Question

a) find the ratio by mass or the combining elements in H²so⁴. b) give the names of the elements present in Baking powder. c) define atomicity and give examples. d) mention any two postulates of dalton's atomic theory. plz help me today is my exam plz help ​

Answer 1

Answer:

a) 1 : 16 : 32

b) sodium, hydrogen, carbon and oxygen

c) Atomicity is defined as the total number of atoms present in molecule for example each molecule of oxygen is composed of two oxygen atoms

d) 1. all matter is made of atoms. atoms are indivisible

2. chemical reaction is rearrangement of atoms