Calculate the molarity of the solution

Assignment Help Chemistry

Reference no: EM13699821

Problem- A commercial aqueous solution of ammonia is 28% NH3 by mass and has a density of 0.900 g mL-1.

(a) Calculate the molarity of the solution.

(b) Calculate the molality of the solution.

Any expert is able to provide answer for this problem in very short time

Reference no: EM13699821

Questions Cloud

Calculate delta g at 25 degrees c for the weak base : Problem- Ammonia is a weak base. Calculate delta G at 25 degrees C for the weak base equilibrium reaction for ammonia in water

Produce a spontaneous cell and calculate its potential : Problem- Given the following reactions produce a spontaneous cell and calculate its potential. Which of the following three metals is the most powerful oxidizing agent, justify your answer. You may reverse any of the subsequent as needed.

What is the concentration of an unknown water sample : Problem- The equation of line determined from a Beer's Law plot is y = 0.195x + 0.4. What is the concentration of an unknown water sample if the assumed resistance is 650 ohms

Total authority to revamp the movie rating system : Imagine for a moment you were given total authority to revamp the movie rating system here in the United States. How would you do it? Keep in mind your system would need to be easily communicated to the public at large so individuals could und..

Calculate the molarity of the solution : Problem- A commercial aqueous solution of ammonia is 28% NH3 by mass and has a density of 0.900 g mL-1. Calculate the molarity of the solution.

Chromatogram that gave retention times : Problem- A student was asked to separate two substances, A and B, on a 30 cm column. She obtained a chromatogram that gave retention times of 15.80 and 17.23 min for A and B, respectively. The base peak widths for A and B were 1.25 and 1.38 min, r..

Write the balanced chemical equation for the solubility : Problem- 1) In your own words, explain specifically where the electrons would flow in a copper/lead voltaic cell. More detail is required than "they flow from anode to cathode." 2) Write the balanced chemical equation for the solubility of lead(II)..

Explain 4-dinitro benzene transformed into 4-nitroaniline : Problem- Which reagent can affect the following transformation? I think a and b can do the same thing although I'm not sure why one nitro group reduces down to nh2 and not both nitro groups in the transformation.

Explain the diagnosis and treatment of thyroid disease : Problem- Iodine-131 is used in the diagnosis and treatment of thyroid disease and has a half-life of 8.0 days. If a patient with thyroid disease consumes a sample of Na131 I containing 10. ?g ^131I, how long will it take for the amount of ^131I to..

User Account

All Pages