Calculate the density of the metal
When 95.0g of an unknown metal are submerged in water in a graduated cylinder, the waterlevel rises from 32.2 ml to 49.5 ml. calculate the density of the metal.
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Ethylene diamine tetra-acetic acid (EDTA) is awater-soluble compound that readily combines with metals, such ascalcium, magnesium, and iron. The molecular formula for EDTA isC10N2O8H16. Assume one EDTA molecule complexes(associates with) one metal
A golfer uses a club to hit a 45-g golf ball resting on an elevated tee so that the golf ball leaves the tee at a horizontal speed of +38m/s. A.) what is the impulse on the golf ball?
But from the faucet to the outlet the water is all moving at the same speed since the hose is uniform in size. Why does the pressure decrease from faucet to outlet where the speed is all the same?
Determine (e) the second-law efficiency of the cycle and the rate of exergy output with the exhaust gases when they are purged.
When 95.0g of an unknown metal are submerged in water in a graduated cylinder, the water level rises from 32.2 ml to 49.5 ml. calculate the density of the metal.
A 150g block is launched up a 50.0 degree ramp using a spring compressed a distance of 5.0cm from its equilibrium position. The spring requires a force of 16.5N to compress it 15cm. If the coefficient of kinetic friction between the block and the
What if any assumptions are needed before the t inferential procedure can be used to compare true average elapsed times? Carry out a test of hypotheses to decide whether the true avg difference in elapsed times differs from zero.
What was the initial negative charge on one of the spheres, and what was the initial positive charge on the other?
Assume that the constant-volume specific heat of air remains constant at 0.720 kJ/kg-K. Taking the air as the system, determine for the process the Entropy change of the air, kJ/K.
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