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What is the difference between percentage yield and atom economy?

Percentage yield is an experimental value calculated based on obtained results whereas atom economy is a theoretical value measured according to a balanced equation. Percentage yield shows the efficiency of ...
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Answered by Akriti G. • Chemistry tutor
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Name and describe the type of bond in sodium chloride

Sodium chloride contains ionic bonds between sodium and chloride ions.Sodium has one electron in its outer shell, whereas chlorine has 7. Atoms are happiest when they have a full outer shell of electrons. So...
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Answered by Emily H. • Chemistry tutor
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How could you obtain a carboxylic acid from oxidation of an alcohol and what type of alcohol would be suitable?

Primary alcohol is the only alcohol which can fully oxidise as it first oxidises to an aldehyde and this can be further oxidised to a carboxylic acid. This is not possible with 2 0 alcohols as they oxidise t...
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Answered by Samuel H. • Chemistry tutor
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If you have 20.82g of Lithium (Molar mass = 6.34gmol^-1), how many moles of Li is it?

number of moles = mass / molar massTherefore, n=20.82g/6.34gmol -1 =3moles
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Answered by Sam H. • Chemistry tutor
3280 Views

Define enthalpy of neutralisation and state standard conditions:

Enthalpy of Neutralisation: the energy change a system experiences when one mole of water is formed from the neutralisation of an acid with an alkali under standard conditions.Standard conditions: 298K, 1atm...
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Answered by Sam H. • Chemistry tutor
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