The formula to calculate the number of moles is:Number of moles=Given massMolar massSubstituting the values we have:Number of moles=22 g44 g/mol=12=0.5 moles Final AnswerThe number of moles of CO2 gas enclosed in the cylinder is 0.5 moles. --- Show More ...
所以n(CO2)=0.032% * n=1.60 mol我把那atm当做标准大气压来算 作业帮用户 2017-10-04 举报 你好!题的翻译:圆柱体A的体积V为12.3L, 压强P为 1.0 大气压,温度T为 300K圆柱体A中的二氧化碳分子数量为多少?根据理想气体方程 PV=nRTAccording to the Ideal Gas Equation PV = nRT我们可以推断出 n = PV/...
(iii)Correct expressionNote:138.2 or 39.1 must be seen Allow expression to be shown in two(or more) steps x given as correct integer from candidate's expression(c)Any 2 of the following:·Heat water(before collecting gas)·Saturate water with CO2(before collecting gas)·Collect the gas ...
Determine the number of moles in a sample of 412.0 grams of Ra. What is the amount in moles of 3.55g of zinc(Zn)? Calculate the number of moles of CO2 in 3.70 L of CO2 gas at STP. Explore our homework questions and answers library Search Browse Browse by subject...
How many moles of carbon dioxide gas are expected to be produced from the complete reaction of 27.7 g of ethane? Preparation of Carbon Dioxide: Carbon dioxide is a harmful gas for mankind. In the laboratory, it is prepared through the chemical reaction ...
6. If we combine nitrous oxide (NO, laughing gas) with oxygen (O2) we produce nitrogen dioxide (NO2) according to the following reaction: 2NO + O2→ 2NO2 How many grams of NO2 will be produced when 5.00 moles of NO react?
A 10.00 L vessel containing CO2 has an internal pressure of 20.0 atm at 273 K. Calculate the number of moles of gas using the virial equation. Problem on Gas Equation: The general gas equation gives us a relationship between physi...
GasMeasuringMoles Replies: 4 Forum:Classical Physics Need help calculating number of moles Homework Statement A bubble rises from the bottom of a lake of depth 80.0 m, where the temperature is 4oC. The water temperature at the surface is 18oC. Assume the bubble to be in spherical shape and...
This particular study, inspired by the spaceship crash that would have seen the animals blasted into the surface of the moon, actually packed tardigrades into a nylon bullet and fired them out of a two-stage light gas gun — which uses gunpowder and highly compressed hydrogen to fire ...
How many molecules are in 54 moles of CO2? What does Amedeo Avogadro have to do with moles? How many moles of hydrogen gas, H2 are needed to produce 1.1 moles of NH3? How many moles are there in 7.52*10^24 formula units of H2SO4?