What amount is increase in temperature of bullet
Question: A 3.0 g bullet of specific heat 128 J/kg.degree C is moving at 180 m/s and enters a bag of sand then stops. If all kinetic energy is converted into heat, by what amount is increase in temperature of bullet?
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If the heat of combustion for a specific compound is -1180.0kj/mol and its molar mass is 26.93g/mol, how many grams of this compound must you burn to release 805.00 kj of heat.
Determine the value of x, in dollars, that will make their weekly pay the same.
Analysis shows that there are 2.50 moles of H2, 1.35 10-5 mole of S2, and 8.70 moles of H2S present in a 12.0 L flask. Calculate the equilibrium constant Kc for the reaction.
SN1 substitution and E1 elimination frequently compete in the same reaction. (a) Propose a mechanism and predict the products for the solvolysis of 1-bromo-1-methylcyclopentane in ethanol.
You have a pure sample of 2-pentanol but discover that it does not rotate plane polarized light. The measurement of optical activity is done correctly. What is the most likely explanation?
Assuming the temperature is constant, predict whether the change in entropy (delta S) is positive, negative or zero during the followings reactions.
What mass of NaOH (s) must be added to 1.0 L of 0.050 M NH3 to ensure that the percent ionization of NH3 is no greater than 0.0010%? Assume no volume change on addition of NaOH.
A falling sky diver reaches terminal speed with her parachute closed. After the parachute is opened, what parameters change to decrease this terminal speed?
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