Chemistry, 27.09.2021 16:30 francescanajar5
Ordinary Bottle glass appears nearly colorless when viewed through the wall of the bottle but green when viewed from the end so the light has a long path through the glass. The color is associate with the presence of fe3+ in the silicate matrix. Suggest which tranitions are responsible for the color.
Answers: 1
Chemistry, 23.06.2019 00:00
#20 which type of bond is formed when bases pair in dna? ionic bond covalent bond coordinate bond hydrogen bond
Answers: 1
Chemistry, 23.06.2019 04:20
The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) —> zncl2 (aq) + h2 (g) what will happen if the concentration of hcl is decreased? a. more zncl2 will be produced. b. the reaction rate will slow down. c. the hydrochloric acid will become more acidic. d. the reaction will produce water instead of hydrogen gas.
Answers: 1
Chemistry, 23.06.2019 11:50
What is the oxidation half-reaction for this unbalanced redox equation? cr2o72– + fe2+ → cr3+ + fe3+ cr3+ → cr2o72– cr2o72– → cr3+ fe3+ → fe2+ fe2+ → fe3+?
Answers: 2
Ordinary Bottle glass appears nearly colorless when viewed through the wall of the bottle but green...
Mathematics, 19.04.2021 21:10
Mathematics, 19.04.2021 21:10
Mathematics, 19.04.2021 21:10
Physics, 19.04.2021 21:10
Mathematics, 19.04.2021 21:10
Mathematics, 19.04.2021 21:10
Arts, 19.04.2021 21:10
Mathematics, 19.04.2021 21:10
Social Studies, 19.04.2021 21:10