how many protons electrons and neutrons does a atom with the atomic number 50 and mass number 125 contain?

Which law is obeyed in the following statement? A reaction has the same amount of atoms of each element on both sides. A Law of conservation of energy B Law of conservation of mass C Law of conservation of atoms D Law of conservation of temperature

How do you test the three types of alcohols?

Which of the following are greenhouse gases? Select all that apply. Oxygen, carbon dioxide, nitrous oxide, nitrogen

Which tool is more accurate for measuring liquid a) erlenmeyer flask b) graduated cylinder c) beaker

What is unchanged when a solution is diluted by the addition of solvent?

What are two examples of decomposers

An unknown substance dissolves in water but it does not conduct electricity before or after it has dissolved.

21% of oxygen in air with barometric pressure of 625. what's partial pressure

Which situations will NOT increase the reactions rate of most chemical reactions A) an increase in temperature B) grind up the solute to increase surface area before mixing C) by increasing the pressure in which the reaction takes place D)

What are the three types of matter?