red
Chemistry, 23.01.2020 06:31 obliviousho2018
What color would the methyl orange indicator turn in a solution with a ph of 2?
red
yellow
pink
orange
Answers: 3
Chemistry, 22.06.2019 04:00
Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.
Answers: 1
Chemistry, 22.06.2019 04:40
Silver tarnishes as silver metal reacts with hydrogen sulfide, h2s, in the air. in this reaction, dark silver sulfide, au2s, covers the surface of silver. when silver is polished, this coating of silver sulfide can be removed from the surface. this makes the silver shiny again. enter the coefficients that balance the tarnishing reaction equation. (type 1 for no coefficient.)
Answers: 2
Chemistry, 22.06.2019 06:30
Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?
Answers: 1
What color would the methyl orange indicator turn in a solution with a ph of 2?
red
red
Computers and Technology, 06.03.2020 01:49
Computers and Technology, 06.03.2020 01:51