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Technetium-104 has a half life of 18.0 minutes. How much of a 165.0 g sample remains after 126 minutes ?
Answers: 2
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Which change in temperature is the smallest? a change of 1 thomson degree a change of 1 kelvin degree a change of 1 fahrenheit degree a change of 1 celsius degree
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Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
Answers: 1
Technetium-104 has a half life of 18.0 minutes. How much of a 165.0 g sample remains after 126 minut...
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