Conservation of mass and balanced chemical equations Flashcards
1
Q
What does the law of conservation of mass state?
A
No atoms are lost or made during a chemical reaction, so the mass of products equals the mass of reactants.
2
Q
How can chemical reactions be represented?
A
By balanced symbol equations, ensuring equal numbers of atoms of each element on both sides.
3
Q
What should students understand about multipliers in equations?
A
Their use in normal script before a formula and as subscripts within a formula.
