What is the molarity of a HCl solution if 45.5 L were used to react with 18.6 grams of
Na2CO3?
2 HCl + Na2CO3 → 2 NaCl + H2O + CO2
The molar mass of Na2CO3 is 106 g/mol and
the molar mass of HCl is 36.5 g/mol.

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

How many liters of ethylene glycol antifreeze (c2h6o2), with a density of 1.100 g/l, would you add to your car radiator containing 15.0 kg of water if you needed to protect your engine to - 21.5°c? for water, kf = 1.86°c m -1.

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