12/13 SUB DAY Mini Flashcard

Flashcard
•
Chemistry
•
10th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is Molar Mass?
Back
Molar mass is the mass of one mole of a substance, typically expressed in grams per mole (g/mol). It is calculated by summing the atomic masses of all atoms in a molecule.
2.
FLASHCARD QUESTION
Front
How do you convert grams to moles?
Back
To convert grams to moles, use the formula: Moles = Mass (g) / Molar Mass (g/mol).
3.
FLASHCARD QUESTION
Front
What is Avogadro's Number?
Back
Avogadro's Number is 6.022 x 10^23, which is the number of atoms, molecules, or particles in one mole of a substance.
4.
FLASHCARD QUESTION
Front
What is the formula to calculate the number of moles from mass?
Back
The formula is: Moles = Mass (g) / Molar Mass (g/mol).
5.
FLASHCARD QUESTION
Front
What is the molar mass of water (H2O)?
Back
The molar mass of water (H2O) is approximately 18.015 g/mol.
6.
FLASHCARD QUESTION
Front
How do you calculate the molar mass of a compound?
Back
To calculate the molar mass of a compound, sum the molar masses of all the elements in the compound, multiplied by the number of times each element appears in the formula.
7.
FLASHCARD QUESTION
Front
What is the molar mass of sodium hydroxide (NaOH)?
Back
The molar mass of sodium hydroxide (NaOH) is approximately 40 g/mol.
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