Find the missing properties of u, h, and x for water at 120◦ c, v = 0.5 m3 /kg
b. water at 100◦ c, p = 10 mpa
c. nitrogen at 100 k, x = 0.75
d. nitrogen at 200 k, p = 200 kpa
e. ammonia at 100◦c, v = 0.1 m3 /kg

What is the magnification of a real image if the image is 10.0 cm from a mirror and the object is 50.0 cm from the mirror ? use the equation m=-di/do. a. -5.0 b. 5.0 c. 0.20 d. -0.20

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.

1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?