REVIEW GAME IN CHEMISTRY

Which of the following is NOT a state of matter?

• Solid

• Liquid

• Plasma

• Energy

How many milliliters are there in 5 Liters?

• 50 mL

• 0.005 mL

• 0.0005 mL

• 5000 mL

Which of the following best describes a chemical change?

• Ice melts

• water evaporates

• a nail that forms rust

• sugar dissolves in water

What is the formula for density?

• mass x volume

• volume / mass

• mass / volume

• weight / volume

How many grams are there in 30 kg?

• 0.3 g

• 30000 g

• 300 g

• 0.0003 g

Which of the following is a chemical property of matter?

• color

• flammability

• melting point

• density

Which tool is commonly used to measure exact amount of liquid?

• graduated cylinder

• test tube

• balance

• beaker

How many significant figures are there in 0.00050?

• 1

• 2

• 5

• 6

Answer explanation

0.005 mol Mg

Study the diagram carefully.The particles of a solid are packed closely together and connot move around but they can vibrate. Select the property of a solid from the list below, whixh is consistent with (mataches) this micro-view of this state of matter

• no definite shape

• no definite volume

• cannot be compressed

• can flow

A block of aluminum occupies a volume of 15.0 mL and weighs 40.5 g. What is its density? Round off your answer to three significant figures.

• 2.7

• 2.70

• 0.37

• 0.370