The smallest piece of a compound that retains characteristics of a compound is

If 100.0J are added to 20g of water at 30.0c what will be the final temperature

The Hawaiian Islands are home to many endangered species. Why do you think the Hawaii Department of Agriculture is so strict about allowing nonnative species onto the islands?

Convert 6.3x1024 molecules of water to liters.

The reaction that takes place when iron metal combines with aqueous hydrochloric acid.

Cuales son los nombres de los siguientes iones NH4+1 Y NO3-1

A penny has a mass of 2.50g and the moon has a mass of 7.35 X 10^22 Use this information to answer the questions below. Be sure your answers have the correct number of significant digits.

If a car tire has a diameter of 3232 inches, what is the approximate circumference of the tire?

9) Bettina spoke into a microphone during the school play to increase the sound of her voice so the audience could hear her speak.

Explain what happens to the average kinetic energy thermal energy and temperature of a substance when the particles in the substance slows down

Which of the following could be used to describe the rate of a reaction? change in time/change in concentration change in mass/change in concentration change in concentration/change in time change in concentration/change in mass