What will be new pressure relative to the initial pressure

Reference no: EM13659296

1. A quantity of steam (550 g) at 123°C is condensed, and the resulting water is frozen into ice at 0°C.How much heat was removed?

2. What is the force in newtons acting on a 3.4 kg package of nails that falls off a roof and is on its way to the ground?

3. A sample of neon gas has its volume doubled and its temperature held constant. What will be the new pressure relative to the initial pressure?

4. A cylinder of gas at room temperature (20°C) has a pressure p1. To what temperature in degrees Celsius would the temperature have to be increased for the pressure to be 2.7p1?

5. A fire breaks out and increases the Kelvin temperature of a cylinder of compressed gas by a factor of 1.5. What is the final pressure of the gas relative to its initial pressure?

6. A cylinder of gas is at room temperature (20°C). The air conditioner breaks down, and the temperature rises to 43°C. What is the new pressure of the gas relative to its initial pressure (p1)?

7. Two 4.8 kg physical science textbooks on a bookshelf are 0.10 ma part. What is the magnitude of the gravitational attraction among the books?

Reference no: EM13659296

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