Liquid nitrogen. Liquid nitrogen is nitrogen in a liquid state at an extremely low temperature. It is a colorless clear liquid with a density of 0.807 g/ml at its boiling point (â195.79 Â°C (77 K; â320 Â°F)) and a dielectric constant of 1.43.
Newborn baby weights can vary depending on a variety of factors, but the average weight of a newborn, male or female, is between 5 pounds 8 ounces and 8 pounds 13 ounces. However, baby girls are often smaller than boys at birth, but only slightly.
The average birth weight for babies is around 7.5 lb (3.5 kg) , although between 5.5 lb (2.5 kg) and 10 lb (4.5 kg) is considered normal. In general: 1  Boys are usually a little heavier than girls.n the first month, the typical newborn gains about 0.7 oz (20 g) a day, or about 4 oz (110 g) to 8 oz (226.8 g) a week. The average length of full-term babies at birth is 20 in. (50 cm) , although the normal range is 18 in. (45.7 cm) to 22 in.