How many moles of Na2SO4
4NaOH(aq) + 2S(s) + 3O2(g) ---> 2Na2SO4(aq) + 2H2O(ℓ)

The ph of carrots are 5.0 how it is classified a.acidic b.basic c.indicator d.neutral

Choose all the answers that apply. ionic compounds dissolve easily in water do not dissolve in water have low melting points have high melting points conduct electricity when melted

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage