If a sealed syringe is plunged into cold water, in which direction will the syringe piston slide? * A) No movement will occur
B) in
C) out
D) The direction cannot be predicted.

The first-order reaction a→2b+c has rate constant 0.538 s−1. if the initial concentration of a is 0.867 mol l−1, what is the half-life of the reaction in seconds? remember to use correct significant figures in your answer (round your answer to the nearest hundredth). do not include units in your response.