11The r.m.s. speed of the molecules of a gas at 295 K is decreased by 20 %.What is the new temperature of the gas? A A -84.4C B -37.2 C C 189℃D236℃ 相关知识点: 试题来源: 解析 Am 295 T =188.8 K =-84.4 C 反馈 收藏 ...
The molecules of a gas, such as air, move around randomly at fairly high speeds (Chapter 16).The distance betweenmolecules, on the average,is many times their diameter. When a wave passes through a gas the impulse given to onemolecule is given to another only when this distance is travele...
The rms speed of pzygen molecules in a gas in a gas is v. If the temperature is doubled and the oxygen molecules dissociate into oxygen atoms, the rms speed will become View Solution Doubtnut is No.1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7,...
aBased on the guest's actual expense to issued the invoiced to the guests 基于客人的实际费用对发布了开发票客人[translate] aThe speed of diffusion of two kinds of gas molecules of oxygen and nitrogen on the surface of molecule sieve is different, the gas molecule[translate]...
aThe speed of diffusion of two kinds of gas molecules of oxygen and nitrogen on the surface of molecule sieve is different, the gas molecule(O2) smaller in diameter spreads faster, more entry into millipore of carbon molecules sieve, the relatively slower gas molecule (N2)bigger in diameter sp...
It turns out that his model equated temperature with the speed of the billiard balls. A hot gas only differs from a cold gas in the speed of the molecules flying around. Faster molecules crash with more momentum and thus impart more pressure. Squashing the gas into a smaller volume does ...
Though the molecules of a gas travel at high speeds but they do not travel in straight lines in one direction like bullets. As they travel, they collide with the molecules of the gases present in the air. As a result, they are deflected. Thus, they follo
As a result, both the on- and off-resonance transport regimes are accessible, allowing evaluation of not only interference between orbitals but also the influence of their coupling to the reservoirs. The molecules were integrated into three-terminal molecular transistor devices by direct covalent ...
Photocatalytic C–F bond activation in small molecules and polyfluoroalkyl substances An organic photoredox catalyst system efficiently reduces C–F bonds, generating carbon-centred radicals for hydrodefluorination and cross-coupling reactions, enabling the general use of organofluorines as synthons and...
Time-lapse TIRF imaging d, maximum intensity projection e and localized molecules f from 4000 consecutive frames. Scale bar: 2 µm. g Intensity histogram fitted by a bimodal Gaussian function (n = 1.11 × 105 localizations). Standard deviation σ of main peak is indicated. Source...