Chemical Reactions Test Quizizz

If 45.0 grams of copper(II) sulfate are reacted with excess sodium carbonate and 38.0 grams of copper(II) carbonate are produced, what is the percent yield?

(a)  

Tags

NGSS.HS-PS1-7

If 24.0 grams of magnesium is reacted with excess hydrochloric acid r and 34.5 grams of magnesium chloride are formed, what is the percent yield?

(a)  

Tags

NGSS.HS-PS1-7

What is the maximum amount of calcium sulfate (CaSO4) that can be formed when 18.0 grams of calcium hydroxide (Ca(OH)2) reacts with an excess of sulfuric acid (H2SO4)?

(a)  

Tags

NGSS.HS-PS1-7

Write the molecular, ionic, and net ionic equations for the reaction between KBr and AgNO₃. Identify the spectator ions and the precipitate.

Tags

NGSS.HS-PS1-7

Write the following reaction in a word equation: Ca(NO3)2(aq)+NaOH(aq)→Ca(OH)2(s)+NaNO3(aq)

Tags

NGSS.HS-PS1-7

What is the maximum amount of product that can be formed in a reaction based on the amounts of reactants present?

• Limiting Reactant
• Excess Reactant
• Theoretical Yield
• Actual Yield

Tags

NGSS.HS-PS1-6

What is the relationship between the molar mass of a substance and the mass of 1 mole of that substance?

• The molar mass and the mass of 1 mole are the same thing
• The molar mass is the mass of 1 mole divided by Avogadro's number
• The molar mass is the mass of 1 mole multiplied by Avogadro's number
• The molar mass is the mass of 1 mole added to Avogadro's number

At standard temperature and pressure (STP), what is the volume of 1 mole of an ideal gas?

• 22.4 L
• 24.0 L
• 1.0 L
• 10.0 L

Which of the following reactions is an example of a synthesis reaction?

• A + B → AB
• AB → A + B
• A + BC → AC + B
• AB + CD → AC + BD

How many moles of water are in 54.0 grams of H2O?

• 0.54 moles
• 1.5 moles
• 3.0 moles
• 27.0 moles