Indefinite Shape or Volume. Gases have no definite shape or volume. ... Compressibility and Expandability. ... Diffusivity. ... Pressure. What are the 4 properties of gas? Physical characteristics Because most gases are difficult to observe directly, they are described through the use of four ...
帮忙做下,这几道英语题.题1:He does not ___ as a teacher of English as his pronunciation is terrible. 选项: a、equal b、qualify c、match d、fit 题号:2 内容: Liquids are like solids ___they have a definite volume. 选项: a、in which b、that c、in that d、which 题号:3 内容:...
Phase Differences Solid Solid – definite volume and shape; particles packed in fixed positions; particles are not free to move Liquid Liquid – definite volume but indefinite shape; particles close together but not in fixed positions; particles are free to move Gas Gas – neither definite volume ...
和蔬菜分解时,它们会释放出甲烷,这是一种温室气体,在20年的时间里,释放到大气中的甲烷的强度大约是二氧化碳的86倍分析句子结构可知,句中when引导时间状语从句,状语从句的主语是a greenhousegas,和动词release之间是被动关系,其完整形式是when itis releasedintotheatmosphere,此处省略了主语a greenhousegas和be动词is,故...
Ideal gases are assumed to have no forces between molecules. What is the effect of attractive forces on the boiling point of a real gas? Explain why it has this effect. How does temperature affect a liquid's intermolecular forces? Which one...
请说出下面代码中sc的含义（）import java.util.Scanner;public class Demo1{ public static void main(String[] args){ Scanner sc=new Scanner(System.in); System.out.print("请输入你的成绩："); int x=sc.nextInt(); System.out.prin...
they reported no correlation between vitamin D levels and thyroid hormone levels, including TBII titers. However, previous studies, including that conducted by Plancket al., utilized a cross-sectional design, and no prior studies have assessed the role of vitamin D supplementation in the clinical ...
It is now universally acknowledged that climate change constitutes a major threat to human health. At the same time, some of the measures to reduce greenhouse gas emissions, so-called climate change mitigation measures, have significant health co-benefit
. We concluded that intraoperative fentanyl consumption has no impact on recurrence-free or overall survival in patients after curative CRC resection. Introduction Opioids have long been the mainstay of analgesics for cancer-related pain and perioperative acute pain. However, it has been established ...
But it is emitted by the matter when the matter is hot ionized gas. this is hypothetical because the U was not sufficiently transparent until around year 370,000. Light would have been scattered and unable to make it thru. So we have to be thinking about neutrino signals or something else...