Magnesium is a highly reactive metal which reacts violently with oxygen to produce a white solid called magnesium oxide. This can be shown as fo...
A mole of rice grains would form a huge mountain of rice with enough rice to feed the world's current population for the next 6088978 years!
1.27 What is a mole? Students should: 1.27 know that the mole (mol) is the unit for the amount of a substance 1.28 understand how to carry...
Calculating the number of moles knowing the mass and the Ar ( mass of one mole)
1.28 Calculating moles The following masses of elements all contain one mole of atoms: 12.0 g Carbon, 32.1 g Sulphur, 14 g Nitrogen,&n...
Relative masses allow chemists to "count out" atoms and molecules so they can ensure that the appropriate amounts of substances are reacted.
Large numbers of coins can be counted by measuring their mass
1.26 "Counting" by measuring mass Sometimes chemists need to "count" out a specific number of atoms, ions or molecules of a substance....
Relative masses allow chemists to "count out" atoms and molecules so they can ensure that the appropriate amounts of substances are reacted.
volumetric glassware is used to measure accurately volumes of solutions
Concentration Noun :the action or power of focusing all one's attentiona close gathering of people or things.the relative amount of a particular...
Finding the formula of a compound is important to chemists. We can often predict what the formula might be because we know something about the el...
A 50% yield
In this section we consider how much product is formed by a chemical reaction . Some reaction processes are not very efficien...
​This is a test to see if the glossary works with Easyblog A metal atom . Enter your text here ... Enter your text here ...