结果1 题目 18 Which sample at STP has the same number of atoms as 18 liters of Ne(g) at STP?(2)(1)18 moles of Ar(g)(2)18 liters of Ar(g)(3)18 grams OfH_2O(g)(4)18 milliliters of H2O(g) 相关知识点: 试题来源: 解析 (2) 反馈 收藏 ...
What volume at STP of CO is required to reduce one mole of Fe_2O_3 in the following reactionFe2O3+CO→Fe+CO2 View Solution Fe(s)+H2O(l)Boil−−→Fe3O4+H2↑⏐⏐ View Solution Free Ncert Solutions English Medium NCERT Solutions ...
By studying chemical reactions, Avogadro had guessed the equality in numbers in equal volumes of gas at fixed temperature and pressure. This hypothesis is justified by Kinetic theory. Therefore, the perfect gas equation is written as, PV = μ RT … (3) where μ is the number of moles and...
The relationship between pressure and temperature of a gas, when volume and moles of a gas are held constant, is: P*T = k. True False True or false? At STP, one mole of an ideal gas occupies a volume of 22.4 L. Answer true or false: One mole O2...
The mass of one gas is 14.2 g and the volume is 4.48 liters (STP). The molar mass of the gas is (). A. 28.4 B. 28.4 g? Moles of minus 1 c. 71 d. 71g? 1 mol - 12. Scientists have just discovered the atom of a certain element, its mass is a g, the atomic mass of ...
Calculate the number of moles of bromine present in 14.5 mL of Br_2(l), whose density is 3.12 g/mL. A) 3.53 mol B) 0.181 mol C) 0.566 mol D) 0.283 mol What is the volume in liters of 321 g of a liquid with a density of 0.84 g/mL? ...
Answer to: A 10.00 L vessel containing CO_2 has an internal pressure of 20.0 atm at 273 K. Calculate the number of moles of gas using the virial...