The oxygen reads 910mmHg while on the boat where the temp is 27 degrees celcius when he dives down to the methane lake the temp drops to -183 degrees celcius what will the pressure in her backup tank be at that temp

sodium (na), for example, has one electron in its valence shell. this is an unstable state because that valence shell needs eight electrons to be full. in order to fill its valence shell, find a way to add seven electrons to its valence shell

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)