What is the water table

5H₂ 1. What number represents the coefficient? 2. What number represents the subscript? 3. What element is represented by the letter H? 4. How many total H's are there?

How does temperature change with depth in the Earth's crust?

True or false: if a compound contains ions then both positive and negative ions must be present.

Imagine you pour some hot soup into a bowl. You place you hands on the outside of the bowl and feel that that the bowl is very warm. How did the heat get from the soup through the bowl to your hands? Osmosis Radiation Conduction Convection

Iron metal can be produced from the mineral hermatite, Fe2O3 by reation with carbon Fe₂O3 + C Fe + co2 balance the equation How many grams of carbon are needed to react with 525g of hermatite

An experiment with high validity is

What is the smallest part of a tree that can do all the things needed for life?

As the PH scale decreases or increases, how does this affect the acidity?

During an endothermic phase change, what happens to the potential energy and the kinetic energy? Potential energy stays the same, and kinetic energy increases. Potential energy increases, and kinetic energy increases.

In the following atomic model, where does the strong nuclear force happen? А B с -0 outside A between A and B between B and C O inside C