Calculate the formula unit masses of ZnO, Na2O, K2CO3, given atomic masses of Zn = 65u,
Na = 23 u, K=39u, C = 12u, and O=16u.
Answers
Answered by
1
Answer:
Calculate the formula unit masses of ZnO, Na2O, K2CO3 .(atomic masses of Zn = 65u, Na = 23u, K = 39u, C = 12u and O = 16u )
Explanation:
please follow me
please mark me as brainliest
please thank to my answer
Answered by
1
Explanation:
Given:
Atomic mass of Zn = 65u
Atomic mass of Na = 23u
Atomic mass of K = 39u
Atomic mass of C = 12u
Atomic mass of O = 16u
The formula unit mass of ZnO= Atomic mass of Zn + Atomic mass of O = 65u + 16u = 81u
The formula unit mass of Na2O = 2 x Atomic mass of Na + Atomic mass of O = (2 x 23)u + 16u = 46u + 16u = 62u
The formula unit mass of K2CO3 = 2 x Atomic mass of K + Atomic mass of C + 3 x Atomic mass of O = (2 x 39)u + 12u + (3 x 16)u = 78u + 12u + 48u = 138u
Similar questions
Math,
1 month ago
Math,
1 month ago
Social Sciences,
1 month ago
Social Sciences,
2 months ago
Biology,
2 months ago
Chinese,
8 months ago