What is the number of moles of solute in 250 mL of a 0.4 M solution ?

Question

15-09-2017
Chemistry

contestada

What is the number of moles of solute in 250 mL of a 0.4 M solution ?

Respuesta :

Otras preguntas

When mammals get an infection, their internal body temperature often rises 2 to 3 degrees Celsius. The body gets the energy it needs to react to an infection by

Anemia, the most widespread nutritional deficiency, is the result of insufficient _________

What does a mole of iron weigh

Which song is a morning, awakening song? "The Triumph of Charis" "Golden Slumbers Kiss Your Eyes" from Cymbeline "Song" from Much Ado About Nothing

The height of a triangle is 1.95 centimeters less than 2.5 times the corresponding base. The area of the triangle is 112.8 square centimeters. The quadratic equ

How do I solve for b

Jenny learned to play the piano as a child and played very well until she was in late adolescence, when she stopped playing. In her 40s she decided to start to

Which of the following signs may indicate heat exhaustion? A. Lethargy, thirst, nausea, dry skin B. Muscle cramps, fatigue, and lightheadedness C

The graph of a line has a slope of 3 and passes through the point (-4, -5). What is the equation of the line in point-slope form? A. y + 5 = 3(x + 4) B. y - 5 =

haneylia haneylia · Answer 1 · 2017-09-15T23:04:47+02:00

haneylia haneylia

15-09-2017

.4 M means that in 1 Liter of solution there are .4 moles.

Molarity x Liters = Moles

We have molarity, so convert mL to liters

250 mL x 1000mL/1 Liter = .25 L

Now, set up the equation

.4 M x .25 L = .1 moles of solute

Answer Link