Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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![32P is a radioactive isotope with a half-life of 14.3 days. If you currently have 69.9 g of 32P, how much 32P was present
8.00 days ago?
mass:
$
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82.97
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Transcribed Image Text:32P is a radioactive isotope with a half-life of 14.3 days. If you currently have 69.9 g of 32P, how much 32P was present
8.00 days ago?
mass:
$
4
C
82.97
Incorrect
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G Search or type URL
LL
F
%
511
V
T
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MacBook Pro
6
B
Y
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8
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0
M
9
P
K
O
I
H
-0
L
command
P
• V
t
{
option
?
1
g
]
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- One potential uranium fission reaction is shown below.235U + n → 144Cs + 90Rb + 2 n[Atomic and nuclear masses are given in the reference table that is linked in Question - 0]Calculate the change in mass (Δm) in amu for a single atom of uranium undergoing fission by this reaction. Be sure to include the proper sign. Calculate the energy change (ΔE) in joules that occurs when a single atom of uranium undergoes fission by this process. Be sure to use the correct sign. Calculate the amount of energy released (in kJ) when 2.500 kg of uranium undergo fission by this process.arrow_forwardWhat is an alpha particle and how is it represented? Answer these same questions forbeta particles and gamma rays?arrow_forward1) The half-life of 238U is 4.5 billion years. How long would it take for 1.0 g of this radioactive isotope to decay to 1 atom? Show your calculation.arrow_forward
- a) Mrs. Price's son, Liam is currently working as a boilermaker at the Darlington Nuclear Power plant. He is working with Uranium-237 which has a half-life of 13.75 days. What mass of an initial sample of 567.5g of uranium-237 would remain after 56 days? b) Write the complete reaction for the decay of Po-210 if it undergoes 2 consecutive alpha decay followed by a beta decay followed by another alpha decay.arrow_forwardQ6arrow_forward32 P is a radioactive isotope with a half-life of 14.3 days. If you currently have 41.9 g of P, how much 3P was present 7.00 days ago?arrow_forward
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