12. Which of state of matter has no definite shape but does have a definite volume?
A. Element
B. Liquid
C. Solid
O D. Gas

The air exhaled from the lungs of a smoker has a concentration of 24 ppm co. express the concentration as a percent.

1.aluminum chloride (alcl3), and sodium hydroxide (naoh) can react to form aluminum hydroxide (al(oh)3) and sodium chloride (nacl).    you have 13.4 g of aluminum chloride and 10.0 g of sodium hydroxide. answer the following questions: •what is the balanced equation for this reaction? •if you use all 13.4 g of aluminum chloride, how many grams of aluminum hydroxide can be formed? work must be shown to earn credit •if you use all 10.0 g of sodium hydroxide, how many grams of aluminum hydroxide can be formed? work must be shown to earn credit •how many grams of aluminum hydroxide will actually be made?     which reagent is limiting? explain your answer.

This drawing shows a human body system. what is the primary function of this body system?