Which bond from each set is the longest? B-N or B-F

If a substans is a mineral, how could you identify what type of mineral it is?

How are weathering and erosion the same (Science related) A. Both move sediment form one place to another B. Both break down rocks into smaller pieces C. Both earths surface D. Both leave sediment in new places

In the Aufbau order of occupancy of electronic energy levels, the level occupied just after 4p is ...

A/1 * B/C = D, You find yourself with 17 guilders (a gold coin) but you are planning on taking a trip to a country where the local currency is the florin. The current exchange rate is 2 guilders for every 3 florins.

What particles did Rutherford discover

Which atoms are most likely to form covalent bonds?

How does acid (vinegar) react with a metal (paperclip)

A ray of yellow light has a wavelength of about 5.8*10-7 m. Will exposure to yellow light cause electrons to be emitted from cesium?

Facts about cell give me 5

It takes blank for earth to rotate on its axis