What is the molecular formula if the empirical formula is CH₂O and the molecular molar mass is 180.18?
Honors Chemistry Midterm 2024

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Chemistry
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10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
C₆H₁₂O₆
2.
FLASHCARD QUESTION
Front
How many protons, neutrons and electrons will the following ion have? 16 protons, 18 electrons, 18 neutrons
Back
16 protons, 18 electrons, 18 neutrons
3.
FLASHCARD QUESTION
Front
Convert 50 km to cm.
Back
5000000 cm, 5e6 cm, 5.0E6 cm
4.
FLASHCARD QUESTION
Front
What is the formula for magnesium chloride?
Back
MgCl₂
5.
FLASHCARD QUESTION
Front
What did Henry Moseley contribute to the modern periodic table?
Back
Providing a basis for ordering elements in the periodic table based on atomic number.
6.
FLASHCARD QUESTION
Front
Define empirical formula.
Back
The simplest whole-number ratio of atoms of each element in a compound.
7.
FLASHCARD QUESTION
Front
What is a molecular formula?
Back
A chemical formula that shows the number and types of atoms in a molecule.
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