Answers: 1
Physics, 22.06.2019 11:30, lezapancakes13
Achlorine atom has 17 protons and 18 neutrons. what is its mass number? what is its atomic number?
Answers: 2
Physics, 22.06.2019 13:10, pearlvldz
The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)
Answers: 2
Physics, 22.06.2019 19:30, unknownday7
What characteristics of hv2112 make it the best candidate to be classified as a thorne-zytkow object?
Answers: 3
Who wants to be my friend...
Chemistry, 18.07.2021 03:00
Computers and Technology, 18.07.2021 03:00
Chemistry, 18.07.2021 03:00
English, 18.07.2021 03:00
Mathematics, 18.07.2021 03:00