# Best answer: What is the number of moles in 500l of the gas at STP?

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## How do you find the number of moles of gas at STP?

To go from grams to moles, divide the grams by the molar mass. 600 g58.443 g/mol = 10.27 mol of NaCl. It has been found that 1 mol of any gas at STP (Standard Temperature and Pressure = 0 °C and 1 atm) occupies 22.4 L. 6.00 mol×22.4 L1 mol = 134.4 L of CO.

## What is the number of moles at STP?

The most common example is the molar volume of a gas at STP (Standard Temperature and Pressure), which is equal to 22.4 L for 1 mole of any ideal gas at a temperature equal to 273.15 K and a pressure equal to 1.00 atm.

## What is the number of moles in 9.63 L of He gas at STP?

9.63L/22.4L. mole = 0.430 mole.

## How many moles are in 20l of gas?

An ideal gas at STP occupies 22.4 liters. Calculating Oxygen as if it were an ideal gas there are . 893 moles of Oxygen in 20.0 liters.

## What is the mole formula?

Avogadro’s number is a very important relationship to remember: 1 mole = 6.022×1023 6.022 × 10 23 atoms, molecules, protons, etc. To convert from moles to atoms, multiply the molar amount by Avogadro’s number. To convert from atoms to moles, divide the atom amount by Avogadro’s number (or multiply by its reciprocal).

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## How many moles of electrons weigh 1kg?

Or, 1 kg will contain = \$dfrac{1}{{9.108 times 6.022}} times {10^8}\$ moles of electrons. Thus, \$dfrac{1}{{9.108 times 6.022}} times {10^8}\$ moles of electrons will weigh one kilogram. So, the correct answer is “Option D”.

## How many liters is 7 moles of air at STP?

At STP, gases have a volume of 22.4 L per mole.

## What is one mole of a gas?

The molar volume of a gas is the volume of one mole of a gas at STP. At STP, one mole (6.02 × 10 23 representative particles) of any gas occupies a volume of 22.4 L ( Figure below ). A mole of any gas occupies 22.4 L at standard temperature and pressure (0°C and 1 atm).