endothermic reaction experiment

are my caculations correct? please help

Xothermic Reaction *Show ALL Calculation Setups Initial temperature in calorimeter Final temperature in calorimeter Volume of 1.000 M NaOH Volume of 1.000 M HCI just the sodium 25.00C 31.26C 50.00 ml 50.00 ML 1. What is the total mass of the reaction mixture in the in the calorimeter? 50.0 +50.0 100.0 mg x 1.0009 = 100.09 Imor 100.0 2. Calculate the total heat (@) released in the reaction, assuming that the specific heat capacity of the solution is the same as that of pure water, 4.184J/gC. J 31.26 0 (400.09)(4 1547x) (6.264) -25.coc 6.260 2619.184= 26205 3. The main product of this reaction is water. Using the mass in question one as mass of water, how many moles of water was formed? Molar mass of water is 18.016 g/mol. 100.0g = 18.0167/m01 - 5.5506-5.55 mol Og mol 4. Calculate the Enthalpy of the reaction (AHxn). 26205 5.55 mol 472.07 /mol = 472 /mol +/ lowest tempi gels 25oo.c 19.76.C to Initial temperature in calorimeter a Solid Final temperature in calorimeter Volume of water used 50.00 ml Mass of NH4Cl used 5.1524g 1. Calculate the mass of the solution (NH4Cl and water). can be postive or negave add g NH4Cl 91120 50.00 794 x 1.0009.50.009420 +55 1524g 55.1529 ME +5.1524 2. Calculate the total heat (q) released. Assume the specific heat capacity of the solution is the same as pure water, 4.184 1/8 C. 9 mx CXAT 4 hal-intial 9 = 55.162g x 4 1845 184 - 5.24 4= -112.361 19 76C 125.00c -5.240 - 112005 3. Using mass of NH4Cl in the data table above, calculate moles of NH4Cl used in this reaction? Molar mass of NH4Cl is 53.492 g/mol. 55.1529 = 1.03103 gNH y CL 53 4929/mo 53.4929/mol 1.0310 MOL 4. Calculate the Enthalpy of the reaction (AH..). (caal -11200T be vugalive 10,863.23 1.0310 moL -101863/mol