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ADA 2 CALCULOS ESTEQUIOMÉTRICOS

Authored by AZERET PARDENILLA

Chemistry, Science, Mathematics

10th Grade

Used 17+ times

ADA 2 CALCULOS ESTEQUIOMÉTRICOS
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1.-¿Cuántos átomos de K hay en 1 mol de K?

19

39.098

6.023x10^23

5.2x10^23

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2.-¿Cuántos moles hay en 320 gramos de NaOH?

10.66 moles de NaOH

25.45 moles de NaOH

12 moles de NaOH

320 moles de NaOH

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cuántas moléculas de NaCl hay en 3 moles de NaCl?

1.8066x10^24

6.022x10^23

12.43x10^27

9.34x10^24

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cuál es la masa molar del Ca(OH) 2?

74.08 g/mol

87.09 g/mol

34.2 g/mol

56.2 g/mol

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Determine la masa molar de l Hg(NO3 )2

324.59 g/mol

312.56 g/mol

456 g/mol

765 g/mol

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcular los gramos de hierro que hay en 3.5 mol de hierro (Fe).

195.4645 g de Fe

345.32 g de Fe

543. 32 g de Fe

100. 01 g de Fe

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcula la masa en gramos fósforo que hay en 0.305 mol de fosforo (P).

12.192 g de P

10.342 g de P

76.450 g de P

34.21 g de P

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