Chemistry, 29.06.2019 13:50, bartfrank447

Asolution containing a mixture of metal cations was treated as follows. 1. dilute hcl was added and a precipitate formed. the precipitate was filtered off. 2. h2s was bubbled through the acidic solution. again, a precipitate formed and was filtered off. 3. the ph was raised to about 9 and h2s was again bubbled through the solution. no precipitate formed. 4. finally, sodium carbonate was added and no precipitate formed. what can be said about the presence of each of these groups of cations in the original solution?

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 20:30, Bradgarner772

18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*

Answers: 1

continue

Chemistry, 22.06.2019 15:00, levelebeasley1

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.

Answers: 2

continue

Chemistry, 22.06.2019 19:00, chonawilson4

Convert .347 kilometers to miles show your work

Answers: 1

continue

Chemistry, 22.06.2019 19:20, halledoll2002

Anyone who's in connections academy chemistry b have the factors that affect the rate of a reaction portfolio already done?

Answers: 3

continue

Do you know the correct answer?

Asolution containing a mixture of metal cations was treated as follows. 1. dilute hcl was added and...