Considering a pond filled with Ethanol up to a level of 26 (m) as shown in the figure. If the open-ended manometer placed at the bottom of the pond shows a gauge pressure of 1 atm, what is the vacuum in (mm hg) at which the air is, over the ethanol?

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.

Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull