What is the general trend for electron affinity values going across a period? the a. values become more negative. b. the values become more positive. c. the values stay relatively constant. d. the values show no trend.

Which statement justifies that phosphine (ph3) is a polar molecule?

Aspirin has a density of 1.40 g/cm3 what is the volume in cubic centimeters of a tablet weighing 320 mg ?

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.