Chemistry, 10.11.2020 22:50 paigeyadon13
What mineral is it if it's pearly, black, copper penny scratches it
Answers: 3
Chemistry, 22.06.2019 15:00
‘which reaction would most likely require the use of an inert electrode?
Answers: 1
Chemistry, 22.06.2019 21:20
One way in which the useful metal copper is produced is by dissolving the mineral azurite, which contains copper(ii) carbonate, in concentrated sulfuric acid. the sulfuric acid reacts with the copper(ii) carbonate to produce a blue solution of copper(ii) sulfate. scrap iron is then added to this solution, and pure copper metal precipitates out because of the following chemical reaction: (s) (aq) (s) (aq) suppose an industrial quality-control chemist analyzes a sample from a copper processing plant in the following way. he adds powdered iron to a copper(ii) sulfate sample from the plant until no more copper will precipitate. he then washes, dries, and weighs the precipitate, and finds that it has a mass of .
Answers: 2
Chemistry, 22.06.2019 22:00
Plz ill give u brainliest which of the following steps is not likely to take place during cellular respiration? a.oxygen combines with carbon of simple sugar. b. energy molecule transfers energy to cells. d. energy is used up.
Answers: 3
Chemistry, 23.06.2019 00:30
Fred is studying a substance that is made out of only one element. this means that
Answers: 1
What mineral is it if it's pearly, black, copper penny scratches it...
Mathematics, 23.09.2019 00:50
World Languages, 23.09.2019 00:50
Mathematics, 23.09.2019 00:50
English, 23.09.2019 00:50
Geography, 23.09.2019 00:50
English, 23.09.2019 01:00
Social Studies, 23.09.2019 01:00