Physics, 27.11.2019 15:31 daisyramirez2057
Acontainer holds a pure sample of a radioactive substance with a half-life of 2 hours. part awhich of the following statements are true? a) after 1 hour, less than 50\% of the original atoms in the container will have decayed. b) after 1 hour, more than 50\% of the original atoms in the container will have decayed. c) after 2 hours, 50\% of the original atoms in the container will have decayed. d) after 4 hours, 25\% of the original atoms will have decayed. e) after 4 hours, the total number of atoms in the container will be reduced by 75\%.
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2. -/1 pointsserpse10 2.7.p.017.mi. an object moving with uniform acceleration has a velocity of 14.0 cm/s in the positive x direction when its x coordinate is 2.97 cm. if its x coordinate 2.85 s later is -5.00 cm, what is its acceleration? cm/s2 need ? read it master it
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Acontainer holds a pure sample of a radioactive substance with a half-life of 2 hours. part awhich o...
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