Chemistry, 13.11.2019 04:31 kawaunmartinjr10
Simplified. the absorption spectra of ions have been used to identify the presence of the elements in the atmospheres of the sun and other stars. what is the energy of a photon (in j) that is absorbed by he+ ions, when an electron is excited from the bohr orbit with n = 1 to the n = 4 state? the energy of an electron in the nth level is
Answers: 3
Chemistry, 22.06.2019 00:00
Alarge marble is dropped in a graduated cylinder with 35ml of water in it.the water level increases to 49ml.what is the volume of the marble
Answers: 1
Chemistry, 22.06.2019 15:00
Many ionic compounds and a few highly polar covalent compounds are because they completely ionize in water to create a solution filled with charged ions that can conduct an electric current.
Answers: 1
Chemistry, 22.06.2019 18:30
Read the claim. breakfast is an important meal. it jump starts the bodyβs process of using calories to break down food. appetite can decrease with age, but going too long without eating causes metabolism to slow down. current research shows that incorporating legumes such as lentils and chickpeas into meals boosts metabolism for twenty-four hours. who might benefit from this claim? people who have a fast metabolism stores that sell exercise equipment people who take vitamin supplements grocery stores that sell legumes
Answers: 1
Simplified. the absorption spectra of ions have been used to identify the presence of the elements i...
Social Studies, 24.11.2019 06:31
Health, 24.11.2019 06:31
Mathematics, 24.11.2019 06:31
Chemistry, 24.11.2019 06:31
Advanced Placement (AP), 24.11.2019 06:31
Spanish, 24.11.2019 06:31
History, 24.11.2019 06:31
Biology, 24.11.2019 06:31
Mathematics, 24.11.2019 06:31