General Knowledge MCQ - English
What are the number of moles of CO2 which contains 16 g of oxygen?
Home | Discussion ForumFree Online Test
What are the number of moles of CO2 which contains 16 g of oxygen?
0.5 mole
0.2 mole
0.4 mole
0.25 mole
Answer : A
Free Online Test
View More Related Question
1) The number of d-electrons in Fe2+ (Z = 26) is not equal to that of
p-electrons in Ne(Z = 10)
s-electrons in Mg(Z = 12)
d-electrons in Fe(Z = 26)
p-electrons in CI(Z = 17)
View Answer
2) The method that cannot be used for removing permanent hardness of water is
3) The hardest form of carbon is
4) The first metal used by man was
5) The number of atoms present in 21.6 gram of silver (atomic weight = 108) are same as the molecules in