Which sub-atomic particle is transferred in order to create a static charge. 

Name the following compound:   HBr

Write in the correct coefficients to balance the following chemical equation. 

Explain why sunsets are red/orange. 

What is the molar mass of CO2 ?

Explain the diurnal, yearly and intrinsic motions of the stars.

Explain why the sky is blue. 

What happens to the pH of soda water as it loses its carbonation?  

Match the following descriptions with the corresponding type of bonding.   

What is the difference between nuclear fission and nuclear fusion?