answer: The plasma membrane is a phospholipids bilayer with attached or embedded proteins. The phosopholipid molecule has a polar head and nonpolar tails.相关知识点: 试题来源: 解析 答:原生质膜为磷酯 双分子层,其中镶嵌蛋白质分子,磷酯分子,极性头部向外,为亲水基,无极性尾部向内。反馈...
Briefly describe the type of bond:Polar−covalent. Bonding: The different properties (physical) can be determined using the type of bonding present between the constituent particles of a given molecule. Bonding may be covalent (polar and non-polar), ionic, metallic, and so on. ...
5.A molecule that does not have a positive end and a negative end is called a ___ molecule.6.Lithium,a group 1 element with an electron configuration of 1s22s1,will form a ___ ion in a chemical reaction.7.Given the following balanced reaction between nitrogen gas and oxygen gas to p...
Polar Molecule | Definition, Characteristics & Examples from Chapter 5 / Lesson 20 266K Explore the polar molecule in chemistry. Learn about its characteristics and how to determine the polarity of a molecule. See examples of polar molecules. Related...
Why is molecular polarity so important when discussing molecules? How can you determine where or not a molecule is (polar) or (non polar) with regard to their charge distribution? What is the purpose of acid workup in the Grignard reaction?
A molecule too small to divide into groups is usually considered a group in itself; in particular, this is the case for both CO2 and H2O. For the original UNIFAC model the overall excess Gibbs energy is the sum of two terms: a combinatorial contribution describing the excess Gibbs energy ...
Molecular methods of species delineation are rapidly developing and widely considered as fast and efficient means to discover species and face the 'taxonomic impediment’ in times of biodiversity crisis. So far, however, this form of DNA taxonomy frequen
The type of bonding in HCI molecule is: Apure covalent Bpolar covalent Chighly polar DH-bondingSubmit What are fleshy fruits ? Describe the various types of fleshy fruits with suitable examples. View Solution Hydrogen Bonding and its types View Solution Match the compounds with type of hydrogen...
a. Ionic bond: The binary hydrides of alkali metals (such as LiH,NaH,KH etc.) form ionic nond. they on electrolysis give hydride ion H^(ɵ). NaH(s)+H(2)O(aq)toH(2(g)+NaOH(aq) Na^(o+)+H^(ɵ)toNaH b. Metallic bond: d- and f- block elements (metal
Explain what is meant by molecules having an ionic bond, a covalent bond, and a polar bond. How does this make the molecules different in terms of their chemical behavior? Two hydrogen atoms interact to form a hydrogen molecule. Classify the following statements that...