TamaraMotten231 TamaraMotten231

03-06-2015
Chemistry

contestada

How many moles of solute are contained in 200 milliliters of a 1 M solution?
(1) 1 (3) 0.8
(2) 0.2 (4) 200

Respuesta :

lulu1991 lulu1991

03-06-2015

The answer is (2) 0.2. The unit of M means 1 mol/L. The conversion of liter and milliliter is 1 liter equals 1000 milliliters. So the molar number of solute is 1*0.2=0.2 mol.

Answer Link

Otras preguntas

Write an equation in slope-intercept form of the line that passes through the point (8, 2) and is parallel to the graph of the equation y=4x-3

what date did president arthur become president

help!! need answer now! Michelle jumps from a plane at an altitude of 1000 m. After 10 seconds her parachute opens. The graph shows the relationship between her

How does Orwell use satire to support his purpose in this passage? He uses parody to reveal the cruelness of communist leaders. He uses ridicule to make fun of

Is 7x + 1 equivalent to 1 + 7x

Evaluate this expression 9 to the negative 2nd power

8s+7>-3(5s-4) Solve the inequality

Find percentage of the number 35% of 750

Define grading with reference to seam allowances. PLEASE HELP FAST!!!!!!!

$r(x)$ has domain $\{-1,0,1,2\}$ and range $\{0,2,4,6\}$. $s(x)$ has domain $\{1,2,3,4\}$ and is defined by $s(x)=x+1$. What is the sum of all possible values o