Which object orbits Earth in both the Earth-centered (geocentric) and Sun-centered (heliocentric) models of our solar system? A) the Moon
B) the Sun
C) Venus
D) Polaris​

How many atoms are there in 5.70 mol of mg

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.

Wind and moving water provide energy. chemical mechanical thermal none of the above