When the electrons of an excited atom return to a lower energy state, the energy emitted can result in the production of
(1) alpha particles (3) protons(2) isotopes (4) spectra

Consider the nuclear equation below. 239 > x + 4 he 94 2 what is x? 1.235 cm 96 2.243 u 92 3.235 u 92 4.243 cm 96

If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5

How does climate change cause the ocean's thermohaline current to slow down?