Chemistry, 10.05.2021 23:00 AphEngland
Suppose you have a solution that might contain any or all of the following cations: Cu 2, Ag , Ba 2, and Mn2 . The addition of HBr causes a precipitate to form. After the precipitate is filtered off, H2SO4 is added to the supernate, and another precipitate forms. This precipitate is filtered off, and a solution of NaOH is added to the supernatant liquid until it is strongly alkaline. No precipitate is formed. Which ions are present in each of the precipitates
Answers: 3
Chemistry, 22.06.2019 00:00
Which actions would increase the rate at salt dissolves in water? stir the water? crush the salt? use less water? heat the water? cool the salt
Answers: 3
Chemistry, 22.06.2019 03:30
In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?
Answers: 1
Chemistry, 22.06.2019 21:00
Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon
Answers: 1
Chemistry, 22.06.2019 21:00
In the experiment you asked to react hydrochloric acid and with sodium hydroxide. when measuring the volume of the reactants, which instrument would give the greatest precision.
Answers: 3
Suppose you have a solution that might contain any or all of the following cations: Cu 2, Ag , Ba 2,...
Mathematics, 17.12.2020 21:40
Arts, 17.12.2020 21:40
Mathematics, 17.12.2020 21:40
World Languages, 17.12.2020 21:40
Mathematics, 17.12.2020 21:40
Health, 17.12.2020 21:40
Mathematics, 17.12.2020 21:40
Social Studies, 17.12.2020 21:40
Biology, 17.12.2020 21:40
Mathematics, 17.12.2020 21:40
Mathematics, 17.12.2020 21:40