Chemistry, 10.07.2019 16:00 tjsimpson1217
How many neutrons does element x have if its atomic number is 25 and its mass number is 72?
Answers: 1
Another question on Chemistry
Chemistry, 22.06.2019 02:50
The conventional equilibrium constant expression (kc) for the system below is: 2icl(s) ⇄ i2(s) + cl2(g) [cl2] ([i2] + [cl2])/2[icl] [i2][cl2]/[icl]2 none of the listed answers are correct [i2][cl2]/2[icl]
Answers: 2
Chemistry, 22.06.2019 08:30
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
Chemistry, 22.06.2019 23:00
What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?
Answers: 3
Chemistry, 23.06.2019 01:00
Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.
Answers: 1
You know the right answer?
How many neutrons does element x have if its atomic number is 25 and its mass number is 72?...
Questions
History, 18.02.2020 04:37
History, 18.02.2020 04:37
Mathematics, 18.02.2020 04:37
Mathematics, 18.02.2020 04:37
Mathematics, 18.02.2020 04:38
Spanish, 18.02.2020 04:38
Health, 18.02.2020 04:38
Mathematics, 18.02.2020 04:38
