Name an element in the fourth period (row) of the periodic table with two 4p electrons.

Acid is added to a beaker containing crushed marble. what effect does stirring this mixture have on the system?

The separation of ions that occurs when an ionic compound dissolved is called

Describe the motion of a molecules in these two substances when the ice cube is placed on the radiator

If you have the reaction of 40 grams of water decomposing into hydrogen and oxygen what would be the total mass of your products?

Is Boyle's Law independent on the size of the system to which it is applied? In other words, is there a system too large or too small where Boyle's Law stops working? Yes or No? Why? (support your answer)

Part 2: Finding Speed and Height Using Energy Directions: Use the KE and GPE equations to solve for speed or height depending on the situation. 1. A 1,000-kg car has 50,000 joules of kinetic energy. What is its speed? 2.

Why is conductivity be the best test to find a metal, non-metal or metalloid?

In which way does a na1 + ion differ from a neutral na atom?

Which would not be associated with stable atmospheric conditions afternoon thunder showers is the answer

Which is not a characteristic of a compound? It is a mixture of elements. It has properties that differ from its component elements. It has a fixed proportion of elements.