"Answer DThe outermost layer of old epidermal cells are sloughed off and replaced every 15 to 30 days. The sebaceous glands secrete sebum which maintains the skin pH between 3 and 5. Bacteria which metabolize sebum live as opportunistic pathogens on the skin and cause skin infections."
A volatile acid can leave the solution and enter the atmosphere
Answer:
False
Explanation:
Ocean currents are driven by wind, water density differences, and tides. Oceanic currents describe the movement of water from one location to another. Currents are generally measured in meters per second or in knots (1 knot = 1.85 kilometers per hour or 1.15 miles per hour).
.dont taste or sniff chemical
Tasting and smelling some chemicals can be dangerous and even deadly.the best way to know what is in a container is to label
. Don't play mad scientists
This result in mixing chemcals to see what happens the result could be explosion ,fires,or releasing toxic chemicals
.Dress for the lab
This is a safety rule because clothing is one of your best form of protection against an accident wear covered shoes,long pants,and keep your hair tied so it cant fall into your experiment
