What evidence led to the development of the cell theory A. scientists using microscopes

B. scientists watching bacteria divide

C. scientists seeing organelles inside cells

D. scientists reading a lot of books about cells

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.

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate