Consider the energy transfers and transformations that occur when a person rides a bicycle. Describe this process by selecting the correct options from the drop-down menus.

Chemical energy is transformed into energy in the person's muscles.
(kinetic) - answer

Kinetic energy is from the person's legs to the pedals.
(transferred) - answer

Kinetic energy is
thermal energy due to friction when the wheels get warm.
(transformed into) - answer

Which statements are true about electrolysis? check all that apply. electrolysis requires an acid be present. electrolysis is described by two half-reactions. electrolysis is not an industrial process. electrolysis results in commercially valuable products. electrolysis involves the transfer of electrons. reduction results in the loss of electrons. oxidation results in the loss of electrons.

You have 125g of a certain seasoning and are told that it contains 76.0 g of salt what is the percentage of salt by mass in this seasoning

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.