Explain why chemical equation for photosynthesis shows conversation of mass.

Air at 257°C and 400 kPa is contained in a piston cylinder device. The air expands adiabatically until the pressure is 100 kPa. Determine the mass of air needed to produce maximum work of 1000 kJ.

Th he action and reaction forces in any situation will always be what

What is term used to describe the buildup of electric change on an object the buildup of electric change on an object

According to the first law of thermodynamics, the amount of work done by a heat engine equals the amount of a. work done on the engine. b. waste heat it produces. c. thermal energy added to the engine minus the waste heat. d.

Why does chemical bonding occur?

Since you've determined that the power supply is a 700W dual rail, what does that make the maximum output power?

A 2 m length of an aluminum pipe of 240 mm outer diameter and 10 mm wall thickness is used as a short column to carry a 640? centric axial load. Knowing that? = 73? P? and? = 0.

A python can detect thermal radiation from objects that differ in temperature from their environment as long as the received intensity of thermal radiation is greater than 0.60 W/m2. Your body emits a good deal of thermal radiation.

A planet has a mass of about 6.4 x 1023 kg, and its moon has a mass of about 9.6 x 1015 kg. if the magnitude of the gravitational force between the two bodies is 4.6 x 1015 n, how far apart are the planet and its moon? a. 9.4 x 106 c. 4.6 x 109 b. 2.

Is burning a nonrenewable natural gas a chemical change