changes of state occur when there is change in a. thermal energy b. electromagnetic energy c. chemichal energy d. eletrical energy

What happens to the kinetic energy of a cup of warm water when it is placed in a refrigerator?

After 1.60 mol of NH3 gas is placed in a 1600-cm3 box at 25°C, the box is heated to 500 K. At this temperature, the ammonia is partially decomposed to N2 and H2, and a pressure measurement gives 4.85 MPa.

In the haber process for the production of ammonia what is the relationship

A body was found with no evidence of rigor.

What is the pH of a solution when the [OH - ] = 1 x 10 - 3

Which statements indicate what the fossil record suggests about evolution on Earth? Check all that apply. Humans have only recently existed on Earth. Organisms originally lived only in Earth's water. Life on Earth started when water formed on Earth.

What does homogeneous mixture of elements mean

As an acid is added to neutral water the [OH-] will

What is the mass in grams of 5.00moles of CH4? How many moles of oxygen gas O2, are present in a 38g sample of O2

25 In general, for a gas at a constant pressure, A the temperature of the gas is inversely proportional to its volume B. the temperature of the gas is inversely proportional to its pressure C.