13 Dec 2019

A 13.1 g sample of an aqueous solution of hydrobromic acid contains an unknown amount of the acid.
If 21.3 mL of 1.99 M sodium hydroxide are required to neutralize the hydrobromic acid, what is the percent by mass of hydrobromic acid in the mixture?

? % by mass

In the laboratory a student combines 39.3 mL of a 0.381 M nickel(II) fluoride solution with 17.6 mL of a 0.470 M ammonium fluoridesolution.

What is the final concentration of fluoride anion ?


Write a net ionic equation for the reaction that occurs when aqueous solutions of acetic acid and ammonia are combined.

? + ? ? + ? (aq)(s)(l)(g)

For unlimited access to Homework Help, a Homework+ subscription is required.

Nelly Stracke
Nelly StrackeLv2
17 Dec 2019

Unlock all answers

Get 1 free homework help answer.
Already have an account? Log in
discord banner image
Join us on Discord
Chemistry Study Group
Join now

Related textbook solutions

Related questions

Weekly leaderboard

Start filling in the gaps now
Log in