a washing machine uses 750 watts of power and costs $0.15 per kilowatt-hour. How much does it cost to run a washing machine for two hours? Round your answer to the nearest cent.

The overall reaction in the lead storage battery is: Pb (s) + PbO2 (s) + 2 H + (aq) + 2 HSO4 - (aq)  2 PbSO4 (s) + 2 H2O (l) Calculate the potential at 310 K for this battery when [H + ] = [HSO4 - ] = 4.5 M. At 310 K E o = 2.

A small rock with mass 0.12 kg is fastened to a massless string with length 0.80 m to form a pendulum. The pendulum is swinging so as to make a maximum angle of 45 ∘ with the vertical. Air resistance is negligible. A.

What are the two major conditions associated with obesity? 1) hear disease and diabetes 2) diabetes and sickle cell anemia 3) sickle cell anemia and color blindness 4) color blindness and heart disease

Explain why Mercury, Venus, and Mars are not likely to support life as we know it.

Which is an example of potential energy? a. a swimmer kicking their legs b. a car driving on the road c. an arrow flying at a target d. a yo-yo in someone's hand

A hole is drilled to the center of the earth and a ball is dropped into it. When the ball is at the earth's center, compared with their respective values at the earth's surface,

What is the development of static?

Methane gas absorbs red light, and methane clouds reflect blue light, giving Uranus and Neptune their distinctive blue colors. Why do Uranus and Neptune have methane clouds, but Jupiter and Saturn do not

A brick is released with no initial speed from the roof of a building and strikes the ground in 2.50 s, encountering no appreciable air drag.

State 3 properties of air Try your best doesn't have to be all of them