question six chemistry Science Assignment Help

Marbles of mass M = 12 grams = 0.012 kg are placed on the floor at room temperature (about 20° C = 293 K). They are in thermal equilibrium with their surroundings. What is a typical height above the floor for one of these marbles? (Mgy  k_BT)

Which of the following countries was Not part European Coal and Steel
Community that was created in 1951 ?

A.Belgium

B.Luxembourg

C.Great Britain

D.West Germany

E.Italy

For each group of three forces below, determine whether the forces in each pair are pulling at right angles to each other.

a.  12 lb, 13 lb, resultant force 19 lb no;  15 lb, 36 lb, resultant force 39 lb yes

b.  12 lb, 13 lb, resultant force 19 lb yes;  15 lb, 36 lb, resultant force 39 lb yes

c.  12 lb, 13 lb, resultant force 19 lb no;  15 lb, 36 lb, resultant force 39 lb no

d.  12 lb, 13 lb, resultant force 19 lb yes;  15 lb, 36 lb, resultant force 39 lb no

1. Each Group 16 element has how many valence electrons?

   		4
   		6
   		8
   		16