Post a New Question


posted by .

When dilute nitric acid was added to a solution of one of the following chemicals, a gas was evolved. This gas turned a drop of limewater, Ca(OH)2, cloudy, due to the formation of a white precipitate. The chemical was....
a. the household ammonia NH3
b. baking soda NaHCO3
c. table salt NaCl
d. epsom salts MGSO4 7H2O
e. bleach, 5% NaOCl

  • Chemistry -

    The Ca(OH)2 test is for CO2 (SO2 or SO3 will do the same thing) and CO2 comes from .....

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

More Related Questions

Post a New Question