Does this question make sense or am i going mad?
work out the molecular formular of where the mr = 32.

This graph gives information on changes in sea ice extent in the arctic ocean over a 30-year span. the overall trend shows in the ice extent. to address the trend, scientists need to ask themselves, one direct consequence of the trend is that

In which of these cases are the two wave points considered to be in phase with each other?

Joan writes four numbers on the board in standard form, and then she writes their scientific notation