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Determine the mass of baking soda (84 g/mol) needed to completely react with 355 mL of vinegar. Assume vinegar is 5% (m/m) acetic acid (60 g/mol) and the density of vinegar is 1.05 g/mL.    Group of answer choices 29 g 28 g 25 g 27 g 30 g 26 g

How many μmol are in 2.50 L of CO₂ @ STP? O 1.11 X 108 μmol 1.11 x 10-10 μmol O 1.12 x 105 μmol O 1.11 X 10-5 μmol # 3 Previous с 4 % 5 MacBook Pro Search or type URL 6 & 7

Question 24 From the graph of temperature vs. volume data from a fractional distillation of 100 mL methanol-water mixture, What is the ratio of water:methanol (mL:mL)? 100 90 Temp 80 (°C) 70 60 10 20 30 40 50 60 70 80 90 100 Volume (mL) Selected Answer: 67:33

Translate to a system of equations and solve.   A scientist needs 150 milliliters of a 20% acid solution for an experiment. The lab has available a 25% and a 10% solution. How many milliliters of the 25% solution and how many milliliters of the 10% solution should the scientist mix to make the 20% solution?   25% solution  10% solution

How many mililiters of sterile water must be mixed with 70% dextrose to make a total volume of 50 ml of 50% dextrose?

A doctor has ordered for a week 0.35 grams of Carvedilol for a patient with high blood pressure. If your stock on hand consists of 25 mg tablets, how many tablets will you need for 1 day's treatment for the patient? QUESTION 13 O a. 2 O b. 14 O C. 7 O d. 20 O e. 1 QUESTION 14

QUESTION 3 Use the graph to estimate the solubility of sugar in 100 mL of water at 30 °C. Solubility of Sugar in Water Versus Temperature Solubility (g sugar/100 ml water) 0 0 0 0 500 450 400 350 300 250 200 150 100 150 g 200 g 215 g 255 g 0 20 10 Temperature (°C) 60 80 100

M A chemist prepares a solution of barium chlorate (Ba(ClO3)₂) by measuring out 23.1 g of barium chlorate into a 300. mL, volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's barium chlorate solution. Be sure your answer has the correct number of significant digits. @ mol/L 86 F Partly sunny 2 Explanation 3 E Check $ 4 R C FS % 5 T X F6 6 ▬ Y S Q Search F7 & 7 U LO * 8 8 F9 ( 9 F10 O O F11 © 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility ) 0 P % F12 PrtSc + = Insert Delete Backspace ►/11 Lock olla Ar 8: 7 ? 2:57 PM 3/27/2023

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