Problem related to specific heats
Question: Substances A and B are the same mass and at the same initial temperature. When they are heated, the final temperature of A is 55 degree C higher than the temperature of B. What does this tell you of the specific heats of A and B.
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For the gas phase decomposition of t-butyl alcohol, (CH3)3COH (CH3)2C=CH2 + H2O the rate constant at 811 K is 1.05E-3 /s and the rate constant at 846 K is 5.64E-3 /s. The activation energy for the gas phase decomposition of t-butyl alcohol is
Gallium-68 decays by positron emission, with a half-life of 68.3 min. How much 68Ga remains from a 10.0 mg sample after 683 min?
Identify all of the spectator ions in the precipitation reaction below. Ca^2+ (aq) + 2Br^-(aq) + 2Li^+ (aq) + CO3^2- (aq) arrow to CaCO3 (s) + 2Li^+ (aq) + 2Br^- (aq)
What is the empirical formula? If the molar mass of the chlorine oxide is 356.7 g/mol, what is the molecular formula of the compound?
What is a fractional distillation how is it different than a simple distillation in principle and in the apparatus used
Explain the mechanism of toxicity ( phase I and phase II products and metabolites ) for exposure to NAPHTHALENE and vinyl acetate.
What mass in grams of KNO3 will crystalize out of solution
Spontaneous reactions always have Delta Sr > 0 E) A Thermodynamically stable compound is a compound with a negative standard free energy of formation
A solution containing a mixture of metal cations was treated with dilute HCl and no precipitate formed. Next, H2S was bubbled through the acidic solution. A precipitate formed and was filtered off. Then, the pH was raised to about 8 and H2S was ag
Classify which reaction is single replacement, double replacement, decomposition, combination and combustion. SiO2+HF--->sIf+H2O C7H10N+O2--->CO2+H2O+NO2 KO2+CO2--->K2CO3+O2 C4H10+Cl2+O2--->CO2+CCl4+H2O Ca3p2+hH2O--->Ca(OH)2+PH3
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