Volume (mL) Trial 1 Trial 2 Trial 3 Final volume (mL) 24.35 47.60 20.60 Initial volume (mL) 1.25 25.15 42.85 Volume Added 23.10 22.45 22.35 Average Volume Added 22.63 mL Concentration of NaOH 0.9971 M % Acetic Acid in Vinegar   Assuming all the acid to be acetic, calculate the number of grams of acid per 100 mL of vinegar solution. Assuming that the density of vinegar is 1.000, what is the percentage of acetic acid by weight in vinegar? Average your results in the usual manner.

Sample 1 Sample 2 Sample 3 Mass of Erlenmeyer Flask (g) 24.33 24.37 24.44 Mass of Erlenmeyer Flask + Calcium Hydroxide Solution (g)   (g)(lime water) 27.22 27.29 27.33 Mass of Calcium Hydroxide Solution (g) 2.89 2.92 2.89 Volume of Ca(OH)2 Density = 1.000 g/mL 2.89 2.92 2.89 Concentration of HCl (M) 0.1 0.1 0.1 Initial HCl Volume in Syringe (mL) 1.00+1.00 1.00+1.00 1.00+1.00 Final HCl Volume in Syringe (mL) .72 .66 .54 Volume of HCl Delivered (mL) 1.28 1.34 1.46 Moles of HCl Delivered       Moles of OH- in Sample       Moles of Ca2+ in Sample       Molar Solubility (M)       Calculated Ksp       Average Calculated Ksp       I am very confused how to solve the blank spots in the table. Everything including and after "Moles of HCl Delivered" confuses me. Please help me figure out how to solve the sections correctly. Also feel free to…

A reaction is made up in the following way: 16 mL of 4.3 M acetone + 16 mL of 1.1 M HCI + 16 mL of 0.0058 M I2 + 14 mL of water. What was the inital concentration of I2 in the reaction mixture? Express your answer as a decimal number (no exponents). Please include proper (abbreviated) units.

Question 10 of 26 Submit How many mililiters of water should a chemist add if they want to prepare an 0.200 M aqueous solution with 30.2 g of NaCI ? Assume the density of the resulting solution is the same as the water. STARTING AMOUNT ADD FACTOR ANSWER RESET *( ) 2580 22.99 2.58 0.200 0.517 151 1 0.001 1000 58.44 6.022 x 1023 30.2 1.51 x 105 mL g NaCl/mol mol NaCl M NaCI L g NaCI +

101) X -p.101edu.co - Hiring Ce... F4 144 $ 4 Aktiv Chemistry F5 PU 25 F6 A k How many moles of sodium chloride are there in 0.55 L of a 1.60 M aqueous solution of sodium chloride? A 6 X A) 2.90 Login - Labster B) 0.344 C) 0.880 F7 D) 4.20 F8 7 X Question 9 of 9 F9 88 11. Erikson's Psychosocial Theory o X DELL F10 9 F11 8 O F12 + PrtScr T DE Insert Dele Back

A volume of 30.2 mL of a 2.16 M KMnO4 solution is mixed with 12.7 mL of a 0.492 M KMnO4 solution. Calculate the concentration of the final solution. Assume the volumes are additive. Round your answer to 3 significant digits. M x

What is the molarity of a 2.54 moles of Li,S03 dissolved to make 34.55 liters of solution? Please provide your final answer rounded to two decimal places. Provide the proper units, in the units box. Your Answer: Answer units