Which branch of science involves the study of of matter and energy?

How do scientists represent atoms that are bonded together?

For the reaction represented by the equation 
2Fe + O2 → 2FeO, how many moles of iron oxide will be produced from 8.00 mol of iron when O2 is in excess?

A zinc atom loses 3 electrons to become a zinc ion

An aqueous solution of sodium thiosulfate releases heat when it crystallizes. What would happen when sodium thiosulfate crystals dissolve in water?

Two plants are crossed to produce offspring. One parent plant has dark blue flowers, and the other parent plant has white flowers. Flower color in these plants is a codominant trait.

What type of wave it do the contractions of the snakes muscles make as a snake moves forward

Explain the difference between a ph of 8 and a ph of 12 in terms of h concentration

Why do we not have solar and lunar eclipses every month?

How many grams are in 8.9 moles of CaCO3

Why is all matter affected by gravity-