1) Ca-37, with a half-life of 181.1(10) ms.
1.4 mg/dL = 0.014 g/L
Explanation:
Milligrams per deciliter to grams per liter
There is 1000 grams of mg/dL of 1 g/L
population is the number of species living in a given area if this is regarding biology or earth studies :)