Three bottles without labels contain HCl H2SO4 and HNO3. how can you determine where which acid is located?

first, duplicate all tubes so that you get 3 batches of 3 substances each.
then add AgNo to the first batch. where there is a white curdled precipitate – there is HCl
add barium salt to the second batch. where there is white precipitate, there is H2So4. the rest – HNo3

One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.