Chemistry Calculator
Chemistry Problems
Mole Calculator
Stoichiometry Calculator
Balancing Equations Calculator
Chemistry Answers
What is the mass (g) of 0.25mols of NaCl?
GCSE
Related GCSE Questions
Decribe, in terms of electrons ,what happens when a sodium atom reacts with a chlorine atom to form sodium chloride.
Bromine has an atomic number of 35 but has two stable isotopes- bromine-79 and bromine-81. Given that 51% of bromine atoms are bromine-79 and 49% are bromine-81%, work out the relative atomic mass of bromine to the nearest whole number.
Define the term "homologous series" and give an example
Explain four ways of increasing the rate of a reaction
Describe what happens when 2 atoms of potassium react with 1 atom of sulphur? Give the answer in terms of electron transfer.
Levels
All Levels
11 plus
13 Plus
A Level
GCSE
IB
KS3
Mentoring
Scottish Highers
University