![subject](/tpl/images/cats/himiya.png)
Chemistry, 21.01.2020 07:31 miami158999
Binary compound of oxygen and an unknown element, x, has the formula xo2 and is 69.55 mass % oxygen, what is the weight of element x?
![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 10:00
What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? a) 6 b) 8 c) + 1 d) 12 e) 18
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 21:00
Use the measurements in the table to determine which unidentified metal has the highest density. metal volume mass a 10.5 cm3 122 g b 14.2 cm3 132 g c 16.1 cm3 115 g d 12.7 cm3 126 g
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 00:30
Nuclear decay is the spontaneous decay of one element into a. an x-ray b. a ray of light c. another element
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 06:00
What does it mean for something to be dissolved in watera- it is submerged in water moleculesb-it is stirred in the water moleculesc- it is surrounded by water molecules d-it has water molecules added to it
Answers: 2
You know the right answer?
Binary compound of oxygen and an unknown element, x, has the formula xo2 and is 69.55 mass % oxygen,...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 20.09.2020 21:01
![question](/tpl/images/cats/fizika.png)
Physics, 20.09.2020 21:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 20.09.2020 21:01
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 21:01
![question](/tpl/images/cats/en.png)
English, 20.09.2020 21:01
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 21:01
![question](/tpl/images/cats/istoriya.png)
History, 20.09.2020 21:01
![question](/tpl/images/cats/geografiya.png)
Geography, 20.09.2020 21:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 20.09.2020 21:01
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 21:01
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 21:01