Answer:
A
Explanation:
frequency is the product of time and wave length
The material on the right is a darker shade than the one on the left. Also the one on the right also is less of a block and a little more shagged
Chemical energy is converted to thermal energy.
Molar mass O₂ = 16 x 2 = 32.0 g/mol
1 mol O₂--------------------------- 32.0 g
30.5 moles O₂-------------------- ? ( mass O₂)
mass O₂ = ( 30.5 ) x 32.0 / 1
mass O₂ = 976.0 / 1
= 976.0 grams of O₂
hope this helps!
A molecule represents the smallest part into which a compound can be divided and still retain its chemical and physical properties