how do i do these questions with the data i found

Extension Questions What is the volume of 1 box ( 1 serving)? 177mL What mass of vitamin C (in mg ) is in one box? mg What is the molar concentration of vitamin C in your fruit drink? M Vit C The USRDA for Vit C for adult males is What volume of your fruit drink would an adult male need to drink 90mg to obtain the USRDA of VitC? Chemical Reaction Equation Reference Data \begin{tabular}{|l|l|l|l|l|l|l|l|} \hline 1 & CCH4O6(aq)+ & 1 & l2(aq) & 2 & H(aq)+ & 1 & C0H6(aq) \\ \hline \end{tabular} \begin{tabular}{|r|c|c|} \hline molar concentration b2 & 0.00495 & M la (a9) \\ \hline molar mass of Vitamin C & 176.14/gmol \\ \hline \end{tabular} a good SRAD value for this experiment will be sor =% The quality tating for the precision of this expt is