PLZZZ HELP 100 POINTS WILL MARK BRAINELST

What color would an object that reflects green and blue light appear to be in white light? a. blue b. cyan c. magenta d. black

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates