What happens when the electron moves from the first energy level to the second energy level? energy is absorbed, and an emission line is produced. energy is released, and an emission line is produced. energy is absorbed by the atom. energy is lost from the atom.

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?

Which is true concerning the products and reactants of photosynthesis and cellular respiration? a. the products of photosynthesis are sugars and the reactants of cellular respiration are starches. b. the products of photosynthesis are reactants in cellular respiration. c. oxygen is needed for photosynthesis and is given off in cellular respiration.