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Molarity and Dilution

Authored by Teresa Alvelais

Chemistry

9th - 12th Grade

Used 1+ times

Molarity and Dilution
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19 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Find the molarity: 29.22 grams of sodium chloride is dissolved to make 0.075 liters of solution.

Encuentre la molaridad: se disuelven 29.22 gramos de cloruro de sodio para obtener 0.075 litros de solución.

389.6 M

6.66 M

2.19 M

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Find the Molarity: 0.50 grams of sodium chloride is dissolved to make 0.0075 L of solution.

Encuentre la molaridad: se disuelven 0.50 gramos de cloruro de sodio para obtener 0.0075 litros de solución.

1.114 M

66.6 M

2.89 M

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What will the volume of a 0.50 M solution be if it contains 0.337 mol of calcium hydroxide?
¿Cuál será el volumen de una solución 0.50 M si contiene 0.337 moles de hidróxido de calcio?

1.483 L

0674 L

0.1685 L

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How many moles of beryllium chloride are needed to make 0.125 L of a 0.050 M solution?

¿Cuántos moles de cloruro de berilio se necesitan para preparar 0.125 L de una solución 0.050 M?

2.5 mol

0.00625 mol

0.4 mol

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Dilution: If I add water to 125 mL of a 0.15 M NaOH solution so that the new volume is 150 mL what will the molarity of the diluted solution be?

Dilution: Si agrego agua a 125 ml de una solución de NaOH 0.15 M de modo que el nuevo volumen sea de 150 ml, ¿cuál será la molaridad de la solución diluida?

281.25 M

0.18 M

0.125 M

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Dilution: How much 0.05 M HCl solution can be made by diluting 250 mL of 10 M HCl?

Dilución: ¿Cuánta solución de HCl 0.05 M se puede preparar diluyendo 250 ml de HCl 10 M?

50,000 mL

1.25 mL

0.002 mL

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Dilution: I have 345 mL of a 1.5 M NaCl solution.  If I boil the water until the volume of the solution is 250 mL, what will the molarity of the solution be?
Dilución: Tengo 345 ml de una solución de NaCl 1.5 M. Si hiervo el agua hasta que el volumen de la solución sea 250 mL, ¿cuál será la molaridad de la solución?

2.07 M

57500 M

1.5 M

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