Chemistry, 08.08.2021 07:10 Anaaguayo7406
How is a line spectra created from a hot gas?
A. Photons are emitted when the amount of radioactive material in the gas decreases by half.
B. Ionizing radiation knocks electrons out of an atom and they transform into photons.
C. Current flows through a filament and heats it up causing photons to be emitted.
D. When electrons drop down from a high energy level they emit a photon.
Answers: 2
Another question on Chemistry
Chemistry, 21.06.2019 21:30
Calculate the h3o+ concentration in a solution of acetic acid if the concentration of molecular acetic acid present at equilibrium is 9.97x10^-3 m and k for the dissociation is 1.86x10^-5. ch3cooh(aq)+h2o(> h3o^+(aq)+ch3coo^-(aq)
Answers: 2
Chemistry, 22.06.2019 20:00
Glucose (c6h12o6) is an important biological molecule. (round the answer to nearest hundredth.) what is the percent by mass of carbon in glucose?
Answers: 2
Chemistry, 22.06.2019 20:30
Water undergoes a large change in density at 0 ∘ c as it freezes to form ice. calculate the percent change in density that occurs when liquid water freezes to ice at 0 ∘ c given that
Answers: 2
Chemistry, 22.06.2019 21:40
A5 mole sample of liquid acetone is converted to a gas at 75.0°c. if 628 j are required to raise the temperature of the liquid to the boiling point, 15.600 kj are required to evaporate the liquid, and 712 j are required to raise the final temperature to 75.0°c, what is the total energy required for the conversion?
Answers: 3
You know the right answer?
How is a line spectra created from a hot gas?
A. Photons are emitted when the amount of radioactive...
Questions
Social Studies, 10.06.2021 19:50
Computers and Technology, 10.06.2021 19:50
Social Studies, 10.06.2021 19:50
Physics, 10.06.2021 19:50
Mathematics, 10.06.2021 19:50
History, 10.06.2021 19:50
Computers and Technology, 10.06.2021 19:50
Mathematics, 10.06.2021 19:50
