![subject](/tpl/images/cats/himiya.png)
Chemistry, 03.07.2019 09:00 treyhunt5362
Why should extra precautions against sun exposure be taken when boating? a. water cancels out most sunscreens. b. uv rays are blocked over land, but not over water . c. the heat of the water increases potential skin damage. d. the water reflects uv rays, adding to exposure.
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/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 09:10
Which class of molecules functions as chemical signals? hormones water carbohydrates proteins
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 16:30
At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 01:00
Which polymers are most closely related? a. protein and nucleic acids b. cellulose and starch c. nucleic acids and starch d. nucleic acids and cellulose
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 04:31
Areaction is first order. if the initial reactant concentration is 0.0200 m, and 25.0 days later the concentration is 6.25 x 10-4 m, then its half-life is:
Answers: 1
You know the right answer?
Why should extra precautions against sun exposure be taken when boating? a. water cancels out most...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 13.06.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 13.06.2021 20:00
![question](/tpl/images/cats/en.png)
English, 13.06.2021 20:00
![question](/tpl/images/cats/biologiya.png)
Biology, 13.06.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 13.06.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 13.06.2021 20:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 13.06.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 13.06.2021 20:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 13.06.2021 20:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 13.06.2021 20:00
![question](/tpl/images/cats/mkx.png)
Arts, 13.06.2021 20:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 13.06.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 13.06.2021 20:00