At STP one gram mole of an IDEAL gaseous substance occupies 22.7 liters. Hence the if an element is in a gaseous state with volume V liters the number of moles is =V/22.7 approximately. Dimension less this number indicates the chemical mass of any reactant to calculate yields.
Follow these recommendations for a safe sleep environment for your little one: 1  Always place your baby on his or her back to sleep, not on the stomach or side. 2  Use a firm sleep surface. 3  Do not put anything else in the crib or bassinet. 4  Avoid overheating. 5  Keep your baby away from smokers. 6  Put your baby to sleep with a pacifier. But if your baby rejects the pacifier, don't force it. If the pacifier falls out during sleep, you don't have to replace it.
Understand Your Baby's Sleep Needs. During the first 2 months, your newborn's need to eat overrules her need to sleep. She may feed almost every 2 hours if you're breastfeeding, and possibly a little less often if you bottle-feed. Your baby may sleep from 10 to 18 hours a day, sometimes for 3 to 4 hours at a time.But babies donât know the difference between day and night. So they sleep with no regard for what time it is. That means your babyâs wide-awake time may be from 1 a.m. to 5 a.m.By 3 to 6 months, many babies are able to sleep for a stretch of 6 hours.ut babies donât know the difference between day and night. So they sleep with no regard for what time it is. That means your babyâs wide-awake time may be from 1 a.m. to 5 a.m. By 3 to 6 months, many babies are able to sleep for a stretch of 6 hours.