English
全部
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
笔记本
报告不当内容
请选择下列任一选项。
无关
低俗内容
成人
儿童性侵犯
时长
全部
短(小于 5 分钟)
中(5-20 分钟)
长(大于 20 分钟)
日期
全部
过去 24 小时
过去一周
过去一个月
去年
清晰度
全部
低于 360p
360p 或更高
480p 或更高
720p 或更高
1080p 或更高
源
全部
Dailymotion
Vimeo
Metacafe
Hulu
VEVO
Myspace
MTV
CBS
Fox
CNN
MSN
价格
全部
免费
付费
重置
安全搜索:
中等
严格
中等(默认)
关闭
筛选器
最匹配的结果
Hydrazine ~ Detailed Information | Photos | Videos
2013年9月29日
alchetron.com
The balanced equation for the reaction of hydrazine with oxygen... | Filo
3 个月之前
askfilo.com
3:02
Hydrazine (N2H4) - Structure, Molecular Mass, Properties & Uses
已浏览 1.2万 次
2017年9月15日
byjus.com
SOLVED: Consider the reaction between hydrazine and hydrogen to produce ammonia, N2H4(g) H2(g) 2NH3(g) . Use enthalpies of formation and bond enthalpies to estimate the enthalpy of the nitrogen-nitrogen bond in N2H4.
2022年4月20日
numerade.com
What is the action of phenyl hydrazine on propanone? - Chemistry | Shaalaa.com
4 个月之前
shaalaa.com
Hydrazine can be used in fuel cell N2H4(aq) O2(o)⟶N2( g) 2H... | Filo
已浏览 5367 次
4 个月之前
askfilo.com
Rocket Fuel In the 1950 s, the reaction of hydrazine with chlorine trifluoride (ClF3) was used as a rocket fuel. Draw the Lewis structure for ClF3 and identify the hybrid orbitals. | Numerade
2020年1月6日
numerade.com
Hydrazine Hydrate Chemical
2023年9月21日
indiamart.com
SOLVED: The reaction between hydrazine (N2H4) and dinitrogen tetroxide (N2O4) in their liquid forms is used to propel rockets into the air. Assume standard conditions. Show your solution (you may write your solution on a piece of white paper, take its picture, and paste the image IF you have issues encoding equations).2N2H4(l) N2O4(l) → 3N2(g) 4H2O(g)Substance ΔH°f (kJ/mol) S° (J/mol•K)N2H4(l) 50.6 121.2N2O4(l) 9.16 3
2022年1月6日
numerade.com
SOLVED: A rocket can be powered by the reaction between dinitrogen tetroxide and hydrazine: N2 O4(l) 2 N2 H4(l) ⟶3 N2(g) 4 H2 O(g) An engineer designed the rocket to hold 1.00 kg N2 O4 and excess N2 H4. How much N2 would be produced according to the engineer's design? | Numerade
2024年1月3日
numerade.com
at 8500 k the value of the equilibrium constant kp for the hydrazine synthesis reaction below is 02300 n2g h2g n2h2g if a vessel contains an initial reaction mixture in which n2 002000 m h2 06359
2021年9月25日
numerade.com
2:54
Synthesis of 2-phenylindole from Phenyl Hydrazine - Labmonk
2018年7月31日
labmonk.com
Anhydrous hydrazine (H2N−NH2) has been used to cleave peptide... | Filo
10 个月之前
askfilo.com
SOLVED:Hydrazine is a substance used to make rocket fuel. Look up the formula and propose a structure for hydrazine.
2021年4月15日
numerade.com
SOLVED:The space shuttle orbiter utilizes the oxidation of methylhydrazine by dinitrogen tetroxide for propulsion: 4 N2 H3 CH3(l) 5 N2 O4(l) ⟶12 H2 O(g) 9 N2(g) 4 CO2(g) Calculate ΔH^∘ for this reaction using data in Appendix 4 . Compare your answer to the ΔH value determined in Sample Exercise 20.2. Explain any discrepancies.
2021年6月8日
numerade.com
REACTION DIFFUSION PART I: THEORY
5 个月之前
sidefx.com
a) i) How do you convert benzoic acid to benzamide? Write the reaction.ii) Complete the reaction : (please find above image)b) What happens when carbonyl compounds are treated with hydrazine? Write the reaction.
2022年11月14日
toppr.com
The space shuttle Orbiter uses the oxidation of methyl hydrazine by dinitrogen tetroxide for propulsion: 5 N2 O4(g) 4 N2 H3 CH3(g) → 12 H2 O(g) 9 N2(g) 4 CO2(g) Use bond energies to estimate ΔH for this reaction. The structures for the reactants are | Numerade
2019年11月11日
numerade.com
Hydrazine (N2H4) is a fuel used by some spacecraft. It is normally oxidized by N2O4 according to the equation: Calculate H rxn for this reaction using standard enthalpies of formation. | Numerade
2019年1月31日
numerade.com
SOLVED:When hydrazine reacts with oxygen, nitrogen gas and steam are formed. (a) Write a thermochemical equation for the reaction. (b) How much heat is evolved or absorbed if 1.683 L of steam at 125^∘ C and 772 mm Hg are obtained?
2021年3月7日
numerade.com
Introduction to Reaction Mechanisms ( Video ) | Chemistry
2022年3月18日
ck12.org
6:24
Hydrazine 1N2H42 and dinitrogen tetroxide 1N2O42 form a self-igniting - Brown 14th Edition Ch 20 Problem 22c
已浏览 1004 次
2022年7月23日
pearson.com
heats-of-reaction-example-problems
2021年8月25日
learncheme.com
SOLVED: Hydrazine, N2H4, is used as a rocket fuel. It is synthesized from ammonia and sodium chlorate, following the reaction:2NH3 NaClO -> N2H4 NaCl H2Oa. Calculate the grams of hydrazine that can be produced when 340 grams of ammonia is reacted with 3400 grams of sodium chlorate.b. What is the percentage yield of the reaction if 280 grams of hydrazine are obtained?c. What is the atomic economy of this method?d. What is the E factor of this process under these conditions?e. What is the at
2021年9月25日
numerade.com
a fuel mixture used in the early days of rocketry is composed of two liquids hydrazinen2h4 and dinitrogen tetraoxiden2o4 which ignite on contact to form nitrogen gas and water vapor how many 34012
2021年10月10日
numerade.com
SOLVED: Calculate Hrxn for the reaction: Use the following reactions and given H values: | Numerade
2019年1月16日
numerade.com
Metal Hydride Reduction Reaction: Mechanism and Application - Chemistry Notes
2022年1月21日
chemistnotes.com
0:35
Hydrazine Meaning
已浏览 1473 次
2015年4月24日
YouTube
SDictionary
6:06
General Reaction Rates Problem
已浏览 8.3万 次
2011年5月3日
YouTube
Ben's Chem Videos
1:20
Nitrate reduction test
已浏览 4.3万 次
2011年8月29日
YouTube
Micro421B
观看更多视频
反馈