younggerriah15 younggerriah15

10-09-2022
Mathematics

contestada

Determine the mass in (g) of 2.6x10-3 mol Na2So4

Respuesta :

regalmocha17 regalmocha17

10-09-2022

Answer:

0.36933g or 0.3693g in 2.6 x 10^-3 moles of Na2SO4

Step-by-step explanation:

Molar mass

Na = 22.99

S = 32.07

O = 16

Na(2) + S + O(4) =

22.99(2) + 32.07 + 16(4) =

45.98 + 32.07 + 64 = 142.05g

Na2SO4 = 142.05g

2.6 x 10^-3 moles = 0.0026 moles

0.0026 x 142.05 = 0.36933

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