when the volume of the gas is changed from 11.5cm³ to _cm³, the temperature will change from 415.0k to 200.0k

Which of the following statements about acidic water is true? a. acid has no effect on the h, o molecules. b. the solution contains a larger number of oh ions than h, o ions. c. the solution contains a larger number of h, o ions than qh ions. d. the solution contains an equal number of h, o ions and oh ions. none of the above e.

Marcel just purchased 1.69 grams of iron fillings in order to make living putty for his 6 year old niece. how many moles of iron are made in his sample?

Find the mass, in grams, of 5.00*10^23 molecules of f2