What quantity of the wood must be burned to heat
A sample of wood has a heat of combustion of 3.29 kJ/g. What quantity of the wood must be burned to heat 250 g of water from 18 degrees C to 85 degrees C? (The specific heat capacity of water is 4.18 J/degrees C x g.)
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Calculate the ideal force required to strain the material 3.5 inches tall if K=100,000 psi and n=0.3. What force would be required if you switches to a perfectly plastic material with a yield strength pf 40,000psi?
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If a typical glass (250 mL) of orange juice contains 100.0 mg of vitamin C, what is the molarity of vitamin C in the juice, treating the juice as you would pure water? The molar mass of vitamin C is 176.1 g/mol.
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A solution of FeCl3 has a concentration of 3.85m. What are the mole fractions and the mole percents of FeCl3 and H2O in this solution?
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