Question 1
How is the concentration of a solution usually expressed?
Question 2
What happens in a neutralization reaction?
Question 3
What denotes a balanced chemical equation?
Question 4
The atomic number of an element is determined by the number of ___?
Question 5
Which type of reaction releases heat into the surroundings?
Question 6
In the periodic table, what do elements in the same group have in common?
Question 7
What is the effect of a buffer in a solution?
Question 8
What distinguishes a cation from an anion?
Question 9
What is osmosis?
Question 10
What is a catalyst's role in a chemical reaction?
Question 11
What is the primary difference between isotopes of the same element?
Question 12
In which state of matter do molecules have the highest energy level?
Question 13
What type of bond is formed when atoms share electrons?
Question 14
Which phase change occurs when a solid directly becomes a gas?
Question 15
Which property of water allows it to be a universal solvent?