What name is commonly given to the elements of Group IIA of the periodic table?
A) alkaline earth metals
B) transition metals
C) platinum metals
D) alkali metals
Question 2
Peanut butter has more protein per gram than a hard-boiled egg, and yet the egg represents a better source of protein. Why?
A) The egg doesn't contain as many unhealthy fats.
B) The egg also provides vitamins that help us absorb the proteins.
C) The egg proteins have a better balance of the essential amino acids.
D) Egg proteins tend to be less dense than the proteins found in peanut butter.
Ionic bonding in table salt (NaCl)
Living systems such as the human body consist of closely interrelated elements
Commonly Used Equivalents for the Apothecary and Metric Systems
a) Lunge with your legs open to the table. b) Avoid lunging with your legs close to table.
Periodic Table of the Elements
Handcrafted wooden coffee table