An ultraviolet ray of light has a wavelength of 1.5x10^-8 m. What is the ray's
frequency?...
![subject](/tpl/images/cats/himiya.png)
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 22:00
Which of the following statements is true about planck’s law
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 00:30
You have 125g of a certain seasoning and are told that it contains 76.0 g of salt what is the percentage of salt by mass in this seasoning
Answers: 1
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 15:50
Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 27.02.2020 00:52
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/es.png)
Spanish, 27.02.2020 00:52
![question](/tpl/images/cats/mat.png)
Mathematics, 27.02.2020 00:52
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/health.png)
Health, 27.02.2020 00:52
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)