A current of 0.8 A flows through the motor for 3 minutes. Calculate the total charge in this time.

Transfer chemicals from one location to another to weather objects. a-water b-physical weathering c-chemical weathering

The vapour pressure of benzene is 53.3 kpa at 60.6 °c, but it fell to 51.5 kpa when 19.0 g of a non-volatile organic compound was dissolved in 500 g of benzene. calculate the molar mass of the compound.

Astudent weighing 700 n climbs at constant speed to the top of an 8 m vertical rope in 10 s. the average power expended by the student to overcome gravity is most nearly