The rows are called Periods.
Answer:
the waves have a trough
Explanation:
just took the test on edg.
The answers
A) a
B) a
C) an
D) the
Answer:
Molar mass = 30.026 g/mol
Explanation:
Let Molar mass be mm
mm of CH2O = 12.01 + 2(1.008) + 16.00
= 12.01 + 2.016 + 16.00 = 30.026 g/mol