![subject](/tpl/images/cats/himiya.png)
Chemistry, 28.12.2019 05:31 trippie4life
An emerald gemstone is an impure form of the mineral beryl, be3al2si16o18. what is the percentage of silicon in the mineral?
a. 6.59%
b. 54.9%
c. 35.2%
d. 3.30%
e. 3.43%
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 05:20
Asolution contains 180 g of glucose (c6h12o6) and 162 g of water. what is the mole fraction of glucose?
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 09:30
One way that radioactive waste is treated is by burying it in repositories. the repositories are found only in states with very low populations. true or false? a. trueb. false(also i meant to put high school but it put down middle school instead)
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 17:00
The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 21:30
How can the periodic table be used to predict the behavior of elements?
Answers: 1
You know the right answer?
An emerald gemstone is an impure form of the mineral beryl, be3al2si16o18. what is the percentage of...
Questions
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 08.12.2019 06:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.12.2019 06:31
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 08.12.2019 06:31
![question](/tpl/images/cats/en.png)
English, 08.12.2019 06:31
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/en.png)
English, 08.12.2019 06:31
![question](/tpl/images/cats/mat.png)
Mathematics, 08.12.2019 06:31
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.12.2019 06:31
![question](/tpl/images/cats/mat.png)
Mathematics, 08.12.2019 06:31