What''s the maximum amount of heat that can be obtained
acetylene can be made by reacting calcium carbide with water what's the maximum amount of heat that can be obtained from the combustion of acetylene starting with 74.6 g of CaCo2
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The flask was then shaken until the solution was uniform. A 50.0 rm mL sample of this glucose solution was diluted to 0.500 rm L. How many grams of glucose are in 100. rm mL of the final solution?
A 0.30 kg softball has a velocity of 12 m/s at an angle of 35° below the horizontal just before making contact with the bat. The ball leaves the bat 2.0 ms later with a vertical velocity of magnitude 10 m/s. What is the magnitude of the averag
the pump driving the water feature is located 175 ft away (laterally) and is to be installed in a pit 15 ft deep (below grade) what must the pressure be at the pump discharge.
A physiological saline solution contains 161 mEq/L each of Na+and Cl- , How many moles each of Na+ and Cl- are in 0.700 of the saline solution?
A boat moves through a river at 8.0 m/s relative to the water, regardless of the boat's direction. If the water in the river is flowing at 3.0 m/s, how long does it take the boat to make a round trip consisting of a 250 m displacement downst
You determine the temperature of the mixed portions of water to be 45 oC. What is the heat capacity of the calorimeter?
If Brand A, has a cost per tablet of 3.29cents/tablet and one tablet neutralizes 0.0128 mole of acid. What is the cost effectiveness of Brand A?
An airplane with a wing span of 30 m flies horizontally at a location where the downward component of the Earth's magnetic field is 5.0 × 10-5 T. Find the magnitude of the induced emf between the tips of the wings when the speed of the plane
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