Quiz on Formula Mass and Mole Concept

Quiz on Formula Mass and Mole Concept

University

30 Qs

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Quiz on Formula Mass and Mole Concept

Quiz on Formula Mass and Mole Concept

Assessment

Quiz

Chemistry

University

Practice Problem

Easy

Created by

Solomon Yayeh

Used 1+ times

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30 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the molecular mass (amu) for of chloroform (CHCl3)

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the molecular mass (amu) for aspirin molecule, C9H8O4

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the molecular mass (amu) for Ibuprofen, C13H18O2.

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the formula mass (amu) of Aluminum sulfate, Al2(SO4)3?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

calculate moles of atoms and number of atoms in 4.7 g of sample potassium?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

A liter of air contains 9.2 × 10−4 mol argon. What is the mass of Ar in a liter of air?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

Copper is commonly used to fabricate electrical wire. How many copper atoms are in 5.00 g of copper wire?

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