A Chemist Prepares A Solution Of Sodium Carbonate Na2co3 By Measuring Out 42 5 Umol Of Sodium Carbonate Into A 150 Ml 1 (30.2 KiB) Viewed 45 times
A chemist prepares a solution of sodium carbonate (Na2CO3) by measuring out 42.5 umol of sodium carbonate into a 150. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's sodium carbonate solution. Round your answer to 3 significant digits. mol ol. Х 5 ? A
Multiply or divide the following measurements. Be sure each answer you enter contains the correct number of significant digits. g 309.86 g + 0.37 mL mL Х 5 ? g 7.81 x 29 mL = mL ol. m A 453.97 m - 44.6 s =
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