CPC 4 Study Guide H

Front

What type of reaction is represented by the equation: PbCl₂ + AgNO₃ → Pb(NO₃)₂ + AgCl?

Back

Double Replacement Reaction

Front

According to Charles Law, how does temperature affect volume?

Back

Direct Relationship: As temperature increases, volume increases.

Front

How many grams of K₂Cr₂O₇ are soluble in 100 g of water at 95 ºC?

Back

75 grams

Front

What is the biggest disadvantage of using nuclear power?

Back

Nuclear waste must be safely stored for many years.

Front

Which substance is less soluble at 50 degrees than it is at 20 degrees?

Back

Ce₂(SO₄)₃

Front

Define a Double Replacement Reaction.

Back

A chemical reaction where two compounds exchange ions to form two new compounds.

Front

What is Charles's Law?

Back

The law stating that the volume of a gas is directly proportional to its temperature in Kelvin, at constant pressure.

Front

What is the solubility of KCl at 20 degrees Celsius?

Back

KCl is highly soluble in water.

Front

What is the main concern regarding nuclear waste?

Back

It must be safely stored for many years due to its radioactivity.

Front

What happens to the solubility of most salts as temperature increases?

Back

Generally, the solubility increases.