The maximum speed limit on a highway is 55 miles per hour. What is that speed in meters per second? (mi = 1.609 km)

What happens to the atomic radius when an elctron is lost

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

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