Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and the Yahoo Answers website is now in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.
Trending News
Promoted
Need help with Quantum Physics Question Please?
A laser produces 20.0 mW of red light. In 1.00 hr, the laser emits 2.31×1020 photons.
What is the wavelength of the laser?
1 Answer
Relevance
- Anonymous8 years ago
Red Laser light has a wavelength of about 635nm...
Still have questions? Get your answers by asking now.