EFW â 32+32+38 = 102 g. the empirical formula is also the molecular formula. Problem #4: Ammonia reacts with phosphoric acid to form a compound that contains 28.2% nitrogen, 20.8% phosphorous, 8.1% hydrogen and 42.9% oxygen.Calculate the empirical formula of this compound.FW â 32+32+38 = 102 g. the empirical formula is also the molecular formula. Problem #4: Ammonia reacts with phosphoric acid to form a compound that contains 28.2% nitrogen, 20.8% phosphorous, 8.1% hydrogen and 42.9% oxygen.
Yellowstone: Annual Weather Averages. July is the hottest month in Yellowstone with an average temperature of 24Â°C (75Â°F) and the coldest is January at -2Â°C (28Â°F) .ellowstone: Annual Weather Averages. July is the hottest month in Yellowstone with an average temperature of 24Â°C (75Â°F) and the coldest is January at -2Â°C (28Â°F) .
Weather Directory. Billings's coldest month is January when the average temperature overnight is 15.1Â°F. In July, the warmest month, the average day time temperature rises to 85.8Â°F. The driest month in Billings is February with 0.57 inches of precipitation, and with 2.48 inches May is the wettest month.