The joule is the si unit of energy and is equal to 1 kg m2 s-2. the erg is another energy unit, equal to 1 g cm2 s-2. use unit conversion methods to work out how many ergs are in 1 joule.

Why should you pay attention to the physical states of reactants and products when writing elquilibrium constant expressions?

The term that describes two or more objects in a system reaching the same temperature is

Two real-world examples of things that use or are made of molecules that contain covalent bonds,

1. If you have 20 grams of parent material and TWO half-lives go by, how much parent material do you have remaining? How much daughter material do you now have?

What is 2y=x-z solve for x

Which ionic compound is water soluble? A. cuS B. NH4NO3 C. SrSO4 D. ZnF

What is part of an experiment that is not being tested and is used for comparison

Is hydrogen sulfide a heterogeneous mixture solution compound or element?

Explain why people who like to stay cool on a hot summer day prefer to wear white clothing?

Which of these is a chemical property? A. Mercury is a dense liquid. B. Iodine vapor has a purple color. C. Aluminum is a very conductive metal. D. Ice melts at 0°C. E. Iron rusts in wet weather.