Solutions

Solutions

11th Grade

10 Qs

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Solutions

Solutions

Assessment

Quiz

Chemistry

11th Grade

Practice Problem

Hard

Created by

Sandra Lizeth Iturbe Requena

Used 2+ times

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10 questions

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1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

The topical antibiotic ointment Neosporin is 3.5% (m/m) neomycin solution. How many grams of neomycin are in a tube containing 64 g of ointment?

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Calculate the grams of KCl in 225 g of an 8.00% (m/m) KCl solution.

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Calculate the grams of KNO3 in 45.0 g of a 1.85% (m/m) KNO3 solution.

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

What is the mass percent of NaOH in a solution prepared by dissolving 30.0 g of NaOH in 120.0 g of H2O?

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

What is the mass percent (m/m) of NaCl in a solution made by dissolving 2.0 g of NaCl in 56.0 g of H2O?

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

What is the mass percent (m/m) of MgCl2 in a solution prepared by dissolving 1.8 g of MgCl2 in 18.5 g of H2O?

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

What is the molarity (M) of 60.0 g of NaOH in 0.250 L of NaOH solution?

Consider NaOH= 40 g/mol

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