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Chemistry is a natural science that deals with _ and the changes it undergoes. Matter is anything that has _ and occupies_. Matter exists in three states,_,_,and _. A solid has a definite_and_. A liquid has a definite volume, but takes the _of its container. A _takes both the shape and volume of its container.
Predict whether a precipitation reaction will occur when aqueous solutions of the following substances are mixed:
If the reaction of chloroethane with water in the gas phase to produce ethanol as well as hydrogen chloride has a ΔH=26.6 kJ mol-1 and ΔS=4.81 J K-1 mol-1at 25C. Be careful with the units. Compute ΔG for the reaction as well as equilibrium constant..
Explain why it is necessary to remove the Erlenmyer flask from the hot water bath at the moment the volatil liquid disappears
For the reaction,: Ca(OH)2(s)+ CO2(g)= CaCO3(s)+ H2O(g) (a) Use the following standard enthalpies of formation to calculate the enthalpy change.
What is the theoretical yield of hydrazine, in grams, prepared from the reaction of 125.0 mL of 0.500M NH3(aq) with 25.0mL of 1.70M NaOCl (aq)?
Celsius the initial sample contained 0.0718 grams of calcium. What percent of the limestone by mass is CaCO3?
What is the value of the equilibrium constant for the reaction between I2 (s) and Br- (aq) at 25 degrees celcius?
Which of the following elements would you predict to have an anomalous electron configuration? A) Se B) Ce C) Ag D) Sr
question suppose that 450.9 j of heat energy is required to completely vaporize 3.1 g of a pure liquid. if the molar
an interference filter has an effective bandwidth of 10nm. would it be feasible to employ such a filter to isolate the
Draw both chair conformations of the following structure, and LABEL which one is more stable. draw the two possible chairs: draw one then the chair flip
Determine the balanced net ionic equation when aqueous solutions of AgNO3 and NaI are mixed. The balanced net ionic equation is:
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