हिंदी

Determine the formula unit mass of the following substance. Phosphoric acid (H3⁡PO4), used to make phosphate fertiliser and detergents.

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प्रश्न

Determine the formula unit mass of the following substance.

Sodium hydrogencarbonate $$\left(\mathrm{NaHCO}_3\right)$$, used to relieve acidity and helps in digestion.

संख्यात्मक
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उत्तर

$$\mathrm{NaHCO}_3 = 23+1+12+3(16)=84\ \mathrm{u}$$.

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अध्याय 9: Atomic Foundations of Matter - Revise, Reflect, Refine [पृष्ठ १८२]

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एनसीईआरटी Science Exploration [English] Class 9
अध्याय 9 Atomic Foundations of Matter
Revise, Reflect, Refine | Q 8. (iii) | पृष्ठ १८२
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