Answer:
Sink
Explanation:
For a substance to float in water, it must be less dense than water. The density of water is 1 g/cm^3. To find the density of the substance, we can do mass/volume, which in this case is 25g/7cm^3. We see that , so the substance would sink.
light bulbs emit photons to produce light
In addition to the elements enhancing structural rigidity, these latter compounds contain three new chiral centers.