What molecules are 3D shaped?

A solution has [h3o+] = 4.2*10-5 m. use the ion product constant of water kw=[h3o+][oh-] to find the [oh-] of the solution.

What is the name of the supercontinent that existed 245 million years ago

Whats a compound formed in solution from the negative ion of an acid and the positive ion of a base?

You slide the copper bar to the right and at time t = 0 you release the bar when it is a distance x from the right end of the apparatus. at that instant the bar is moving to the right with a speed v.

Why does ice have a lower density that liquid water does?

How many moles are in 25.2g of KMnO4?

Lewis diagram of Ozone

Name the feature of the ocean floor shown at A and describe how it's formed.

A certain element consists of two stable isotopes. The first has a mass of 62.9 amu and a percent natural abundance of 69.1 %. The second has a mass of 64.9 amu and a percent natural abundance of 30.9 %. What is the atomic weight of the element?

Nonmetals rarely lose electrons in chemical reactions because?