Question

Please help me out with Q2
But pls no irrelevant answer
Write a formal letter given on the picture above
The format is given in Q1​

Answer 1

Answer:

Avogadro's number, number of units in one mole of any substance (defined as its molecular weight in grams), equal to 6.02214076 × 1023. The units may be electrons, atoms, ions, or molecules, depending on the nature of the substance and the character of the reaction (if any).