. A 17.92 g sample of copper was submerged in water, and the volume reading rose by 2.00 mL. What is the density of the copper sample?
(give answer in 3 significant figures)
g/cm3

Used the balanced equation 2h2+ o2 - -> 2h2o. if you have 7.2 grams of o2 , how many grams of h2o can you produce ?

100 points answer quick the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

What methods could you use to solubilize calcium carbonate