Question

How much more dense is platinum than gold, in grams per cubic centimeters​

Answer 1

2,2 g/cm^3

Step-by-step explanation:

According to your table, the platinum has 21,5 g/cm^3, and gold 19,3 g/cm^3

Doing the diference:

`21,5 (g)/(cm^3) -19,3(g)/(cm^3)= 2,2 (g)/(cm^3)`

Porcentual expression:

`(2,2)/(21,5)*100 =10,2%`