#1
Which of the following is an example of a chemical change?
#2
What is the SI unit of mass?
#3
What is the chemical symbol for gold?
#4
What is the chemical formula for water?
#5
What is the process of a liquid turning into a gas at its boiling point called?
#6
Which of the following is NOT a characteristic of a solid?
#7
What is the density of water at 4°C?
#8
Which of the following is NOT a physical property of matter?
#9
What is the process of a gas turning into a liquid called?
#10
Which of the following is NOT a state of matter?
#11
What is the law of conservation of mass?
#12
What happens to the density of a substance as its temperature increases?
#13
Which of the following statements describes a physical change?
#14
What happens to the volume of a gas when pressure increases, assuming constant temperature?
#15
What is the process of a solid turning directly into a gas called?
#16