45.1O the molar mass 13 e cher 23: Whul mass wili 0.0050 moles ef HCl (Aydrocthoic acid) ber? 24. Hew muny molecules of H.50, would be fouro in 100g of 1150,? 25. How mony Rrame wodid fo grvarit in 5.2 a 10 - atume of Mig? 28. What invented the periodic catle and bow did he grganiar if? 29. How is the modem periodic iable organitredt? 30. Who onginated the idra of the atom? 31. Who developed the plum gridding mode?? 92. Whac doss an elements atomic nimber teill you? 39. Wrine the elcetron configuration for the following elements a. C() b. Fe: 26} c. Fr(d) 34. Fill in the following pownum munter chan 35. How many paired electrats (orbest pard) ant in the following elenerst? a. C if. Ne B. P 4 Li. 36. How rowny Valance eleczrom are in the fobowing eirsnews? it Pin a h 14. t b. (i) f. hs 17. Labet caphiof the femiles en the porcific twble and orde the one that reicts the most with water H. it B. \& I. a. Mshimation emericy b. Acamic radnin c. Electronergetity a. Ionisation eneriry t. Aternic radien c. Electroneeatwity 41 Flemerts in the same hamesimilar properties 45. Fill is the todowine tab