A gas system has volume, moles and temperature of 7.13L, 0.287moles and 545K, respectively. What is the pressure in atm?
O 1370 atm
O 0.555 atm
O 1.80 atm
O 7.31 atm

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution

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

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.