Sign Up Now
Get instant access to over 1 million+ study documents
OR
Already registered? click here to login
By creating your account, you agree to our terms of service, privacy policy and student honor code.
¶ … o Describe difference a mixture a compound o Suppose a pure substance. How a compound element? o What difference ionic a covalent bond? o Explain ionic compounds formed a metal left side periodic table reacts a nonmetal side.
An overview of mixtures, compounds, and the processes of identifying them
Describe the difference between a mixture and a compound
The standard definition of a mixture is a substance in which two or more separate components are mixed together, but no chemical reaction occurs. Also, there is no fixed ratio of substances necessary for the mixture to take place. In the case of a compound, the atoms of the different, separate component substances are bonded together, thus creating an entirely new substance. A fixed ratio is usually required for the chemical transformation to take place and the compound to result. A mixture can be easily separated into two component parts, a compound cannot.
One example found in everyday life demonstrating the difference between a mixture and a compound is that of Raisin Bran and Crispix. With the mixture of Raisin Bran, the ratio of flakes to dried fruit is seldom consistent and it is easy to pick the raisins out...
Although Crispix is made from a variety of wheat, corn, and rice flours, it is impossible to unfuse them at the breakfast table, and the consistency of the flakes illustrates the fact that the cereal is composed of the same ratio of substances (Elements, compounds and mixtures, 2011, Purdue University).
Suppose that you have a pure substance. How can you tell whether it is a compound or an element?
All elements are pure substances that cannot be broken down into similar component parts. Compounds, through changes in energy, can be broken down into simpler substances or components, like the compound of water (H2O) can be broken down by breaking the bonds between the two hydrogen molecules and the single oxygen molecule.
What is the difference between an ionic and a covalent bond?
Ionic bonds contain positive and negative ions, have high melting and boiling points, exist in solid forms with a strong force of attraction between molecules and can be used to generate electricity in water if they are separate into charged particles. Covalent bonds exist as neutral molecules, have lower melting and boiling points, exist as gases with…
References
Activity of metals. (2011). Purdue University.
Retrieved February 3, 2011 at http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch9/activity.php
The covalent bond (2011). Purdue University.
Retrieved February 3, 2011 at http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch8/index.php
Retrieved February 3, 2011 at http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch2/mixframe.html
Mixture a Compound Mixture and a Compound Three main terms are usually used in the field of chemistry. These are element, compound and a mixture. These three will be the element of key discussion in the paper. There is a great difference between a mixture and a compound. A compound is formed from two elements that combine together chemically by sharing electrons. The physical and chemical properties of the constituent elements are
Physical Science Grade Course Describe the difference between a mixture and a compound For basic understanding, a mixture comprises of two or more different substances which are not chemically combined to each other. On the other hand, a compound consists two or more chemically bonded different substances which are present in a fixed ratio. In other words, the difference between a mixture and a compound is evident from the mentioned definitions. Furthermore, there are
When one atom gives up or loses an electron, the atom will reduce in size. When an atom gains or receives an electron, the atom will grow in size. Ionic bonds lead to the formation of crystalline solids with high melting points and can be dissolved in water and other polar solvents. The ionic compounds formed through bonding are always solid and are good conductors of electricity. Ionic bonds are
Count Dracula and Hanibal Lector Program Authorized to Offer Degree The Analysis of Count Dracula and Hanibal Lector Identities of Count Dracula and Hannibal Supernatural Powers Gender and Sexuality Blood-Drinking The relation between Dracula and his victims Hannibal Lecter Power Gender and Sexuality Criminal Mind of Hannibal: Justification of Diagnosis Hannibal's Relations with his Victims The Power of Horror Dracula Silence of the Lambs Count Dracula Van Helsing Lucy Mina Jonathan Hannibal Lecter Clarice Grumb Mischa Starling Vocabulary Deployment- the arms and equipment with which a military unit or military apparatus is supplied. Sentence: "I suggest that we
Ross (1988) notes the development of Romanticism in the late eighteenth century and indicates that it was essentially a masculine phenomenon: Romantic poetizing is not just what women cannot do because they are not expected to; it is also what some men do in order to reconfirm their capacity to influence the world in ways socio-historically determined as masculine. The categories of gender, both in their lives and in their
However, it was 1953 that the formation of serotonin was from the lungs was substantiated. It is also observed that detoxification of the blood takes place in the lungs. Later, it was observed that one of the important activities of the lung is to provide chemical filtration by shielding the regular circulation of blood from the attack of vasoactive mixtures and other exogenous compounds present in the arteries. The