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Although boron-containing compounds have been known for thousands of years, the element in its pure form was not isolated until 1808 by Sir Humphry Davy, Joseph-Louis Gay-Lussac, and Louis-Jacques Thénard, using a reaction between boric aci... Nov 26,2021Inorganic chemistry What is 1,2,4...
Finding an empirical formula is a simple task of dividing the molecular formula by the greatest common denominator for the numbers in the formula.Answer and Explanation: The empirical formula for CH2 O is CH2 O. The reason the molecular formula for formaldehyde, the chemical represented by the ...
What are five ways that protein can be denatured in chemistry? What aldehyde is needed to synthesize each amino acid by the Strecker synthesis? (a) valine (b) leucine (c) phenylalanine What is a disaccharide? Give some examples. How many stereocenters are present in D-glucose?
In chemistry, PAH is a common abbreviation of polycyclic aromatic hydocarbons, substances consisting out of carbon and hydrogen and having more than one carbon ring with the special electronic structure to be “aromatic”. If we restrict “aromatic” to “benzenoid”, the simplest PAH would be ...
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what is scientific notation? scientific notation is a way of representing very large or very small numbers in a more compact and convenient form. it's commonly used in science, mathematics, technology, and various fields where dealing with extremely large or tiny values is common. how does ...
Which is the correct order to treat the break? a. take an x-ray b. use metal pins to set it c. put it back to its normal place d. put on cast B A. b→a→c→d B. a→c→b→d C. a→d→c→b D. d→a→b→c4. The underlined word "heal" in Paragraph 3is closest in...
aIn a more specific explanation of the "sub-atomic" action the occurs in the water fuel cell, it is known that natural water is a liquid which has a dielectric constant of 78.54 at 20 degrees C. and 1 atmosphere pressure. [Handbook of Chemistry & Physics, 68th ed., CRC Press(Boca ...
What is the empirical formula of butane?Use of Empirical Formulas:Sometimes, chemists need to understand the ratio between the atoms of each element in a molecule rather than the full number of atoms or how they are structured. In this case, they use empirical formulas to find this ratio. ...