Respuesta :

162.75 g

So 1 mol of Pt contains 195.08 g, and 1 mol = 6.022*10^23 atoms, so when you do the math, you will have the value of 162.75 g of mass

6.022*10^23 = 195.08 g

5.024*10^23 = x grams

6.022*10^23x = 980.08

x = 980.08/6.022*10^23

x = 162.75 g

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