Counting Atoms and Elements
Flashcard
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the formula to determine the number of atoms in a compound?
Back
To find the total number of atoms in a compound, sum the coefficients multiplied by the subscripts of each element in the formula.
2.
FLASHCARD QUESTION
Front
How many Sodium (Na) atoms are in 6NaCl?
Back
6
3.
FLASHCARD QUESTION
Front
How many Carbon (C) atoms are in 2Na₂CO₃?
Back
2
4.
FLASHCARD QUESTION
Front
How many Hydrogen (H) atoms are in 4H₂O?
Back
8
5.
FLASHCARD QUESTION
Front
How many different elements are present in C₆H₁₂O₆?
Back
3 (Carbon, Hydrogen, Oxygen)
6.
FLASHCARD QUESTION
Front
What is the total number of atoms in the formula H₂O₂?
Back
4
7.
FLASHCARD QUESTION
Front
Define a chemical formula.
Back
A chemical formula is a way of expressing information about the proportions of atoms that constitute a particular chemical compound.
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