Is water at absolute zero denser than water at 4 degrees Celsius? Which of the following species has the highest entropy? a) CO2 (g) b) Fe (s) c) H2O (l) d) CH3CH2COOH (aq) e) Ne (g) In order for a process to be spontaneous, a. the entropy of the system mu...
更新1: this me CO2 is a denser medium?Both CO2 and air are gases. In a gas sound wave travels faster in the one that has a lower density. Sound waves travel through a medium by the trmissionof vibrations. Thus media that are more stiff trmit sound wave faster tha...
Which is denser at 0∘C, ice or water? Explain your answer.Question:Which is denser at 0∘C, ice or water? Explain your answer. WaterWater is a basic human need for many of the biological processes in the body. Intake is essential and dehydration could cause serious harm to t...
Other than HCHO, CO, CO2, and N O2, all concentrations of pollutants were found to be higher in winter than in summer. Outdoor air Concentrations of outdoor CO, N O2, PM2.5, and P M10 were obtained for the equivalent days of indoor monitoring and were used to ...
Cosmic voids aren’tperfectlyempty, just a lot emptier than the galaxy-laden regions of the galactic filaments. There is still the occasional “rogue galaxy” to be found drifting about. If you were in the middle of a void, and you turned off all the lights in your spaceship to let your...
Dependent on the gas exchange (O2, CO2, and partly CH4) with the atmosphere as well as the availability of nutrients and electron acceptors, microorganisms drive the redox conditions in soils (Bondici et al., 2016). They produce and consume the redox-active nitrogen and sulfur molecules (such...
The O2 and CO2 levels fluctuate with seasonal changes, different activity of the animals, and the depth of burrows, eventually imposing a great risk of oxidative stress56–59. HA has been shown to protect from oxidative stress-induced mitochon- drial DNA damage and apoptosis in chondrocytes60....
对于分期付息、一次还本的债券，应于资产负债表日按摊余成本和实际利率计算确定的债券利息，借记“在建工程”、“制造费用”、“财务费用”、“研发支出”等科目，按票面利率计算确定的应付未付利息，贷记“应付债券——应计利息”科目，按其差额，借记或贷记“应付债券——利息调整”科目。 ( )
2 Na2O2(s) + 2 CO2(g) \rightarrow 2 Na2CO3(s) + O2(g) The two main gases making up the lower atmosphere are: a. nitrogen and oxygen. b. helium and hydrogen. c. oxygen and methane. d. oxygen and carbon dioxide. In a can of soda, which of ...
In contrast, the tropical Montastraea annularis invests increased calcification at higher temperatures to construct denser skeletons[5, 23]. In the Mediterranean endemic Balanophyllia europaea, calcification is allocated evenly between increasing skeletal density and linear extension, indicating that the ...