![subject](/tpl/images/cats/himiya.png)
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:30
Which statements are true concerning mineral formation? check all that apply. the slower the cooling, the larger the crystals. the faster the cooling, the smaller the crystals. crystals formed from magma are smaller than crystals formed from lava. minerals can only form in solutions when the solution is heated deep underground. when a solution cools, elements and compounds leave the solution and crystallize as minerals. minerals formed from hot water solutions can form narrow channels in the surrounding rock.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 14:50
Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 19:30
Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 20:20
Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .
Answers: 3
You know the right answer?
What is the density of a book with a mass of 60g and a volume of 20 cm3? *...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 10.09.2021 01:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.09.2021 01:00
![question](/tpl/images/cats/en.png)
English, 10.09.2021 01:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 10.09.2021 01:00
![question](/tpl/images/cats/fizika.png)
Physics, 10.09.2021 01:00
![question](/tpl/images/cats/en.png)
English, 10.09.2021 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 10.09.2021 01:00
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.09.2021 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.09.2021 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 10.09.2021 01:00
![question](/tpl/images/cats/fizika.png)
Physics, 10.09.2021 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 10.09.2021 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 10.09.2021 01:00