Which is a diatomic molecule? a. he b. o2 c. nacl d. cuf2

Observations show that interstellar clouds can have almost any shape and

Exercise 2. find the wavelength of a photon emitted when an electron jumps from the n = 3 energy level down to the n = 2 energy level. where is this photon in the electromagnetic spectrum?

Which component is used to measure the current in a circuit? oa. switch ob. resistor oc. ammeter the answer is c. for y’all plato people