Determine the number of grams of magnesium sulphate
Determine the number of grams of magnesium sulphate heptahydrate, MgSO47H2O are required to prepare 300 mL of a 0.750M solution?
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The mirror faces a cliff situated some distance away. Mounted on the cliff is a second mirror, directly opposite to the first mirror and facing toward it.
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At 298 K takes place in a cylinder maintained a pressure of two atmospheres. In the cylinder if 30 g of propane is mixed with the 100 g of oxygen, and the reaction proceeds to completion, calculate the work done by the system on its surroundings d
The ice hockey puck slides all along the ice at 12 m/s. A hockey stick delivers an impulse of around 4.0 kg .m/s causing the puck to move off in the opposite direction with the similar speed.
Determine the magnitude of the rms magnetic field of the gamma-ray pulse at the surface of the magnetar, supposing that the pulse radiates uniformly outward in all the directions.
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Determine how much heat energy is exhausted into the room as the water is transformed to ice at -10.0 degree Celsius?
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