![subject](/tpl/images/cats/geografiya.png)
Porosity is the fraction of material occupied by empty
spaces. It can be expressed as a percent or a decimal.
Assume that the porosity of a sample of sand and a
sample of gravel is the same: 30 percent (0.30).
Determine the porosity of a mixture of the sand and
gravel, assuming that the sand fills the spaces between
the gravel.
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Geography
![question](/tpl/images/cats/geografiya.png)
Geography, 23.06.2019 13:00
Where was oil production at its highest in the 1980s and still remains important to the russian economy? central asia the ural mountains russian siberia the caucasus region
Answers: 2
![question](/tpl/images/cats/geografiya.png)
Geography, 23.06.2019 13:00
What is one difference between austria and switzerland? a. austria is landlocked. b. austria has more minerals resources c. austria has a strong tourism industry d. austria has a strong dairy cattle industry
Answers: 1
![question](/tpl/images/cats/geografiya.png)
Geography, 23.06.2019 15:50
Choose the factors that influence the climate of the u.s. northeast. distance from the equator proximity to large urban areas elevation secluded area distance from a large body of water
Answers: 1
![question](/tpl/images/cats/geografiya.png)
Geography, 23.06.2019 19:00
To solve this system of equations by elimination, what operation could be used to eliminate the y-variable and find the value of x? 6x + 5y = 2 4x + 2y = 8 a) subtract 2 times the second equation from 3 times the first equation b) subtract 3 times the second equation from 2 times the first equation c) subtract 5 times the second equation from 2 times the first equation d) subtract 2 times the second equation from 5 times the first equation
Answers: 2
You know the right answer?
Porosity is the fraction of material occupied by empty
spaces. It can be expressed as a percent or...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 07.07.2019 05:00
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 07.07.2019 05:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 07.07.2019 05:00
![question](/tpl/images/cats/istoriya.png)
History, 07.07.2019 05:00
![question](/tpl/images/cats/istoriya.png)
History, 07.07.2019 05:00
![question](/tpl/images/cats/istoriya.png)
History, 07.07.2019 05:00
![question](/tpl/images/cats/mat.png)
Mathematics, 07.07.2019 05:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 07.07.2019 05:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 07.07.2019 05:00
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/istoriya.png)
History, 07.07.2019 05:00
![question](/tpl/images/cats/istoriya.png)
History, 07.07.2019 05:00
![question](/tpl/images/cats/istoriya.png)
History, 07.07.2019 05:00
![question](/tpl/images/cats/istoriya.png)
History, 07.07.2019 05:00