I have two prelab questions here and it doesn\'t explain how tocalculate these,

Question

I have two prelab questions here and it doesn't explain how tocalculate these, does anyone mind helping? Will ratelifesaver, thank you!

1) A sample of 0.547 g of a transition metal complex wasdissolved in a total volume 67 mL. It was titrated to the end pointwith 49.51 mL of 0.097 M HCl(aq) Calculate the masspercent of ammonia in the transition metal complex. Enter theanswer with 3 significant figures.

2) A sample of 0.297 g of a[Ni(L)x(L')6-x]+n complex wasdissolved in a total volume 99 mL. It was titrated to the end pointwith 44.68 mL of 0.055 M EDTA(aq) Calculate the masspercent Ni2+ in the transition metal complex. Enter theanswer with 3 significant figures.

Explanation / Answer

Please? Thank you.

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