Which connective tissue will transport respiratory gases, nutrients and waste products?

In which compound does phosphorus have an oxidation number of 3–?

What pigment found in vegetables can make the skin appear orange or yellow in color?

The suffix “-itis” is very common in medicine (tonsillitis, bronchitis…etc). What does it mean?

Sulfur dioxide gas reacts with oxygen gas to form sulfur trioxide gas. What would the products of the reaction be, if the reactants are those shown in the figure?  

Cyanosis caused by sever reduction in blood flow or oxygenation to the skin will cause the skin to become what color?

Acid from _________ can wear away ___________, the hard outer covering of teeth, leading to cavities.

The pH of an aqueous HCl solution can be greater than 7.

When writing a net ionic equation, Na+(aq) is the same as Na(s), so if these species appear on opposite sides of the equation, they would be cancelled.

The pH of an aqueous HCl solution can be greater than 7.