05 Question (2 points) a see page 1046 In the years immediately following the explosion at the Chernobyl nuclear power plant, the concentration of 90 Sr in cow's mik in southern Europe was sightly elevated. Some samples contained as much as 1.25Bq/L of 90Sr radioactivity. The half-life for the decay of strontium-70 is 28.8 years. How many atoms of 90Sr are in a 175mL glass of milk with 1.25Bq/L of 90Sr radioactivity? 10 atoms