Explain the heat of formation

Reference no: EM13332523

The heat of formation (?H°f) of MgCO3 (s) is -1095.8 kJ/mol. The chemical equation associated with this reaction is: MgO (s) + CO2 (g) ? MgCO3 (s) Mg+ (s) + CO3- (s) ? MgCO3 (s) Mg (s) + CO3 (s) ? MgCO3 (s) Mg (s) + C (s) + 3/2 O2 (g) ? MgCO3 (s) Mg+ (aq) + CO3- (aq) ? MgCO3 (s)

Reference no: EM13332523

Questions Cloud

Determine the work done by friction on the crate : You are pushing a 150-kg wooden crate in a straight line a distance of 4.5 m across a wooden floor at constant speed. What is the work done by friction on the crate

How fast should the weight be thrown downward : A light but rigid stick is attached to a small weight. The other end of the stick is attached to a pivot. The pivot allows the stick and weight to spin in a vertical circle. how fast should the weight be thrown downward

What is the speed of the mass after going around the loop : A bead of mass m slides without friction down a track and around a loop-the-loop of radius R. The initial height of the track is h = 3.5R. What is the speed of the mass after going around the loop

Explain what is the enthalpy change : Consider: 2 B5H9 (g) + 12 O2 (g) ? 5 B2O3 (g) + 9 H2O (g) ?H?reaction= - 8687 kJ. What is the enthalpy change when 0.2500 moles of B5H9 are combusted

Explain the heat of formation : The heat of formation (?H°f) of MgCO3 (s) is -1095.8 kJ/mol. The chemical equation associated with this reaction is: MgO (s) + CO2 (g) ? MgCO3 (s) Mg+ (s) + CO3- (s) ? MgCO3 (s) Mg (s) + CO3 (s) ? MgCO3 (s) Mg (s) + C (s) + 3/2 O2 (g) ? MgCO3 (s) ..

What is the moment of inertia of the boxers forearm : he triceps muscle in the back of the upper arm extends the forearm. What is the moment of inertia of the boxer's forearm

What will be the velocity of the ball : A person is observing the motion of a ball on a flat surface and measuring its position in time. What will be the velocity of the ball relatively to each of the two observers

Explain effuses through a porous barrier at a rate : An unknown gas effuses through a porous barrier at a rate that is 0.752 times the rate of Ar (g) under the same conditions. Which of the following is the unknown gas. Cl2 (g) He (g) O2 (g) N2 (g) H2 (g)

How many turns are in the secondary coil : In some places, insect "zappers," with their blue lights, are a familiar sight on a summer's night. how many turns are in the secondary coil

User Account

All Pages