What is the mass in grms of the metal
a piece of matal with a specific heat capacity of 0.225 j/g degrees c changes in temperature from 21.0 degrees c tp 51.0 degrees c when 675 j of energy is pplied to it. what is the mass in grms of the metal?
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Boron has two naturally occurring isotopes, 10B (19.9%) and 11B (80.1%). Although the B2 molecule does not exist naturally on Earth, it has been produced in the laboratory and been observed in stars. How many different B2 molecules are possible? W
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when aluminum is heated in oxygen, aluminum oxide is formed. What weight of the oxide can be obtained from 25.0g of the metal.
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