1. What is g/L to mmol/L Conversion?

The g/L to mmol/L conversion is a fundamental calculation in chemistry and biochemistry that converts mass concentration to molar concentration. This conversion requires knowing the molecular weight of the substance.

2. How Does the Calculator Work?

The calculator uses the simple formula:

Where:

• g/L — Grams per liter (mass concentration)
• Molecular Weight — Grams per mole (molar mass of the substance)
• mmol/L — Millimoles per liter (molar concentration)

Explanation: The formula converts between mass concentration and molar concentration by accounting for the molecular weight of the specific substance.

3. Importance of Unit Conversion

Details: Accurate unit conversion is essential for preparing solutions, interpreting lab results, and comparing concentrations across different measurement systems in scientific and medical applications.

4. Using the Calculator

Tips: Enter the concentration in g/L and the molecular weight in g/mol. Both values must be positive numbers. The result will be displayed in mmol/L.

5. Frequently Asked Questions (FAQ)

Q1: Why convert between g/L and mmol/L?
A: Different applications require different units - mass concentration is often used in preparation, while molar concentration is needed for stoichiometric calculations.

Q2: How do I find the molecular weight?
A: Molecular weight can be calculated from the chemical formula or found in chemical reference materials. It's the sum of atomic weights of all atoms in a molecule.

Q3: What's the difference between mol/L and mmol/L?
A: 1 mol/L = 1000 mmol/L. mmol/L is often more practical for biological concentrations.

Q4: Does this work for any substance?
A: Yes, as long as you know the correct molecular weight of the substance you're working with.

Q5: How precise should my molecular weight be?
A: Use at least 4 decimal places for precise calculations, especially with small molecules.