Quiz sobre Massa e Volume Molar

Quiz sobre Massa e Volume Molar

10th Grade

9 Qs

quiz-placeholder

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Quiz sobre Massa e Volume Molar

Quiz sobre Massa e Volume Molar

Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Medium

DOK Level 1: Recall

Standards-aligned

Created by

ANDREIA CHRISTINA IGNACIO

Used 5+ times

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9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é a massa molar da água (H2O)? Dados: H = 1; O = 16.

16 g/mol

18 g/mol

20 g/mol

22 g/mol

Tags

DOK Level 1: Recall

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quantos moles estão em 88 gramas de dióxido de carbono (CO2)? (Massa molar de CO2 = 44 g/mol)

1 mol

2 mol

3 mol

4 mol

Tags

DOK Level 1: Recall

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

De acordo com o princípio de Avogadro, volumes iguais de gases à mesma temperatura e pressão contêm:

Diferentes números de moléculas

O mesmo número de moléculas

A mesma massa

Diferentes massas

Tags

DOK Level 1: Recall

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o volume molar de um gás ideal em condições padrão de temperatura e pressão (CNTP)?

22,4 L/mol

24,0 L/mol

20,0 L/mol

18,0 L/mol

Tags

DOK Level 1: Recall

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcule o número de mols em 36 gramas de água (H2O). (Massa molar de H2O = 18 g/mol)

1 mol

2 mol

3 mol

4 mol

Tags

DOK Level 1: Recall

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é a massa molar do cloreto de sódio (NaCl)? Dados: Na = 23; Cl = 35,5

35,5 g/mol

58,5 g/mol

60,5 g/mol

75,5 g/mol

Tags

DOK Level 1: Recall

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quantas moléculas existem em 1 mol de uma substância?

6.02 × 10^22

6.02 × 10^23

6.02 × 10^24

6.02 × 10^25

Tags

DOK Level 1: Recall

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