GCSE Chemistry Latest Exam With All Correct Answers 2024.
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Course
GCSE Chemistry
Institution
GCSE Chemistry
Avogadro's constant - Answer the number of atoms, molecules, or ions in a mole of any substance (i.e., 6.02 × 10-23 per mol)
concentration - Answer the amount of a substance dissolved in a given volume of liquid
limiting reactant - Answer the reactant in a chemical reaction that when u...
GCSE Chemistry Latest Exam With All Correct Answers 2024.
Avogadro's constant - Answer the number of atoms, molecules, or ions in a mole of any substance (i.e., 6.02 × 10-23 per mol)
concentration - Answer the amount of a substance dissolved in a given volume of liquid
limiting reactant - Answer the reactant in a chemical reaction that when used up causes the reaction to stop
mole - Answer the amount of substance in the relative atomic or formula mass of a substance in grams
relative atomic mass Ar - Answer the average mass of the atoms of an element compared with carbon-
12 (which is given a mass of exactly 12). The average mass must take into account the proportions of the naturally occurring isotopes of the element
relative formula mass Mr - Answer the total of the relative atomic masses, added up in the ratio shown in the chemical formula, of a substance
balanced symbol equation - Answer a symbol equation in which there are equal numbers of each type of atom on either side of the equation
law of conservation of mass - Answer the total mass of the products formed in a reaction is equal to the
total mass of the reactants
mass number - Answer the number of protons plus neutrons in the nucleus of an atom
product - Answer a substance made as a result of a chemical reaction
reactant - Answer a substance we start with before a chemical reaction takes place
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