EXAME QUIMICA 11 ANO

EXAME QUIMICA 11 ANO

2nd Grade

15 Qs

quiz-placeholder

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EXAME QUIMICA 11 ANO

EXAME QUIMICA 11 ANO

Assessment

Quiz

Chemistry

2nd Grade

Medium

Created by

Nelson Waiteky

Used 10+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Os adubus fertelizantes necessarios em maior quantidades chamados...........

Nutrientes

Micronutrientes

Fertelizados

Macronutrientes

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A percentagem total dos compostos glucose (C6 H12 O6) ,Dados Ar (C) = 12 ; Ar (H) = 1; Ar (O) = 16. a massa molar do glucose é 176 g mol-1 é...............

4,5 %

41,0 %

54,5 %

100 %

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A unidade da grandeza quantidade de material é...................

mol

Kg

g/mol

dm

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Nas Condições Normais de Temperatura e Pressão (CNTP), ou seja, à pressão de 1 atm e temperature de 273 K, o que corresponde, aproximadamente o valor do volume molar (Vm) é.....................

2,24 dm3

0,22 dm3

0,224 dm3

22,4 dm3

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

O valor constante de Avogadro é...............................

6002 x 1023 mol-1

6,002 x 1023 mol-1

6,02 x 1023 mol-1

6,20 x 1023 mol-1

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A massa atomo relativa do cloro (Cl)é..............................

354,5 u

35,45 u

3,545 u

34,45 u

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A percentagem do elemento O dos compostos glucose (C6 H12 O6) ,Dados Ar (C) = 12 ; Ar (H) = 1; Ar (O) = 16. a massa molar do glucose é 176 g mol-1 é...............

41,0 %

54,5 %

100 %

4,5 %

41,0 %

100 %

54,5 %

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