1. Tantalum (Ta), with a mass number of 185 and an atomic number of 73, decays by beta emission. Identify the product of the nuclear reaction by providing its atomic symbol, mass number and atomic number.
2. Platinum (Pt), with a mass number of 190 and an atomic number of 78, decays by beta emission. Identify the product of the nuclear reaction by providing its atomic symbol, mass number and atomic number.