a) Se hace reaccionar bicarbonato de sodio con vinagre y reaccionan según la siguiente ecuación: NaHCO3 + CH3COOH  CH3COONa + H2O + CO2

If the root word engage means “to connect with something,” what does the word disengage mean in the following sentence? he disengaged the gears by stepping on the clutch pedal. a.added more engine powerb. activated a connection to the pedalc. stalled the engined. released a connection to the pedal

Which of the following electromagnetic waves can create ions?

If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.