Which statement about alkane molecules is correct? A They burn in oxygen.
B They contain carbon, hydrogen and oxygen atoms.
They contain double bonds.
D They contain ionic bonds.​

What is the study of how matter and energy interact? a. biology b. physics c. planetary science d. chemistry

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

How many moles of kci are produced from 2.50 moles k