# Your question: How long does boiling water take to cool to room temperature?

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Cooling from 100 to 45 in a closed container, not sealed so you don’t get a vacuum, probably takes 100 minutes or so.

## How long does boiled water take to get to room temp?

The cooling rate will also depend on the mass (volume) of the water, the mass of the pot, the thermal transfer capacity of the pot and anything it contacts, ambient temperature, air pressure, humidity, purity of the water, etc. The answer to your question is “close enough”. I’d wait about 30 seconds.

## How long does it take for something hot to cool to room temperature?

Even without stirring, the food cools in about 20-30 minutes.

## What is the temperature of boiling water after 5 minutes?

After boiling a cup of water, I recorded its temperature every minute for thirty minutes. The data is graphed below, with the independent variable as time in minutes and the dependent variable as temperature.

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Time Temperature
3 180
4 174
5 167
6 161

## How long does boiled water stay sterile?

Boiled water can be kept in sterilized, properly sealed containers in the refrigerator for 3 days or for 24 hours if kept at room temperature out of direct sunlight.

## What happens to the temperature of water while it is boiling?

When boiling occurs, the more energetic molecules change to a gas, spread out, and form bubbles. … Therefore the temperature of the liquid remains constant during boiling. For example, water will remain at 100ºC while boiling.

## How quickly should hot food be cooled and placed in a fridge for eating later?

keep chilled food out of the fridge for the shortest time possible during preparation. cool cooked food quickly at room temperature and then place in the fridge within one to two hours.

## What temperature do kettles boil to?

Water from the kettle will usually boil at slightly over 100 degrees Celsius, because of ‘impurities’ in the water, like minerals, which cause it to have a higher boiling temperature.

## How do you cool boiled water quickly?

To do this:

1. Fill a pot or kettle with tap water and heat it on the stove until it reaches a full boil. You can also use an electric kettle to do this.
2. Let the water boil for 1 minute.
3. Turn off the heat and let the water cool. Once cool, put the water in a clean, disinfected container.

## How long can you leave boiled water in a baby bottle at room temperature?

Let the water cool down to a safe temperature – lukewarm or around room temperature. This will take about 30 minutes. You can put cooled, boiled water in sterilised bottles and store them sealed with a ring and cap in the fridge until needed. You should use these bottles within 24 hours.

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## Is it OK to drink cooled boiled water?

Boiling water makes it safe to drink in the event of some type of biological contamination. You can kill off bacteria and other organisms in a batch of water simply by bringing it a boil. Other types of pollutants, such as lead, are not so easily filtered out, however.