jaredlopez505 jaredlopez505
  • 22-01-2020
  • Mathematics
contestada

5r+7s-3(r+s)+4=

r=2 s=3

Respuesta :

joshua9ag
joshua9ag joshua9ag
  • 22-01-2020

Answer:

(5)(2)+(7)(3)−3(2+3)+4

=20

Answer Link
thrift
thrift thrift
  • 22-01-2020
heres the answer :) :)
Ver imagen thrift
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Background Info:The standard enthalpy of formation (ΔH∘f) is the enthalpy change that occurs when exactly1 mol of a compound is formed from its constituent elem