When you shout across a sports field to your friend you are creating a what wave A surface B transverse C longitudinal

What does biodiversity indicate about an ecosystem

How do you convert grams of zinc to moles of zinc

A sample of oxygen gas was found to effuse at a rate equal to two times that of an unknown gas. what is the molar mass (in g/mol) of the unknown gas?

The molecule h2so4is ionized to h + ions and so4 - ions in water. would you predict this to result in a solution that is acidic or basic?

Where are astroids found

The alkenes are compounds of carbon and hydrogen with the general formula cnh2n. if 0.561 gram of any alkene is burned in excess oxygen, what number of moles of h2o is formed?

Changes in color, energy, and odor are indications that a

The correct formula for aluminum phosphide

Why does temperature increase with altitude through the stratosphere? The stratosphere is closest to the sun. The ozone layer is found in the stratosphere. All layers of the atmosphere increase in temperature with altitude.

Pretend you are the size of an atom and you are observing a reaction between a potassium ion and a fluorine atom. Describe how an ionic bond forms as the atoms react.