Calculate the expected volume of the balloon upon cooling to -196 ∘c (the boiling point of liquid nitrogen). when the demonstration is carried out, the actual volume of the balloon decreases to 0.63 l .

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al oxidizing agent = reducing agent =

How many moles are contained in 5.6 l of h2 at stp

Ariver current has a velocity of 5km/h relative to the shore, and a boat moves in the same direction as the current at 5 km/h relative to the river. how can the velocity of the boat relative to the shore be calculated?