Calculate the number of alpha particles emitted by 3.9 mg of this nuclide in 4 minutes...
Calculate the number of alpha particles emitted by 3.9 mg of this nuclide in 4 minutes ?
The half-life of 235U, an alpha emitter, is 7.1×108 yr.
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Calculate the number of alpha particles emitted by 3.9 mg of
this nuclide in 4 minutes...
The half-life of 235U, an alpha emitter, is 7.1×1087.1×108 yr. Calculate the number of alpha particles...
The half-life of 235U, an alpha emitter, is 7.1×1087.1×108 yr. Calculate the number of alpha particles emitted by 9.0 mg of this nuclide in 1 minute someone please help
The half-life of 235U, an alpha emitter, is 7.1×108 yr. Part A Calculate the number of...
The half-life of 235U, an alpha emitter, is 7.1×108 yr. Part A Calculate the number of alpha particles emitted by 3.4 mg of this nuclide in 3 minutes. Express your answer using two significant figures. TIME GIVEN IS 3 MINUTES
Assuming that each atom that decays emits one alpha particle, how many alpha particles are emitted...
Assuming that each atom that decays emits one alpha particle, how many alpha particles are emitted per minute by a 0.00304-g sample of 226Ra that is free from its decay products? The half-life of 226Ra is 1.60×103 y and the mass of a 226Ra atom is 226.025 u.
please help me with answers thanks Experiment 14 - Nuclear Chemistry iven 0.050 mg of technetium-99m,...
please help me with answers thanks
Experiment 14 - Nuclear Chemistry iven 0.050 mg of technetium-99m, a radioactive isotope with a half. 5. A patient is given 0.050 mg of technetium-99m, a radioactive life of about 6.0 hours. How much technetium will remain after 24 hours hours? after 24 hours? After 48 6. A patient receives a 58-mg dose of 1-131 to obtain an image of her thyroid. If the nuclide has a half-life of 8 days, how long will...
Particles are emitted by material with wet radioactivity according to Poisson process with a rate of...
Particles are emitted by material with wet radioactivity according to Poisson process with a rate of 10 particles emitted every half minute, which is to say the time between two emissions is independent of each other and has an exponential distribution. 1) What is the probability that (after ) the 9th particle is emitted at least 5 seconds earlier than the 10th one ? 2) What is the probability that, up to minutes, at least 50 particles are emitted? Write...
alpha decay tne menes valy widuery, Wnclcer the emitted alpha particles vary little (3 marks) The following expression holds for the half-life of an alpha emitter: (b) where C and D are (approximatel...
alpha decay tne menes valy widuery, Wnclcer the emitted alpha particles vary little (3 marks) The following expression holds for the half-life of an alpha emitter: (b) where C and D are (approximately) constant and D4 if Ea is in units of MeV Use this formula to calcuiate the ratio of the half-lives of Ra (a 5.685 MeV) and Ra (Ea 7.453 MeV). Compare your result with the ratio of the experimentally observed half-lives for 3 Ra (r 3.66 days)...
Alpha particles emitted from radioactive radium has an energy of 4.8 MeV (million electron volts). Calculate...
Alpha particles emitted from radioactive radium has an energy of 4.8 MeV (million electron volts). Calculate the de Broglie wavelength of one of these alpha particles, given the following data: (mass of alpha particle = 6.6 x 10-24 g h=6.6 x 10-27 erg sec 1.0 MeV = 1.6 x 10-6 erg 1 erg=1 g cm² sec-2)
just give me the answer i dont need an explanation When the nuclide radium-226 undergoes alpha...
just give me the answer i dont need an explanation
When the nuclide radium-226 undergoes alpha decay: The name of the product nuclide is The symbol for the product nuclide is Submit Answer Retry Entire Group 6 more group attempts remaining Fill in the nuclide symbol for the missing particle in the following nuclear equation He + BOTH Write a balanced nuclear equation for the following: The nuclide bismuth-214 undergoes alpha emission. (Use the lowest possible coefficients.) When the nuclide...
Questions 1-4 1.Calculate the mass defect and the binding energy/nucleon of the nuclide Be, which has...
Questions 1-4
1.Calculate the mass defect and the binding energy/nucleon of the nuclide Be, which has a mass of 9.012 182 24 amu. The mass of a proton is 1.007 276 47 amu and the mass of a neutron is 1.008 664 90. One amu - 1.6605 x 10 kg and the speed of light is 3.00 x 10 m/s. 2. Write the nuclear equation for each of the following reactions. Refer to a periodic table. a. the alpha decay...
(d) Due to alpha decay, l mole of uranium-238 produces 2.96 106 alpha particles per second. Find the half-life, giving...
(d) Due to alpha decay, l mole of uranium-238 produces 2.96 106 alpha particles per second. Find the half-life, giving your answer in units of years. [5 marks] (e) The average mass of the atoms in a 0.100 kg block of pure carbon is 12.01 u. A small fraction of the atoms are radioactive, with a decay constant of 3.90 x 10-12s. If the activity of the carbon block is 97.8 Bq, calculate what fraction of the atoms are radioactive...
please help me with answers thanks
Experiment 14 - Nuclear Chemistry iven 0.050 mg of technetium-99m, a radioactive isotope with a half. 5. A patient is given 0.050 mg of technetium-99m, a radioactive life of about 6.0 hours. How much technetium will remain after 24 hours hours? after 24 hours? After 48 6. A patient receives a 58-mg dose of 1-131 to obtain an image of her thyroid. If the nuclide has a half-life of 8 days, how long will...
alpha decay tne menes valy widuery, Wnclcer the emitted alpha particles vary little (3 marks) The following expression holds for the half-life of an alpha emitter: (b) where C and D are (approximately) constant and D4 if Ea is in units of MeV Use this formula to calcuiate the ratio of the half-lives of Ra (a 5.685 MeV) and Ra (Ea 7.453 MeV). Compare your result with the ratio of the experimentally observed half-lives for 3 Ra (r 3.66 days)...
Alpha particles emitted from radioactive radium has an energy of 4.8 MeV (million electron volts). Calculate the de Broglie wavelength of one of these alpha particles, given the following data: (mass of alpha particle = 6.6 x 10-24 g h=6.6 x 10-27 erg sec 1.0 MeV = 1.6 x 10-6 erg 1 erg=1 g cm² sec-2)
just give me the answer i dont need an explanation
When the nuclide radium-226 undergoes alpha decay: The name of the product nuclide is The symbol for the product nuclide is Submit Answer Retry Entire Group 6 more group attempts remaining Fill in the nuclide symbol for the missing particle in the following nuclear equation He + BOTH Write a balanced nuclear equation for the following: The nuclide bismuth-214 undergoes alpha emission. (Use the lowest possible coefficients.) When the nuclide...
Questions 1-4
1.Calculate the mass defect and the binding energy/nucleon of the nuclide Be, which has a mass of 9.012 182 24 amu. The mass of a proton is 1.007 276 47 amu and the mass of a neutron is 1.008 664 90. One amu - 1.6605 x 10 kg and the speed of light is 3.00 x 10 m/s. 2. Write the nuclear equation for each of the following reactions. Refer to a periodic table. a. the alpha decay...
(d) Due to alpha decay, l mole of uranium-238 produces 2.96 106 alpha particles per second. Find the half-life, giving your answer in units of years. [5 marks] (e) The average mass of the atoms in a 0.100 kg block of pure carbon is 12.01 u. A small fraction of the atoms are radioactive, with a decay constant of 3.90 x 10-12s. If the activity of the carbon block is 97.8 Bq, calculate what fraction of the atoms are radioactive...
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