Last updated on July 9th, 2025
We can measure the volume or weight of substances using units like milliliters, liters, grams, kilograms, or pounds. Different units are used to measure different things. A milliliter (ml) is a small unit of volume measurement used for liquids, like the amount of water in a teaspoon. A gram (g) is a unit of weight measurement used for small objects, like the weight of a paperclip or a piece of fruit. Sometimes we need to convert milliliters to grams to make it easier to understand the weight of liquids. In this topic, we will learn how to convert milliliters to grams.
A milliliter is a unit of volume that is part of the metric system, which is widely used around the world for measuring small quantities of liquid. The metric system is based on powers of 10, which simplifies unit conversions. 1 milliliter is equal to one-thousandth of a liter, meaning there are 1,000 milliliters in 1 liter (1,000 ml = 1 L). The symbol for milliliters is ml, and it is commonly seen on measuring cups and bottles.
A gram is a unit of measurement used to measure weight or mass. One gram is equal to one-thousandth of a kilogram. Grams are commonly used to measure lighter objects or smaller amounts of substances. The symbol used for grams is g.
To convert milliliters to grams, we use the density of the substance to determine the conversion.
The formula is: Grams = Milliliters × Density
The density of water is approximately 1 g/ml, so for water, the conversion is straightforward: Grams = Milliliters × 1.
Converting milliliters (ml) to grams (g) is simple using the density of the substance. For water and similar liquids with a density of approximately 1 g/ml, the conversion is direct.
Steps to convert ml to g: Write down the volume in milliliters.
Multiply the volume by the density of the substance to get the weight in grams. Formula: Grams = Milliliters × Density
When we measure liquids, sometimes we use milliliters (ml) and sometimes we use grams (g). We use simple conversions to understand how much a volume in milliliters weighs in grams.
Below is a chart that shows us the milliliter-to-gram conversions for water and other substances with similar densities.
When converting milliliters to grams, children often make mistakes. Here are some common mistakes to get a better understanding of the concepts of conversions.
Convert 1,500 ml of water to grams.
1,500 ml of water = 1,500 grams
Since the density of water is 1 g/ml, we use the conversion factor: 1 ml = 1 g
Now, multiply 1,500 by the conversion factor: 1,500 × 1 = 1,500 g.
Convert 250 ml of olive oil to grams, given the density is 0.92 g/ml.
Solution: Converting 250 ml of olive oil to grams gives us 230 g.
Use the conversion factor: Density of olive oil = 0.92 g/ml
250 × 0.92 = 230 g
A bottle contains 750 ml of milk. What is the weight in grams if the density is 1.03 g/ml?
The weight of the milk in grams is 772.5 grams.
Convert 750 ml to grams: 750 ml = 750 × 1.03 = 772.5 g
Weight = 772.5 grams.
The container holds 500 ml of honey. What is its weight in grams if the density is 1.42 g/ml?
The weight in grams is 710 grams.
Convert 500 ml to grams: 500 ml = 500 × 1.42 = 710 g
Weight = 710 grams.
Converting 1,200 ml of juice to grams, given the density is 1.05 g/ml.
1,200 ml of juice = 1,260 grams
Step 1: Use the conversion factor. Density = 1.05 g/ml
Step 2: Multiply 1,200 by 1.05. 1,200 × 1.05 = 1,260 g
Seyed Ali Fathima S a math expert with nearly 5 years of experience as a math teacher. From an engineer to a math teacher, shows her passion for math and teaching. She is a calculator queen, who loves tables and she turns tables to puzzles and songs.
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