Chemical Formulas and Counting Atoms Flashcard
Flashcard
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Hard
Wayground Content
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5 questions
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1.
FLASHCARD QUESTION
Front
What is a chemical formula?
Back
A chemical formula is a way of expressing the composition of a substance using symbols for its constituent elements and numbers to indicate the quantity of each element.
2.
FLASHCARD QUESTION
Front
What does the subscript in a chemical formula indicate?
Back
The subscript in a chemical formula indicates the number of atoms of the element that are present in one molecule of the compound.
3.
FLASHCARD QUESTION
Front
How do you calculate the total number of atoms in a chemical formula?
Back
To calculate the total number of atoms, add up all the atoms represented by the elements in the formula, taking into account their subscripts.
4.
FLASHCARD QUESTION
Front
Back
4
5.
FLASHCARD QUESTION
Front
Back
Carbon (C), Hydrogen (H), Sodium (Na), Bromine (Br)
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