Question

Complete the following magic square of multip
re of multiplication.
81 81
3 81​

Answer 1

Bottom=1/9 multiplied by 1/3

Answer 2

Answer:

Suppose you are using a meter scale (metalic) marked 0 to 100cm .Let the scale is graduated at 20°c & you are taking reading at 40°c . Let the scale becomes 101cm but you count it 100cm so measured reading is less than actual reading . of cinnabar (Hgs), produce

metallic mercurymetallic mercury and not its oxideny electrons are required to discharge 3 moles of Ca++ ion