Solutions

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?

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

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

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

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?

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?

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

Consider NaOH= 40 g/mol

What is the molarity of a solution that contains 75.0 g of KNO₃ dissolved in 0.350 L of solution?

Consider KNO₃ = 101 g/mol

How many liters of a 2.00 M NaCl solution are needed to provide 67.3 g of NaCl?

How many milliliters of a 6.0 M HCl solution will provide 164 g of HCl?