What is defined as the basic unit in the metric system that describes a quality? A. Base Unit
B. Data Table
C. Dependent Variable
D. Extrapolate

answer: -

reaction:

na + cl ⇌ nacl

balanced chemical equation:

na + 2cl ⇌ nacl2

sodium + clorine goes to form sodium chloride (table salt).

the product is nacl2.

and the reactants are na and cl.

(note: if you don’t know what ⇌ means, read below: -

⇌(double head arrow) means reversible reaction).

pie chart because it is in percents ( % )