The molar volume of a gas at STP is ___ L. A. 0.08206 B. 62.36 C. 1 D. 22.4 E. 14.7 点击查看答案进入小程序搜题 你可能喜欢 自然界中存在的电荷种类有? A.一种B.两种C.三种 点击查看答案进入小程序搜题 香港人过年时喜欢别人说“恭喜发财”之类的恭维话,不说“新年快乐” A、正确 B、错...
Molar Volume of a Gas KEY Name: ___Purpose:Determine the volume of 1 mole of hydrogen gas at STP using experimental data, known mathematical relationships, and a balanced chemical equation.Pre-Lab:Avogadro’s Hypotheses states that under the same conditions of temperature and pressure equal volu...
OBJECTIVES In this experiment, you will • Measure the gas production of a chemical reaction by a pressure change. • Determine the molar volume of the gas produced in the reaction. • Calculate the molar volume of a gas at STP. Figure 1 References (please watch before coming to lab:...
Purpose:To determine experimentally the volume of 1 mole of hydrogen gas at STP. Materials and Equipment: gas-measuring tubelarge deep container for equalizing gas pressure in tube one-hole stopper10-mL graduated cylinder ring standmetric ruler ...
molar volume,the volume occupied by amoleof a substance atSTP. According to Avogadro's law, at a given temperature and pressure a given volume of any gas contains the same number of molecules. At STP 1 mole of gas occupies 22.414 liters. This volume is what is usually meant by the mola...
Molar Mass of a Gas:We are familiar with the pressure (P), volume (V), temperature (T), and number of moles (n) of gas in the Ideal Gas Law equation but the molar mass of the gas can also be calculated from the same equation. Like any other calculati...
At standard Temperature and Pressure (STP) the molar volume (Vm) is the volume occupied by one mole of a chemical element or a chemical compound. Learn more about molar volume formula and related problem.
The standard molar volume can then be calculated by proportion using the number of moles of hydrogen gas and the volume occupied at STP by the hydrogen. Equipment and materials barometer beaker Magnesium ribbon utility clamp thermometer 10 cm 3 graduated cylinder copper wire gas collection tube ...
No energy is lost when gas particles collide. Gas particles constantly move in a random motion without losing any energy; the motion is frictionless. The attractive intermolecular forces between the particles are so weak they are negligible. The volume of the individual gas particles is so small ...
Since it is the same for all gases, it can be pre-calculated for most commonly used conditions. That is, for STP – standard temperature and pressure (273.15 K, 101.325 kPa) – the molar volume of an ideal gas is 22.413962x10-3 m3 mol-1 with standard uncertainty 0.000013 x 10-3 m3 ...