Answers: 1
Physics, 22.06.2019 12:00, jazz8224
The sun’s mass is 2.0×10^ 30 kg, its radius is 7.0×10 5 km, and it has a rotational period of approximately 28 days. if the sun should collapse into a white dwarf of radius 3.5×10 3 km, what would its period be if no mass were ejected and a sphere of uniform density can model the sun both before and after?
Answers: 3
Physics, 22.06.2019 16:00, alecnewman2002
The energy produced as a result of this flow of electrons from atom to atom is called
Answers: 3
Physics, 22.06.2019 18:30, kalithekittenqueen
Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton
Answers: 2
Cr2O7^-2 + H^- Cr^+3 + H2O ...
Mathematics, 03.12.2021 23:40
Mathematics, 03.12.2021 23:40
Mathematics, 03.12.2021 23:40