Question

Write a menu driven program using switch case in java to display the following structures.
1
2 3
4 5 6
7 8 9 10
11 12 13 14 15​

Answer 1

Answer:

Law of Chemical Combination

(1) Law of Conservation of Mass

In a chemical change, total mass remains conserved. i.e. mass before the reaction is equal to mass after the reaction

H

2

(g)+Cl

2

(g)⟶2HCl

Mass before reaction=2+71=73g

Mass after reaction=2x36.5=73g

(2) Law of constant or Definite Proportions

All Chemical compounds are found to have constant composition irrespective of their method of preparation or source.

For g. in water (H

2