emitter with a half-life of 5.0 days. Part A If a sample contains...
Bismuth-210 is beta emitter with a half-life of 5.0 days. Part A If a sample contains 1.3 g of Bi-210 (atomic mass = 209.984105 amu), how many beta emissions occur in 14.0 days? Express your answer using two significant figures. betadecays Part B If a person's body intercepts 5.5 % of those emissions, to what dose of radiation (in Ci) is the person exposed? Express your answer using two significant figures. Dose of radiation = Ci
If the half-life of 201Tl is 3.0 days what is it activity in megabecquerels after 3.0...
If the half-life of 201Tl is 3.0 days what is it activity in megabecquerels after 3.0 days
Natural potassium contains 40K , which has a half-life of 1.277×109 years. What mass of 40K...
Natural potassium contains 40K , which has a half-life of 1.277×109 years. What mass of 40K in a person would have a decay rate of 4140 Bq? (b) What is the fraction of 40K in natural potassium, given that the person has 140 g in his body? (These numbers are typical for a 70-kg adult.)
In clinical studies, Inulin and para-amino hippuric acid given intraveneously until steady state is reached in...
In clinical studies, Inulin and para-amino hippuric acid given intraveneously until steady state is reached in a 70 kg man. Once steady state was reached, the following measurements were collected: arterial plasma concentration of inulin 0.18 mg/ml, of paraamino hippuric acid 0.21 mg/ml; renal venous plasma concentration of para-amino hippuric acid 0.0014 mg/ml; urine flow 2.2 ml/min; urinary concentration of inulin 11.0 mg/ml, of para-amino hippuric acid 5.5 mg/ml. What is Tm (transport maximum) for PAH secretion? Total Body Water...
An 85 kg patient swallows a 30 μCi beta emitter with a half-life of 5.0 days,...
An 85 kg patient swallows a 30 μCi beta emitter with a half-life of 5.0 days, and the radioactive nuclei are quickly distributed throughout his body. The beta particles are emitted with an average energy of 0.35 MeV, 90% of which is absorbed by the body. What dose equivalent does the patient receive in the first week?
A certain radioisotope has a half-life of 8.96 days. What percentage of an initial sample of...
A certain radioisotope has a half-life of 8.96 days. What percentage of an initial sample of this isotope remains after 20 days?