Question

1. What is the density of an object having a mass of 132.6 g . When placed in a graduated cylinder containing 48.6 mL of water the level increases to 61.2 mL.

   		10.524 g/mL
   		4.035 g/mL
   		10.5 g/mL
   		2.17 g/mL

1. What is the mass of 25.0 mL of octane, having a density of .702 g/mL ?

   		35.6 g
   		17.6 g
   		36 g
   		14.3 g

1. Convert 13.7 g/ cm³ to kg /m³

   		1.37 x 10 4
   		1.37 x 10 5
   		137
   		13.7 x 10 2

1. How many neutrons are in ¹⁰⁹ Ag ?

   		37
   		47
   		62
   		109

Answer 1

13.7 x 10-3 The volume of the object (61.2- 1:2-4860 mL 12.6 mL i density 132.6 12.6 g/m2 = 101524 gial (Answer) 11 volume x dens density of octane - 25.0 x 0,702 17.55 g (Answer) 13.7 kg/m3 cm3 13 (10-2) 13.7 x 103 kg/m² (Answer 109 Ag has atomic number 47 :: neutron number Man atomie humber - number 109 47 62 (Answer