![subject](/tpl/images/cats/himiya.png)
Chemistry, 14.07.2020 01:01 emmadivaburnsox7ae9
how many protons, neutrons and electrons are contained in each element? a)27 over 13 AI, b)35 over 17 CI, c)34S
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/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 02:10
When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (Ξ΄ch< (c14h10,s)=β7061 kj molβ1.)
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 18:30
The table lists the lattice energies of some compounds.compoundlattice energy (kj/mol)lif β1,036licl β853naf β923kf β821nacl β786which statement about crystal lattice energy is best supported by the information in the table? the lattice energy increases as cations get smaller, as shown by lif and kf.the lattice energy increases as the cations get larger, as shown by lif and licl.the lattice energy decreases as cations get smaller, as shown by nacl and naf.the lattice energy decreases as the cations get smaller, as shown by naf and kf.
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 19:30
Phosphorous can form an ion called phosphide, which has the formula p3β. this ion can form an ion called phosphide, which has the formula p3β. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 00:30
Fred is studying a substance that is made out of only one element. this means that
Answers: 1
You know the right answer?
how many protons, neutrons and electrons are contained in each element? a)27 over 13 AI, b)35 over 1...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 28.03.2020 21:35
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.03.2020 21:35
![question](/tpl/images/cats/mat.png)
Mathematics, 28.03.2020 21:35
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.03.2020 21:35
![question](/tpl/images/cats/mat.png)
Mathematics, 28.03.2020 21:35
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 28.03.2020 21:35
![question](/tpl/images/cats/mat.png)
Mathematics, 28.03.2020 21:35
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.03.2020 21:35