All the following are signs of a chemical reaction, except

A. a change in color or odor.

B. a release of gas.

C. a change of state.

D. a change in energy.

If 1.0 a of current are passing through a wire how many electrons pass through a cross-section of the wire in 1.0 hours?

The change of matter from a solid state to a gas state

What is the primary function of both alcohol fermentation and lactic acid fermentation?

Is air a gas or vapor

Which of the structure below represents fat

What is a Agricultural waste used as fuel is an example of a?

Chemical equation for heat of formation of c25h52

What scientist do that basis for their investigation

A closed flask contains water at 70 deg C. The total pressure of the air-and-water-vapor mixture is 500.0 torr. What is the partial pressure (in torr) of the air in this flask? Use your book for the vapor pressure of water at this temperature.

What was the approximate overall change in the carbon dioxide content between 1900 and 1962?