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Chemistry MP3CP1 Review

Chemistry MP3CP1 Review

Assessment

Flashcard

Chemistry

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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16 questions

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1.

FLASHCARD QUESTION

Front

What is the molar mass of Zn(C₂H₃O₂)₂?

Back

183.5 g/mol

2.

FLASHCARD QUESTION

Front

Calculate the percent by mass of sulfur in Al₂(SO₄)₃.

Back

28%

3.

FLASHCARD QUESTION

Front

A chemical formula that shows the actual number and kinds of atoms present in one molecule of a compound is called_________

Back

molecular formula

4.

FLASHCARD QUESTION

Front

How many molecules are in 2.5 mol of NaCl?

Back

1.51 x10²⁴ molecules

5.

FLASHCARD QUESTION

Front

What is the mass of one mole of aluminum?

Back

27 g

6.

FLASHCARD QUESTION

Front

Define molar mass.

Back

The mass of one mole of a substance, typically expressed in grams per mole (g/mol).

7.

FLASHCARD QUESTION

Front

What is the formula to calculate percent by mass?

Back

(mass of element in 1 mole of compound / molar mass of compound) x 100%.

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