The table below shows the number of sub-atomic particles in an atom of boron. Sub-atomic Particles
Sub-atomic Particle Number
Protons 5
Neutrons 6
Electrons 5

What is the amu of a boron atom?
5
6
10
11

The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.

How does concentration affect reaction rate

Light waves travel than sound waves.