How many double bonds in the molecule ch3chchc(0)ch3 ?

Which of the following two events occur to create a sea breeze? select all that apply. warm air rises on the ocean and moves toward the land to cool warm air rises on land and moves toward the ocean to cool cool air moves from the ocean to be warmed by the land cool air moves from the land to be warmed by the ocean

Classify this reaction: 2al+n2-> aln.

Convert the temperature of dry ice, –77 ∞c, into degrees fahrenheit and kelvin.