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IF IN THE SAMPLE OF HARD WATER PPM CONCENTRATION OF CALCIUM IS 400 PPM THE % OF CA IN THIS SAMPLE(WT/WT)
IF IN THE SAMPLE OF HARD WATER PPM CONCENTRATION OF CALCIUM IS 400 PPM THE % OF CA IN THIS SAMPLE(WT/WT)

```
6 years ago

Aarti Gupta
300 Points
```							As 1% = 1/100and 1ppm = 1/1000000so,1 ppm = 0.0001%now for 400 ppm of Ca = 0.0400%To express in wt/wt Mass % of Ca = Mass of Ca in the solution/ Total mass of the solution * 100Mass % of Ca = 0.04/99.96 * 100= 0.0004 * 100 = 0.04Thanks & RegardsAarti Guptaaskiitians Faculty
```
6 years ago
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### Course Features

• 731 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions