10. How many protons, neutrons, and electrons are present in the
140 +3
Ce ion?...
![subject](/tpl/images/cats/himiya.png)
![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 05:30
What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 05:30
Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:50
8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm
Answers: 1
![question](/tpl/images/cats/himiya.png)
You know the right answer?
Questions
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mkx.png)
Arts, 03.08.2019 18:00
![question](/tpl/images/cats/en.png)
English, 03.08.2019 18:00
![question](/tpl/images/cats/biologiya.png)
Biology, 03.08.2019 18:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.08.2019 18:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.08.2019 18:00
![question](/tpl/images/cats/istoriya.png)
History, 03.08.2019 18:00
![question](/tpl/images/cats/mat.png)
Mathematics, 03.08.2019 18:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 03.08.2019 18:00