Explain hess''s law to calculate h for the reaction

Assignment Help Chemistry

Reference no: EM13309950

Consider the following data. 2 Ca(s) + O2(g) 2 CaO(s) H = -1270.2 kJ C(s) + O2(g) CO2(g) H = -393.5 kJ CaO(s) + CO2(g) CaCO3(s) H = -178.3 kJ Use Hess's law to calculate H for the reaction below. 2 CaCO3(s) 2 C(s) + 2 Ca(s) + 3 O2(g) H = kJ

Reference no: EM13309950

Questions Cloud

Explain organic chemistry when assigning priority to r : Organic Chemistry When assigning priority to R (clockwise) and S (counterclockwise) nomenclature of asymmetric carbon atoms, which has a greater priority CH3 or CH2CH3

Determine what is the periodic table form of the c-s-h gel : The C-S-H gel can come in a variety of chemical structure forms. If it has a cement notation form of C3 S2 H8, what is the periodic table form of this C-S-H gel. What would be the balanced equations for C3 S and C2 S when hydrated into this form

What is the angular acceleration of the tires : A ball rolls horizontally off a 45-m high cliff with vo=10 m/s. How far from the base of the cliff will it hit the ground, What is the angular acceleration of the tires

Explain naoh dissolves in enough water to make solution : A particular drain cleaner contains NaOH. What is the value of [OH-] in a solution produced when 50.0g of NaOH dissolves in enough water to make 250mL of solution

Explain hess''s law to calculate h for the reaction : Consider the following data. 2 Ca(s) + O2(g) 2 CaO(s) H = -1270.2 kJ C(s) + O2(g) CO2(g) H = -393.5 kJ CaO(s) + CO2(g) CaCO3(s) H = -178.3 kJ Use Hess's law to calculate H for the reaction below.

Estimate the power of the lens : A plastic plano-concave lens has a radius of curvature of 50 cm for its concave surface. what is the power of the lens

Design and implement an enterprise web application : For your Assignment 2 Part 1 submission you are required to produce a Java implementation of the GUI for the Agriculture image viewer component of your overall Agriculture File Storing and Management (FSM) System.

Explain the reaction is first order c2h6---> 2ch3 : The following reaction is first order, C2H6---> 2CH3. If the rate constant is equal to 5.5x10^-4s^-1 at 1000K, how long will it take for 0.35 mol of C2H6 in a 1.00 L container to decrease to 0.20 mol in the same container

Calculate the radius of the path inside the magnetic field : A particle with a mass of 6.64*10^-27kg and a charge of 3.20*10^-19Cis accelerated from rest through a potential difference of 2.45*10^6V. calculate the radius of the path inside the magnetic field

User Account

All Pages