Dozen = 12,
ii. 1 score = 20
iii. 1 ream = 500
iv. 1 gross = 1.44
Answer:
2h+02=h20
Explanation:
2 in front of h on left side
2 in front of h on right side
Answer:
c) the study of matter and the changes it undergoes
Explanation:
Chemistry -
It is the sub topic of science , dealing with the study of matter , the properties of matter , the type of interaction between the particles of matter , the reason for the particle of matter to combine and separate in order to form new substance .
The basic concepts of chemistry are applicable on the day to day activities.
Hence, from the given options , the correct statement is c) the study of matter and the changes it undergoes.
the prefix of the second word indicates that a molecule of carbon dioxide indicates that the compound contains two oxygen atoms
Maybe sodium? becasue its an element and I would like some points... sorryy:((((
