4. Se recoge gas hidrogeno sobre agua a 25°C. El volumen del gas recogido es de 35 ml y la presión es de 758 mmHg. Si el gas estuviera seco y medido en condiciones
normales ¿Cuál sería el volumen? (P-(H2O) a 25 °C = 23.8 mmHg).

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

How many grams of mgbr2 are needed to produce 75g or metal?

Akno3 solution containing 51 g of kno3 per 100.0 g of water is cooled from 40 ∘c to 0 ∘c. what will happen during cooling?