Let's start with a few definitions. The empirical formula is the simplest formula for a compound. A molecular formula is the same as or a multiple of the empirical formula, and is based on the actual number of atoms of each type in the compound. H 4 S. The molar mass of the empirical formula is 84 g/mol. Since the molecular weight of the actual compound is 168 g/mol, and is double the molar mass of the empirical formula, the molecular formula must be twice the empirical formula:
The highest monthly average temperature in Virginia Beach for August is 79 degrees. The lowest monthly average temperature in Virginia Beach for February is 43 degrees. The most monthly precipitation in Virginia Beach occurs in November with 5.6 inches. The air quality index in Virginia Beach is 21% better than the national average.
CLIMATE OVERVIEW. Virginia Beach, Virginia, gets 45 inches of rain per year. The US average is 39. Snowfall is 6 inches. The average US city gets 26 inches of snow per year. The number of days with any measurable precipitation is 75. On average, there are 213 sunny days per year in Virginia Beach, Virginia. The July high is around 87 degrees. The January low is 33. Sperling's comfort index for Virginia Beach is a 67 out of 100, where a higher score indicates a more comfortable year-around climate. The US average for the comfort index is 54.