Pure water can be obtained from the sugar solution using this apparatus. 6 of 15 pages (i) Name the process used to obtain pure water from the sugar solution. (ii) Explain the purpose of the piece of apparatus labelled X.

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?

In pqr m< p=60 m< q= 30 and m

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