destry1177 destry1177

10-08-2020
Mathematics

contestada

What is the final concentration if a saline solution consisting of 20% NaCl is diluted using a 1/4 solution?

Respuesta :

henrimed2020 henrimed2020

10-08-2020

Answer: C.V=C1.V1 +C2.V2

Step-by-step explanation: C=(C1V1 + C2V2)/V -> C=(20%.V+25%V)/2V-> C=22,5%

Answer Link

Otras preguntas

what planet has the longest years?

HELP!!!!!!!!!!! The graph of f(x) = 4x3 – 13x2 + 9x + 2 is shown below. How many roots of f(x) are rational numbers? A.) 0 B.) 1 C.) 2 D.) 3

the 2 acute angles of a right triangle each have?

help with #1? I don't understand.

Along with sensory receptors, _____ transport information to the integrating center. effectors signal pathways sensory organs user: an example of maintaining ho

What is the meaning of the word “antithesis in the following sentence: “That kind of world is the very antithesis of the so-called ‘new order’ of tyranny which

Why are children in low income neighborhoods more like to be less physical activity then other students in other community?

It was a Sunday morning. Father was getting the mail, mother was in the kitchen cooking breakfast, little brother was playing Nintendo, big brother was playing

Arturo is building a flower bed in the shape of a right triangle. The hypotenuse of the right triangle is 13 feet. One of the legs needs to be 7 feet longer tha

Which of these is not a part of the appendicular skeleton? clavicle metatarsals tibula vertebrae