Which of the following represents the velocity of a light wave? A. E = hf
B. E= f*2
O C. c = hxf
D. c = fx2

Ahydrogen atom has 1 electron. how many bonds can hydrogen form? a) 1 b) 2 c) 3 d) 4 e) 5

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal

11) burning your hand when accidentally touching a hot plate is an example of which heat transfer? a. conduction b. convection c. radiation d. none of these