Determine the viewpoint of the chemical reactants
Determine the viewpoint of the chemical reactants of the system, what do you expect for the signs of w and q in this process? The air bags that provide protection in a car accident expand because of a rapid chemical reaction.
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When each and every data value in one sample is paired with the corresponding data value in another sample for sample of 35 individuals or objects and the corresponding difference are computed, what type of distribution will the difference data ha
Determine the volume of concentrated phosphoric acid, H3PO4 (14.8 M) will be required to prepare the 750 mL of 0.25 M phosphoric acid?
The piston then compresses the air to 0.123 times of the original volume (0.123 Vi) and to 24.9 times the original pressure (24.9 Pi). Determine the latest temperature of the air?
When solutions containing chloride ions and silver ions are mixed, the silver chloride precipitates: Ag+(aq) + Cl-(aq)-> AgCl(s). ΔH=-65.5 Find out the following change of enthalpies.
Determine the temperature of an ideal gas whose molecules encompass an average translational kinetic energy of 6.10 x 10-20 J?
A local politician claims that 1 in 5 automobile accidents involves a teenage driver. He is advocating increasing the age at which teenagers can drive alone.
Determine the numbers of joules of heat are essential to raise the temperature of a1.20-kg block of iron from the 22 degrees C to 89.5 degrees C. The specific heat of iron is metal is 0.450 J/g*K.
Consider the following hypothetical reactions: A->BΔH=31J, B->C ΔH=64. By using Hess's law to determine the enthalpy change for reaction A->C
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