Sarah cycles 30 mi to her grandmother's house at a steady speed of 10 mph. If she leaves home at 2:00 PM what time will she arrive?

Which scientist supplied the equations to combine and particle theory

Energy is just like any other chemical or physical process, where it cannot be created or destroyed. Which Law states this fact?

The structures located inside of a cell are called

What gas was produced by the decomposition of hydrogen peroxide? what happened when the smoldering toothpick came into contact with the gas? b boldi italicsu underline bulleted list numbered list superscript subscript?

Explain the neutralization of vitamin c with sodium hydrogen carbonate?

You should be worried about the safety of a healthcare product if you see which of the following claims made? a. FDA approved! b. Miracle cure! c. Scientifically tested! d. Effective in double-blind study!

Which branch of science provide the proof that earth is approximately 4.6 billion years old

What is the product if an atom of Po-209 undergoes alpha decay?

The first-order decomposition of n2o at 1000 k has a rate constant of 0.76 s-1. if the initial concentration of n2o is 10.9 m, what is the concentration of n2o after 9.6 s

When a catalyst lowers the activation energy of a reaction the rate of the reaction?