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An isotope of the element Thallium , TI-206 , undergoes beta decay with a half life of 3.1 minutes . Assume you begin with 48.
5.
An isotope of the element Thallium , TI-206 , undergoes beta decay with a half life of 3.1 minutes . Assume you begin with 48.00 grams of the thallium isotope , what mass of the isotope will be left after 9.3 minutes have elapsed?
Report your answer to 2 decimal places.
6.
Assume that a 25.0 volt energy source is in a circuit that has a resistance of 5.00 ohms . Determine the power consumption in watts.
Report your answer to 2 decimal places.
7.A solution has a hydroxide-ion concentration of 1.0 x 10-4 mol per liter. What is the pH of the solution?
Report your answer to 2 decimal places
