Which factor explains why coal dust in an enclosed space is more explosive than coal dust blown outdoors into an open space ? a. temperature.
b. surface area
c. concentration
d. volume
e. catalyst

Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude

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

How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?