Which of the following equations represents an unbalanced neutralization reaction equation? a) hbr + ca(oh)2 → cabr2 + h2o b) so2 + h2o → h2so3 c) nacl + h2o → hcl + naoh d) na + h2o → naoh + h2

There is a single path for electrons. the current decreases when additional resistors are added. the current will be the same in each resistor. these statements best describe a(n) circuit.

Choose all the answers that apply. ionic compounds dissolve easily in water do not dissolve in water have low melting points have high melting points conduct electricity when melted

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.