# How many grams of NaCl required to prepare in 2500 ppm(w/v) NaCl 250 mL solution?

## Question:

How many grams of NaCl required to prepare in 2500 ppm(w/v) NaCl 250 mL solution?

## Parts Per Million (ppm)

Parts per million (ppm) is one of expression of solution concentration. Ppm (w/v) of NaCl solution means the amount of weight of NaCl (in grams) per {eq}10^6 {/eq} mL volume of solution.

## Answer and Explanation: 1

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Firstly, we will convert the ppm into w/v.

We want 2500 ppm (w/v) NaCl solution, since we know ppm is parts per million, then

{eq}2500 \, ppm \, =...

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Parts Per Million: Definition, Calculation & Example

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Chapter 4 / Lesson 5What is ppm (parts per million)? Learn the ppm definition and formula. See the ppm calculation, units, equations, and how to convert ppm to percent.

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