---
title: "Grams to Moles Calculator | Chemistry Formula Calculator | XTRAW Tools"
description: "Convert grams of a substance to moles using molar mass. Use this free browser-based chemistry calculator from XTRAW Tools for solution and molar-mass estimates."
url: "https://xtraw.com/calculators/grams-to-moles-calculator"
date: "2026-05-20T22:51:44+00:00"
language: "en-GB"
---

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# Grams to Moles Calculator

 Convert grams of a substance to moles using molar mass. Use this free browser-based grams to moles calculator from XTRAW Tools.

 **Grams to Moles Calculator** helps you convert grams of a substance to moles using molar mass. Use this free browser-based calculator from XTRAW Tools to compare inputs, estimate results, and plan your next step.

## How to Use the Grams to Moles Calculator

1. Enter the required calculator inputs shown in the form.
2. Review the force, energy, motion, mass, velocity, concentration, spring, or chemistry assumptions.
3. Run the calculator, then adjust one input at a time to compare scenarios or check your estimate.

## What This Calculator Helps With

Convert grams of a substance to moles using molar mass. It is designed for students, teachers, chemistry learners, lab users, healthcare reference users, STEM tutors, and anyone working with solution chemistry who want a fast, browser-based estimate before relying on a spreadsheet, textbook, lab software, physics software, chemistry reference, professional source, or specialist.

- Mass: 36.03 g
- Molar Mass (M): 18.015 g/mol

## Common Uses

People use this calculator when they need a quick way to estimate concentration, molality, moles, grams, or molar-mass conversions.

- **Math Solving:** Solve physics, chemistry, mechanics, concentration, moles, grams, energy, power, or motion equations from entered values.
- **Measurement:** Measure force, energy, power, momentum, concentration, torque, angular velocity, friction, or molar conversion values.
- **Unit Conversion:** Convert between moles and grams or compare chemistry units using the selected molar mass.

## Formula or Method

n (mol) = mass (g) / M (g/mol)

## Example

**Example inputs:** Mass: 36.03 g; Molar Mass (M): 18.015 g/mol

**Example result:** Using the default inputs, amount is 2.00 mol.

## Related Tools

- [Molarity Calculator](https://xtraw.com/tools/molarity-calculator)
- [Molality Calculator](https://xtraw.com/tools/molality-calculator)
- [Moles to Grams Calculator](https://xtraw.com/tools/moles-to-grams-calculator)
- [Molar Mass Calculator](https://xtraw.com/tools/molar-mass-calculator)
- [Stoichiometry Calculator](https://xtraw.com/tools/stoichiometry-calculator)

## Grams to Moles Calculator FAQ

### Is the Grams to Moles Calculator free?

Yes. This calculator is free to use on XTRAW Tools.

### Do I need to create an account?

No. XTRAW tools are designed for browser-based use without requiring an account.

### Are the results exact?

Results may be estimates depending on the inputs, formula, rounding, selected method, science assumptions, chemistry reference values, or purpose of the calculator. Always verify important results before relying on them.

**Disclaimer:** This calculator is provided for general informational, educational, and convenience purposes only. It is not medical, laboratory, safety, chemical handling, legal, financial, academic, regulatory, or professional advice. Always verify important results with a qualified professional, instructor, chemist, lab supervisor, safety documentation, authoritative source, or appropriate specialist before making decisions.

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