Chemistry, 23.12.2019 18:31 Dhejxbdbbxbdbbx
An unknown compound has a percent composition of 52.10% potassium, 15.8% carbon, and 32.1% oxygen. the molar mass of the compound is 150.22 g/mol. what is the empirical formula and the molecular formula of this compound?
a. kco and k2c2o3
b. k2c2o3 and k6c6o9
c. k2c2o3 and k2c2o3
d. k2c2o3 and k4c4o6
e. k2c2o3 and kco1.5
Answers: 2
Chemistry, 22.06.2019 21:00, lucyamine0
As we move from left to right across the periodic table, what is the general trend? a) atomic radii increase. b) electronegavitiy decreases. c) nuclear shielding increases. d) metallic character decreases.
Answers: 1
An unknown compound has a percent composition of 52.10% potassium, 15.8% carbon, and 32.1% oxygen. t...
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