## Question

###### The technician began his analysis by preparing a Mn2t stock solution. To prepare the Mn2+ stock solution_ 0.6252 g of MnSO4"HzO (MM 169.01 g/mol) was weighed on the analytical balance. The salt Ijas dissolved in 50 mL of 2M HNO3 and then analytically transferred to a 250.0 mL volumetric flask and diluted to the mark with 0.18 M HNO3: Calculate the concentration of the Mn2+ stock solution in ppm prepared from the salt 480.8 ppm50.81ppm203.2 ppm2501 ppm812.9 ppm

The technician began his analysis by preparing a Mn2t stock solution. To prepare the Mn2+ stock solution_ 0.6252 g of MnSO4"HzO (MM 169.01 g/mol) was weighed on the analytical balance. The salt Ijas dissolved in 50 mL of 2M HNO3 and then analytically transferred to a 250.0 mL volumetric flask and diluted to the mark with 0.18 M HNO3: Calculate the concentration of the Mn2+ stock solution in ppm prepared from the salt 480.8 ppm 50.81ppm 203.2 ppm 2501 ppm 812.9 ppm

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