Moles Gizmos Student Worksheet

Last updated about 5 years ago

70 questions

Note from the author:

This is a GoFormative version of the worksheet associated with the Moles Gizmos activity. 

Moles Gizmos Student Worksheet

Moles Gizmos Student Worksheet

How many of EACH item?

Would a dozen of each object have the same mass (e.g., would a dozen eggs have the same mass as a dozen roses)?

What information do you need?

How many of EACH item?

Would a dozen of each object have the same mass (e.g., would a dozen eggs have the same mass as a dozen roses)?

Answer and explain your answer.

What is the average mass of a copper atom? INCLUDE UNITS.

How many atoms did you need to add?

How many atoms did you need to add?

How many atoms did you need to add for carbon?

How many atoms did you need to add for sulfur?

How many atoms did you need to add for aluminum?

What do you notice about the number of atoms in one mole?

What is the exact value of the Avogadro constant (to 5 significant figures)?

What is the Avogadro constant in standard form?

What is the atomic mass of sulfur? SHOW UNITS.

What is the molar mass of sulfur? SHOW UNITS.

What is the atomic mass of aluminum? SHOW UNITS.

What is the molar mass of aluminum? SHOW UNITS.

What is the formula mass of Cu2O?SHOW UNITS.

How many formula units did you need to add?

What was your compound and how many particles did you need to add?

Fill in the blank.

Fill in the blank.

How many atoms in a FeCl2 formula unit?

How many Cl atoms are there in a single FeCl2 formula unit?

Mass of an Fe atom? SHOW UNITS.

Mass of a Cl atom? SHOW UNITS.

Sum of the masses of one iron and two chlorine atoms? SHOW UNITS.

Is the sum of the individual masses the same as the formula mass?

How many moles of copper are needed to make one mole of copper(IV) oxide? SHOW UNITS.

How many grams of copper would you need for one mole of copper(IV) oxide? SHOW UNITS.

How many grams of oxygen would you need for one mole of copper(IV) oxide? SHOW UNITS.

What else do the subscripts in a formula tell us?

What do you need to know?

What is the molar mass of carbon? SHOW UNITS.

Predict the mass of 2.000 moles of carbon.

What is the actual mass of 2.000 moles of carbon? SHOW UNITS.

How many mole jars do you THINK can be filled with this amount?

Were you close?

How many mole jars do you THINK can be filled with this amount of FeCl2?

What is the value? SHOW UNITS.

How did you convert moles to grams?

How did you convert grams to moles?

How many atoms do you think this amount represents?

How many atoms are there? SHOW UNITS.

How can you calculate this value?

Is the amount more or less than one mole?

Was the jar completely filled?

How many moles do you have? SHOW UNITS.

Calculate the number of moles. SHOW UNITS.

Were you correct?

Is the method the same?

How do you convert moles to atoms/molecules/formula units?

How do you convert atoms/molecules/formula units to moles?

What is the number of grams? SHOW UNITS.

What do you need to find first?

How do you convert from atoms to grams?

What is the starting unit?

What is the answer unit?

What do you need to know to find the mass of 3.00 moles of carbon?

What is the numerical result? SHOW UNITS.

Is this answer reasonable?

Did you solve the problem correctly?

95.0 g Al = ? mol Al (SHOW UNITS)

2.10 mol FeCl2 = ? formula units FeCl2 (SHOW UNITS)

What information do you need?

How many atoms are in a single formula unit of FeCl2?

Solve the problem. SHOW UNITS.

Solve the problem. SHOW UNITS.

Solve the problem. SHOW UNITS.

Solve the problem. SHOW UNITS.

Solve the problem. SHOW UNITS.

Answer and explain your answer.

What is the average mass of a copper atom? INCLUDE UNITS.

How many atoms did you need to add?

How many atoms did you need to add?

How many atoms did you need to add for carbon?