Massa molecolare

Massa molecolare

9th Grade

7 Qs

quiz-placeholder

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Massa molecolare

Massa molecolare

Assessment

Quiz

Science

9th Grade

Practice Problem

Hard

Created by

Lucrezia Pigliautile

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual è la massa molecolare dell'acqua?

18 g/mol
16 g/mol
20 g/mol
22 g/mol

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual è la massa molare del rame (Cu)?

63,55 uma

63,55 g/mol

74,92 uma

12,01 g/mol

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual è la massa di una mole di carbonio?

12 uma

6 g

12 g/mol
24 g/mol

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual è la massa di tre moli di carbonio?

12 uma

12 g

36 g

24 g

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual è la massa molare dell'acido cloridrico (HCl?

18.0 g/mol
58.5 g/mol
36.0 g/mol
36.5 g/mol

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual è la massa molare dell'idrossido di calcio Ca(OH)2 ?

58.44 g/mol
100.09 g/mol
36.46 g/mol
74.10 g/mol

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual è la massa di 4,5 moli di idrossido di calcio Ca(OH)2 ?

211.56 g/mol

100.09 g/mol

74.10 g/mol

333.45 g/mol

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