Show all your calculation work to solve the following mass-mass stoichiometry problem:
How many grams of zinc (11) chloride (ZnCl2) are produced
if 6.5 grams of zinc (Zn) are used in a chemical reaction
according to the following equation?
Zn (s) + 2 HCl (aq) → ZnCl2 (aq) + H2 (g)

Please Help!!!

What is the mass of 4 molecules of co2

Stage in which a typical star has completely stopped fusion

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