What is the atomic number of Lutetium?
...What is the atomic number of Lutetium?
87
47
71
56
Correct answer is C
No explanation has been provided for this answer.
Which of the following is a primary constituent of crude oil? ...
Propane carbon(IV)oxide diffuse at the same rate because [H = 1.00, C = 12.0, O = 16.0] ...
2X(aq) + MnO2(s) + 4H+(aq) → X2(g) + Mn2+(aq) + 2H2O. The reaction above can be used for the labo...
CH3COOC2H5(1) + H2O(1) ⇌ CH 3COOH (aq) + C 2H 5OH (aq) The purpose of H+ in the reaction above ...
Soaps clean surfaces on the principle based on? ...
In the graph above, the activation energy of the catalyzed reaction is...
What is the chemical symbol for Silver? ...