A measure of the extra charges that are on an object is called

In adding and subtracting you use the least number of decimal place. 12.008+3.18

Facts about cell give me 5

Would you expect ionic compounds to be soluble in elemental liquids like bromine or mercury?

Write the name and formula for the chemical substance which is produced in most acid-base neutralization reactions

A test done under standard conditions is referred to as what in chemistry? A. STP B. Control C. Rate Constant D. Kinetics E. None of the above

Rutherford calculated that a gold atom is about 10,000 larger than its nucleus. Thinking about his experiment and its results, how did he come to this conclusion?

Which atom in the ground state requires the least amount of energy to remove its valence electron? (1) lithium atom (2) potassium atom (3) rubidium atom (4) sodium atom

Which of the following is the correct Lewis structure for ammonia (NH3) ? Note: Hydrogen and nitrogen have one and five valence electrons respectively.

Which statement about the electron-cloud model is true? A. It is the currently accepted atomic model. B. it can easily be replaced by existing models C. It specifies the location and momentum of an electron. D.

To the nearest gram, what is the mass of one spoonful of sugar?