In the azimuth-altitude coordinate system, what is true about the location of polaris?
a) it's always directly above your head.
b) its altitude depends only on the azimuth.
c) its altitude depends on the observer's latitude.
d) its altitude remains constant regardless of your location.

During chemistry class, carl performed several lab tests on two white solids. the results of three tests are seen in the data table. based on this data, carl has concluded that substance b must have bonds.

What is the standard unit of measure for acceleration?

Sodium nitrite (nano2) reacted with 2−iodooctane to give a mixture of two constitutionally isomeric compounds of molecular formula c8h17no2 in a combined yield of 88%. draw reasonable structures for these two isomers. click the "draw structure" button to launch the drawing utility. place the two compounds in the appropriate boxes below.