use the periodic table to determine the molar mass of each of the following elements. each answer must have…

use the periodic table to determine the molar mass of each of the following elements. each answer must have 2 decimal places. potassium (k): g/mol osmium (os): g/mol manganese (mn): g/mol done

use the periodic table to determine the molar mass of each of the following elements. each answer must have 2 decimal places. potassium (k): g/mol osmium (os): g/mol manganese (mn): g/mol done

Answer

Answer:

Potassium (K): 39.10 g/mol Osmium (Os): 190.23 g/mol Manganese (Mn): 54.94 g/mol

Explanation:

Step1: Locate potassium on periodic table

The atomic mass of K is 39.0983, rounded to 39.10 g/mol.

Step2: Locate osmium on periodic table

The atomic mass of Os is 190.23 g/mol.

Step3: Locate manganese on periodic table

The atomic mass of Mn is 54.938045, rounded to 54.94 g/mol.