Refine Your Results

Content Curators

Grades

Subjects

Resource Types

Standards

43 resources with the concept molecular mass

Lesson Planet

The Influence of Initiator Concentration on the Molecular Weight of Polystyrene

For Teachers 11th - Higher Ed
This in-depth organic chemistry lab walks learners through an investigation of the effect of initiator concentration on the resulting molecular weight of polystyrene. It is important that you use this lesson with experienced chemistry...
8:28
Lesson Planet

Chemistry: Molar Mass

For Students 9th - 12th
Molar mass, gram molecular mass, and gram formula mass essentially mean the same thing. The brief video, part of the Socratica "Chemistry Lessons" playlist, explains how to solve these problems. It walks through the required tools, the...
Lesson Planet

DIffusion and Molecular Mass

For Students 9th - 12th Standards
Does molecular mass affect the rate of diffusion? The simulation allows scholars to experiment with diffusion while varying the molecular mass and temperature. The timer automatically stops when a certain point is reached, making it easy...
7:12
Lesson Planet

Calculating Masses in Electrolysis

For Students 9th - 12th
Investigate the calculation of molecular masses resulting from electrolysis of compounds. A video instructor gives a thorough explanation of mass calculations in relation to an electrolysis redox reaction. The video shows the formula,...
Lesson Planet

Using Freezing-Point Depression to Find Molecular Weight

For Teachers 9th - 12th Standards
Explore the mathematical relationship between a solvent and solute. Learners use technology to measure the cooling patterns of a solvent with varying concentrations of solute. Through an analysis of the data, pupils realize that the rate...
5:01
Lesson Planet

Moles in Equations

For Students 9th - 12th Standards
Moles are so important to chemistry that Michael Offutt composed an entire musical album titled Molennium about them. The video walks through how to use moles to solve a couple of different equations. It explains each step and when you...
6:07
Lesson Planet

Relative and Atomic Molecular Mass

For Students 9th - Higher Ed
Relative molecular masses sure have a lot of decimal places! Watch the video to learn how the number of particles in one mole of carbon-12 determines relative atomic and molecular masses. Viewers also learn how to calculate the atomic...
Lesson Planet

Moles, Atoms, Grams Oh My!

For Teachers 9th - 12th Standards
Provide young chemists with the opportunity to fully understand the mole concept. Learners measure various substances in teams, perform required calculations, and have the opportunity to discuss the accuracy of their results with peers....
Lesson Planet

Molar Mass

For Teachers 9th - 12th
Only three slides comprise this collection. The first defines molecular weight and molar mass. The second lists the molar mass and number of particles in a mole of several substances. The third is a chart depicting a chemical reaction...
Lesson Planet

AP Chemistry Topic 12: Solutions, Review, Part I

For Students 10th - 12th
Chemistry pupils practice computing amounts of solute or concentrations of various solutions. Five solutions are available for learners to calculate. This assignment is an all-encompassing review of how use dissociation constants and...
3:50
Lesson Planet

Using Moles Part 2

For Students 9th - 12th
When does 2+1=2? When calculating in moles, you sometimes have calculations that appear to defy basic math. The 13th video of 29 explains the pairing and combining of molecules and how to calculate their molecular masses. It also details...
4:01
Lesson Planet

Avogadro's Number - The Mole

For Students 9th - 12th Standards
The 10th video of 29 describes the work of Amedeo Avogadro in defining a mole and highlights the differences in atomic mass and molecular mass. The resource then details how to solve for molar volume.
4:52
Lesson Planet

Atom Economy

For Students 9th - 12th Standards
Viewers of this short video learn how atom economy is calculate, why the information is important, and when people in the industry use the calculations.
2:53
Lesson Planet

Relative Atomic and Molecular Mass

For Students 9th - Higher Ed
Did you know that body armor actually contains uranium? Learn about how isotopes of the same element have different masses and unique physical properties.
Lesson Planet

Graham's Law

For Students 10th - Higher Ed
In this gas laws worksheet, students apply Graham's Law by completing 6 problems finding the velocity and molecular mass of gases.
Lesson Planet

Chemical Quantities

For Teachers 9th - 12th
Prepare your chemistry charges for stoichiometry with this PowerPoint. The objective is to be able to calculate molar mass for different compounds. Beginning with the foundational definition of moles and moving through atomic and...
Lesson Planet

Chemistry 115 Practice Exam 3

For Students 9th - 12th
Radioactive decay, pH, properties of elements, organic compounds, and stoichiometry are all touched upon through this practice chemistry exam. It always helps learners to take a practice test in preparation for the actual exam. This...
Lesson Planet

Midterm Review

For Students 10th - Higher Ed
As a comprehensive review guide for a chemistry midterm exam, this lists concepts to study and provides problem-solving practice. The learning exercise is applicable to most introductory chemistry courses. Please review it to make sure...
Lesson Planet

Ideal Gas Law

For Teachers 10th - 11th
In this chemistry worksheet, students write two forms of the ideal gas law. Then they identify the size and units of the ideal gas law. Students also solve the equations for each ideal gas law.
Lesson Planet

The Mole

For Students 9th - 12th
Lists of compound names or formulae are given and pupils work to calculate the mass in grams, number of particles, or number of moles.
Lesson Planet

Colligative Properties - Freezing Point Depression

For Students 10th - Higher Ed
In this freezing point worksheet, students determine the freezing point of solutions at different concentrations. This worksheet has 9 problems to solve.
Lesson Planet

Ionic Compounds

For Students 9th - 12th
In this compounds worksheet, high schoolers review the structure and properties of ionic compounds, their formulas and nomenclature, and molecular mass and percentage composition. This worksheet has 4 short answer questions and 7...
Lesson Planet

Moles, Molecules and Molecular Mass

For Students 9th - 12th
In this moles, molecules and molecular mass worksheet, high schoolers solve 18 problems where they find the number of moles in a gas, they calculate the number of molecules in a sample of gas or they find the volume of gas in a sample...
Lesson Planet

Molecular Mass and Percent Composition

For Students 9th - 12th
In this molecular mass and percent composition worksheet, learners complete 5 sections where they determine atomic masses of given elements, they determine formula masses for given molecules, they find the molecular mass of 12 molecules...