Which of these actions is the best evidence that waves can cause objects to move? a.) speed boat races in circles around the lake, b)a teenager swims to shore after an ocean swim. c)a surfer rides back to the beach on his surfboard. d)a dog fetches a ball tossed in a lake and brings it back to the dock.

Consider the following unbalanced equation for the combustion of hexane: αc6h14(g)+βo2(g)→γco2(g)+δh2o(g) part a balance the equation. give your answer as an ordered set of numbers α, β, γ, use the least possible integers for the coefficients. α α , β, γ, δ = nothing request answer part b determine how many moles of o2 are required to react completely with 5.6 moles c6h14. express your answer using two significant figures. n n = nothing mol request answer provide feedback