Lesson: Mass Percentage Glencoe Science • Chemistry • Concepts and Applications • Glencoe • Chemistry • Matter & Change • Basic Chemistry • Sixth Edition • Chemistry • The Molecular Nature of Matter and Change • Eighth Edition • Chemistry 13e • AP Edition • Introductory Chemistry Essentials • Sixth Edition • Glencoe Science • Chemistry • Matter and Change

Chemistry

In this lesson, we will learn how to calculate the mass of each component in a solution or mixture as a percentage of the total mass.

Worksheet

Q1:

In concentrated hydrochloric acid, the concentration is 12 M and the density is 1.18 g/mL. What is the weight percent (% w/w) of concentrated ?

Q2:

Calculate the mass of salt that must be added to 150 g of water to prepare a solution that is ‎ salt by mass.

Q3:

Fill in the blank:

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