An unknown compound contains only c, h, and o. combustion of 3.30 g of this compound produced 7.50 g of co2 and 3.07 g of h2o.

You open a can of soda at room temperature and hear a hiss. which of the following factors has changed inside the container? a.) atmospheric pressure b.) temperature of gas c.) type of gas d.) amount of gas

What four properties do all waves have in common

Which process results in the release of energy stored in the products of photosynthesis? a. polymer synthesis b. depolymerization c. digestion d. cellular respiration