Shaken. Question 2
Describe how you prepared a 250cm
solution of Na2CO3 with concentration 0.10
mol. dm in the laboratory. [Na = 23, O=16,
C = 12]

Of the groups of elements below, which are most likely to gain electrons to become anions? a. alkali metal b. boron group c. halogen d. transition metal

This drawing shows a human body system. what is the primary function of this body system?

What is i fracture in the crust called when land move up, down or sideways