consider the chemical equation H2O2 —> H2O + O2. If the reaction starts with 15g of H2O2, and results in 10g of H2O, how many grams of O2 must be present

2. cheryl hears a new song on the radio every day during the week on her commute to work. surprisingly, when the song comes on at a party on saturday night, she knows most of the words without trying. describe the three ways that we use cognition to learn without reinforcement. which type of cognitive learning without reinforcement best explains how cheryl knew the song lyrics? explain your answer.