IPC Sem 2 Final Exam Practice Questions

Classify each example below as the type of matter it is:

• Oxygen

• Homogeneous mixture

• Milk

• Element

• Pure water

• Compound

• Table salt

• Compound

• Vegetable soup

• Heterogeneous mixture

A piece of metal is 4 cm by 10 cm by 2 cm. If it has a density of 2 g/cm³, find its mass.

• 160 g

• 80 g

• 40 g

• 200 g

A plastic with a mass of 15 g is placed in a graduated cylinder. The water level in the graduated cylinder changes from 30 mL to 55 mL when the plastic is added. Find the density of the plastic.

• 0.6 g/mL

• 1.5 g/mL

• 0.3 g/mL

• 2.0 g/mL

Use the terms definite, not definite, close together, spread apart, and broken apart to complete the chart below about the four states of matter. Then give two examples of each state of matter in column D. Phases of Matter: SOLID

• Shape: definite Volume: definite Particles: close together Example: ice, rock

• Shape: not definite Volume: not definite Particles: spread apart Example: water vapor, steam

• Shape: not definite Volume: definite Particles: spread apart Example: oil, milk

• Shape: broken apart Volume: not definite Particles: broken apart Example: plasma, lightning

Tags

NGSS.MS-PS3-4

Use the terms definite, not definite, close together, spread apart, and broken apart to complete the chart below about the four states of matter. Then give two examples of each state of matter in column D. Phases of Matter: LIQUID

• Shape: not definite Volume: definite Particles: close together Example: water, oil

• Shape: definite Volume: not definite Particles: spread apart Example: iron, copper

• Shape: not definite Volume: not definite Particles: broken apart Example: oxygen, nitrogen

• Shape: definite Volume: definite Particles: close together Example: wood, plastic

Use the terms definite, not definite, close together, spread apart, and broken apart to complete the chart below about the four states of matter. Then give two examples of each state of matter in column D. Phases of Matter: GAS

• Shape: not definite Volume: not definite Particles: spread apart Example: oxygen, carbon dioxide

• Shape: definite Volume: definite Particles: close together Example: water, mercury

• Shape: definite Volume: not definite Particles: broken apart Example: iron, copper

• Shape: not definite Volume: definite Particles: close together Example: helium, neon

Use the terms definite, not definite, close together, spread apart, and broken apart to complete the chart below about the four states of matter. Then give two examples of each state of matter in column D. Phases of Matter: PLASMA

• Shape: not definite Volume: not definite Particles: broken apart Example: lightning, stars

• Shape: definite Volume: definite Particles: close together Example: water, ice

• Shape: not definite Volume: definite Particles: spread apart Example: oxygen, carbon dioxide

• Shape: definite Volume: not definite Particles: close together Example: wood, metal

Tags

NGSS.MS-PS3-4

How many grams of KBr are needed to make a saturated solution in 100 g of water at 70 °C?

• 50 g

• 70 g

• 110 g

• 80 g

Would potassium nitrate be an unsaturated, saturated, or supersaturated solution if 120 grams of it were dissolved at 90 °C?

• Unsaturated

• Saturated

• Supersaturated

At which point would this substance begin to change from a liquid to a gas?

• Melting point

• Boiling point

• Freezing point

• Condensation point

Tags

NGSS.MS-PS1-4