Define why heat change at constant pressure

Assignment Help Chemistry

Reference no: EM13528647

1) Explain why heat change at constant pressure and constant volume have definite values.explain the terms exothermic endothermic and heat of reaction.

2) State the Hess's law. illustrate the use of this law.

Reference no: EM13528647

Questions Cloud

Explain blood is a mixture of salts and sugars and proteins : Blood is a mixture of salts, sugars, proteins, small molecule waste products and blood cells. What type of mixture is each (solution, colloid or suspension)? When the blood is filtered through the kidneys, which would pass into the urine

Find the speed of the lander just before it hits the surface : A lunar lander is landing on the moon from 5.0 m above the surface, with a downward speed of 0.8 m/s. With the engine off, it is in free fall. find the speed of the lander just before it hits the surface

What was the cost of goods manufactured for the year : How much of the materials in above consisted of indirect materials and how much of the factory labor cost for the year consisted of indirect labor?

What is the distance traveled at that point : A car is going with a constant speed of 15 m/s (about 34 mph) in a school-crossing corner, where the speed limit is 10 m/s (about 22 mph). What is the distance traveled at that point

Define why heat change at constant pressure : Explain why heat change at constant pressure and constant volume have definite values.explain the terms exothermic endothermic and heat of reaction.

Determine how far did the ball travel during the serve : A served tennis ball is typically in contact with the racquet for 30 ms and starts from rest. In the fastest serve recorded, How far did the ball travel during the serve

Explain a diet soda contains 0.5% sodium : A diet soda contains 0.5% sodium, 0.25% potassium and 0.6% aspartame. Can you please show me how to calculate how many grams of each you would consume by drinking a 300 mL can of soda.

Find what is the required radius of this cable : A copper cable is designed to carry a current of 340 A with a power loss of 4.80 W/m. What is the required radius of this cable

What are the speed and direction of the mug at impact : bartender slides a beer mug at 1.2 m/s towards a customer at the end of a frictionless bar that is 1.3 m tall. What are the speed and direction of the mug at impact

User Account

All Pages