How much heat would be needed to completely evaporate 43.5 g of boiling water at a temperature of 100 °C? Express your answer in units of joules.

Is a brass trumpet a solution

Light traveling in a vacuum has a wavelength of 550nm when it enters a pool of water (n = 1.33). What would the wavelength of the light be in the water? (a) 336nm (b) 414nm (c) 550nm (d) 732nm

Suppose that the habitat of a species that once lived on land has now become covered in water. In order to survive, the species adapts to have webbed feet. This adaptation likely takes place A. within a week of the habitat change. B.

As you add additional light bulbs in series, which graph represents the total voltage across the light bulbs?

Temperature affects: metabolic activity the quality of the air the amount of sunlight in an ecosystem

In an ac induction motor, the stator produces a rotating magnetic field that induces current in the rotor windings. The rotor current generates a magnetic field in opposition to the magnetic field of the stator, thereby causing the rotor to turn. A.

How many additional electrons does this atom of oxygen need in its valence shell to satisfy the octet rule?

Calculate the momentum of a 1.60*10^3 kg car at 20.0 m/s

What is ten thousand more than 300,000 + 90,000 + 5,000 + 40 is

On October 21, 2001, Ian Ashpole of the United Kingdom achieved a record altitude of 3.35 km (11 000 ft) powered by 600 toy balloons filled with helium. Each filled balloon had a radius of about 0.54 m and an estimated mass of 0.27 kg.