![subject](/tpl/images/cats/himiya.png)
Chemistry, 19.01.2020 02:31 elizabethburkha
Which ion was fomed by providing the second ionization to remove an electron a) ca2+ b)n3- b)fe3+ c)s2
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 18:30
Calculate the change in entropy if br2(l) is converted into gaseous br atoms. s° for br2(l) = 152.2 j/(mol•k) s° for br2(g) = 245.5 j/(mol•k) s° for br(g) = 175.0 j/(mol•k)
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 06:00
One of the few xenon compounds that form is cesium xenon heptafluoride (csxef7). how many moles of csxef7 can be produced from the reaction of 13.0 mol cesium fluoride with 12.5 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 11:00
An object becomes electrically charged when: electrons are created in it electrons from it are destroyed electrons are transferred to it protons from it are destroyed protons are created in it
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:30
Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves
Answers: 1
You know the right answer?
Which ion was fomed by providing the second ionization to remove an electron a) ca2+ b)n3- b)fe3+ c)...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.05.2021 21:10
![question](/tpl/images/cats/mat.png)
Mathematics, 21.05.2021 21:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.05.2021 21:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.05.2021 21:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 21.05.2021 21:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.05.2021 21:10
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 21.05.2021 21:10
![question](/tpl/images/cats/mat.png)