A student dissolves 64.0g NaOH in water to make 1.47L of solution. What is the molarity of the solution

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

Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer