![subject](/tpl/images/cats/himiya.png)
Chemistry, 02.02.2021 23:10 crystal070903
Light rays travel from one medium into another and refract away from the
boundary. What changes about the light to cause this refraction?
a. it’s speed increases
b. it’s speed decreases
c. it’s frequency decreases
d. it’s frequency increases
![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, 22.06.2019 08:30
In the millikan oil drop experiment they determined that every drop had a charge which was a while number multiple of -1.60x10^-19. if a drop has a total charge of -9.60x10^-19 then how many excess electrons are contained within the drop?
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 11:00
Surface currents are caused by blank space . question 14 options: surface currents are caused by? differences in water temperature high salinity differences in density wind forces
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:00
In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?
Answers: 1
![question](/tpl/images/cats/himiya.png)
You know the right answer?
Light rays travel from one medium into another and refract away from the
boundary. What changes abo...
Questions
![question](/tpl/images/cats/fizika.png)
Physics, 13.01.2021 15:50
![question](/tpl/images/cats/mat.png)
Mathematics, 13.01.2021 15:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 13.01.2021 15:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 13.01.2021 15:50
![question](/tpl/images/cats/mat.png)
Mathematics, 13.01.2021 15:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 13.01.2021 15:50
![question](/tpl/images/cats/mat.png)
Mathematics, 13.01.2021 15:50
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)