Solid sodium reacts violently with water, producing heat, hydrogen gas, and sodium hydroxide. how many molecules of hydrogen gas are formed when 57.1 grams of sodium are added to water?

57.1g * 6.022*10^23 / 22.9 * 2 = 7.51*10^23 molecules

hope this !

explanation:

answer by yourhope:

how do models compare to real-world objects?

d. most models represent a real-world object in a simpler way.

: )