4. Cooking vegetables or pasta in water and pouring it through a sieve to remove the water is using what separation method? A) filtration B) centrifugation C) distillation D) extraction

AHm =Eproducts nAH - Lreactants mAH, | Periodic Table enthalpy of reaction is s of formation of the where m andn represent the appropriate stoichiometric coefficients for each substance. action is the enthalpy ction when all the in their standard states. d enthalpy of reaction is pt "rxn" stands for nthalpy of a reaction is ard heats of formation ( rmation) of its.reactants the standard enthalpy an be mathematically ne standard heats of eactants and products are Part A What is AHn for the following chemical reaction? rxn H2O(1) + CC14 (1)→COC) (g) + 2HCI(g) You can use the following table of standard heats of formation (AH:) to calculate the enthalpy of the given reaction. Standard Heat of Standard Heat of Element/ Compound Element/ Compound Formation (kJ/mol) Formation (kJ/mol) H(g) 218 N(g) 473 H2(g) 0. O2(g) 0. CCL4 (1) -139.5 O(g) 249 185.8 HCl(g) -92.30kJ H2O(1) COCL2 (g) 218.8kJ 71 C(g) HNO3 (aq) -206.6 0. C(s) Express the standard enthalpy of reaction to three significant…

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Vilin the felowina Chart wtn the tonyerature as the udume Charges Hepl:Find the qudient if ne whne diluided by the Seemifercature in mefustrow.Use this figure as H. Sep 2 Use me tanula v/T=h to sohe for the ather tempratures. K hill rewidn Consiant oa a saNse Temperatine/lehuny 120 aso ons 125.