Hat is the electron configuration of an element with atomic number 15?

Describe how a change in state could occur

Give an example of a material that contains that carbohydrate. 1. Glucose 2. Fructose 3. Maltose 4. Sucrose 5. Lactose 6. Starch 7. Cellulose & Chitiin 8. Glycogen

Potassium is a and chlorine is a

Why do some obejects such as door and windows get bigger and smaller?

8. A student performing an investigation of chemical reactions mixes two aqueous solutions and observes a change in color.

How many grams of tin are found in 3.5 moles of tin

Determine whether each statement is a description of a physical property or a chemical property. Paper burns readily in air.

Cual es la función de los lípidos?

Butane - ethane - methane - propane: What do these hydrocarbons have in common? A) The same number of carbons present. B) They all have polar covalent bonds. C) They all have single covalent bonds. D) They have the same structural formulas.

Identify the form of energy that is converted into ther - mal energy by your body