Physics, 03.07.2019 03:30 desimond01
Can the absolute energy states of the reactants (e) and products (e2) be measured in a chemical reaction?
Answers: 1
Physics, 21.06.2019 23:30
A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?
Answers: 3
Physics, 22.06.2019 13:10
The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 Γ 1013 rad/s. the mass of a nickel atom is 9.75 Γ 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 Γ 10-34 j β’ s, , 1 ev = 1.60 Γ 10-19 j)
Answers: 2
Can the absolute energy states of the reactants (e) and products (e2) be measured in a chemical reac...
Mathematics, 11.05.2021 21:30
Mathematics, 11.05.2021 21:30
Physics, 11.05.2021 21:30
Mathematics, 11.05.2021 21:30
Mathematics, 11.05.2021 21:30
Mathematics, 11.05.2021 21:30
English, 11.05.2021 21:30
History, 11.05.2021 21:30