What is the concentration of the 60L solution with 15g of solute? O A. 0.4 g/L
O B. 25 g/L
OC. 0.25 g/L
OD. 4 g/L

What happens to the light rays when they hit the specimen?

Afigure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 20.9 12000 200 3.33

Which statement correctly describes a step-up transformer? a. it increases the amount of electric energy available. b. it increases the voltage of an electric current. c. it changes direct current into alternating current. d. it has more loops of wire in its primary coil.