WebThe enthalpy changes for two reactions are given by the equations: 2 C r (s) + 1 2 1 O 2 (g) C r 2 O 3 (s); Δ H = − 1 1 3 0 k J C (s) + 2 1 O 2 (g) C O (g); Δ H = − 1 1 0 k J What is the enthalpy change, in k J, for the reaction? 3 C (s) + C r 2 O 3 (s) 2 C r (s) + 3 C O (g) WebOct 26, 2024 · Hess's law states that the enthalpy change of a reaction is the sum of the enthalpies of the intermediate reaction. Given the reactions below and their enthalpy values; The enthalpy change, ΔH, of the reaction whose equation is given below, will be: X (s) + 12 O₂ (g) + CO₂ (g) XCO₃ (s) ΔH = ΔH₁ - ΔH₂
Two substances at different temperatures are brought together …
WebThe enthalpy change for two reactions are given by the equations: 2 C r (s) + 2 3 O 2 (g) C r 2 O 3 (s); Δ H = − 1 1 3 0 k J C (s) + 2 1 O 2 (g) C O (g); Δ H = − 1 1 0 k J What is the enthalpy change in k J for the following reaction? 3 … WebCorrect answers: 2 question: PLEASE HELP ASAP a boy swings a bucket containing 2.4 kg of water in a vertical circle of radius 0.6 m at a constant rotational rate of 1 revolution every 1.4 seconds. Find the following quantities: the angular speed of water in rad/sec the tangential speed of the water in meters/sex good morning teammates
Answered: Given the reactions,… bartleby
WebAfter the reaction occurs, the temperature of the resulting mixture is 29.8°C. The density of the final solution is 1.05 g/mL. Calculate the molar heat of neutralization. Assume the specific heat of the solution is 4.184 J/g•°C. The heat capacity of the calorimeter is 32.5 J/°C. a. 41.7 kJ/mol b. 58.5 kJ/mol c. 44.8 kJ/mol d. 13.0 kJ/mol e ... WebASK AN EXPERT. Science Chemistry The compound magnesium iodide, MgI2 is soluble in water. Write the net ionic equation for the dissociation reaction that occurs when solid magnesium iodide dissolves in water: Use the pull-down boxes to specify states such as (aq) or (s). H20. The compound magnesium iodide, MgI2 is soluble in water. WebVIDEO ANSWER: The idea of the law is to use the equations in black that we can find. We can't find the entropy for a reaction, so we use those equations to find it. The blue … good morning teammates images